Hire the best Back-End developers

Check out Back-End developers with the skills you need for your next job.
  • US$31 hourly
    Hi, As a Full Stack Developer with extensive experience in various programming languages, databases, and frameworks, I am confident in my ability to deliver high-quality work to my clients. My technical skills include advanced features for programming languages such as Python3, Javascript, PHP, and JAVA, as well as basic features for languages like Solidity and C#. I also have experience with various databases including SQL (MySQL, sqlAlchemy, sqlLite), NoSQL (MongoDB, GraphQL), and Vector DB (Pinecorn, Redis). In addition to my technical skills, I am well-versed in cloud services from AWS, Google Cloud, Heroku, and Azure, including advanced features of AWS Cloud such as Lambda and AI tools. I am also fluent in the use and maintenance of Github and Docker. My experience with WordPress includes customized Theme and Plugin creation, and I have expertise in Node.js with the express, SPA frameworks such as Vue, React, and Angular, and modern CSS libraries like Material and Bootstrap. Furthermore, I have a strong understanding of best practices design patterns for programming including principles such as DRY (Don't Repeat Yourself), KISS (Keep It Simple Stupid), YAGNI (You Aren't Gonna Need It), and the Law of Demeter. I have also practiced Agile development to work effectively in a team. I also have a good understanding of algorithms and data structures, time complexity and space, as well as security best practices for APIs and credentials. In addition to my software development skills, I have experience creating different types of games including 2d flash games, basic 3d games in Unity such as “Match 3” and “Infinity Runner”, and other 2d HTML canvas games using JS libraries. I also have 3+ years of AI programming experience in areas such as video recognition application creation using Tensorflow, language model creation using transformers either from scratch or fine-tuning other models, preprocessing and refining data for model creation, the use of well-known AI tools including Tensorflow, Keras, Hugging Face, Fast AI. I am also experienced in the advanced use of OpenAI APIs and making automation plugins for chatGPT. In addition to my technical skills, I have practical experience working with microcircuits programming (ESP32/8266, Raspberry PI, BBC) and good experience in graphic design using Photoshop and Illustrator. Overall, my diverse skill set and experiences make me a strong candidate for any project requiring a Full Stack Developer. Thank you for considering me for your project. Thanks and Regards Abdur Rouf
    Featured Skill Back-End Development
    Python
    PHP
    Flask
    MongoDB
    Jinja2
    Cloud Development
    Web Development
    JavaScript
    Node.js
    React
    WordPress
    Git
    Web Application
    jQuery
    AngularJS
  • US$85 hourly
    I help businesses build scalable, high-performance data solutions. As a Senior Data Engineer with expertise in SQL, dbt, Snowflake, and data modeling, I specialize in designing, optimizing, and migrating data systems that drive business insights and efficiency. What I Offer: 🔹 End-to-End Data Engineering – ETL/ELT pipeline development, data modeling, and warehousing 🔹 dbt & BigQuery/Snowflake Migrations – Seamless transitions to modern cloud platforms 🔹 Performance Optimization – Faster queries, cost-efficient storage, and scalable architecture 🔹 Automation & Workflow Optimization – Reduce manual effort, ensure data reliability I specialize in these modern data stack technologies: 🔹 Data Ingestion – Airbyte, Fivetran, Stitch, Domo, Informatica PowerCenter 🔹 Data Warehouses – BigQuery, Snowflake, PostgreSQL, Redshift 🔹 Transformation and Modeling – dbt Core/Cloud 🔹 Orchestration and Scheduling – Airflow 🔹 Visualization – Looker Studio, Power BI Certifications: ✔ dbt Certified Developer I’ve successfully led data migrations, optimized performance, and reduced costs for multiple clients across various industries. If you're looking for a data ninja to build, enhance, or migrate your data platform, let's talk!
    Featured Skill Back-End Development
    Data Integration
    ETL Pipeline
    Data Warehousing
    Data Engineering
    Looker Studio
    Microsoft Power BI
    Google Cloud Platform
    Fivetran
    SQL
    BigQuery
    Snowflake
    dbt
  • US$35 hourly
    🔸 Top Rated Plus Seller. 🔸 100% Job Success. 🔸 3000+ high-quality hours. In a digital saga of innovation, I wield over a decade of technical mastery to conquer complexities and elevate projects to greatness. Let's rewrite your project's narrative with precision-engineered solutions, ensuring every line of code is a testament to excellence. Ready to embark on a journey of technical triumph? Let's connect and transform your vision into reality. ✅ Technical Offerings: I specialize in advanced web development and cutting-edge design, equipped with the expertise to address a myriad of technical challenges. Expert in AI & Machine Learning. Bringing cutting-edge AI solutions to life. 1-Flutter & React: Creating intuitive, responsive, and beautiful applications. Here's a breakdown of my capabilities: 2- Front-end Engineering: Leveraging the power of Vue, React, JavaScript (including ES6+), HTML5, and CSS3 to architect dynamic and responsive user interfaces. 3- Methodology Mastery: Proficient in Software Development Life Cycle (SDLC) methodologies such as Waterfall, Agile, and Hybrid, adept at tailoring approaches to suit project needs for optimal efficiency and outcome. 4- Code Optimization: Crafting meticulously tested and well-documented codebases to streamline development cycles, ensuring robustness, scalability, and ease of maintenance. My technical acumen spans a wide array of technologies and frameworks, including but not limited to: ✅Front-end Development: React, Vue, Angular, Next.js, WordPress, Shopify ✅Design Systems: Storybook, Figma ✅Testing Methodologies: Unit testing, Integration testing ✅Application Development: ERP, CMS, POS, CRM, ECommerce platforms, dashboards ✅Technological Infrastructure: AWS services ✅Toolchain & DevOps: CI/CD pipelines, Git version control, BitBucket collaboration tools. Let's embark on a technical journey together, transforming your vision into a robust and scalable reality.
    Featured Skill Back-End Development
    Websockets
    SaaS Development
    Node.js
    App Development
    jQuery UI
    Tailwind CSS
    Redux
    Next.js
    Vue.js
    React
    Full-Stack Development
    PSD to HTML
    GitHub
    jQuery
    CSS
  • US$25 hourly
    I am an efficient freelance developer working for last 10+ years, where I learned valuable professional skills such as advanced technology.In both my academic and professional life, I have been consistently praised as efficient by my professors and peers.Whether working on academic, extracurricular , or professional projects ,I apply proven analytical and critical thinking skills, which I hope to leverage into the developer role at your company.
    Featured Skill Back-End Development
    MySQL Programming
    Microsoft Dynamics 365
    Oracle NetSuite
    Assembly Language
    Odoo
    Ethical Hacking
    ERP Software
    Bash Programming
    Database Programming
    NGINX
    Node.js
    Python
    SQL
    Jinja2
    ERPNext
  • US$30 hourly
    Hello! I'm Bhavesh, a Frappe and ERPNext Expert with over 6 years of experience in development, customisation, and implementation.I bring expertise in delivering solutions that improve efficiency and align with business objectives. ------------------------------------------------------------------------------------------------------------------ Why Work With Me? ✅ Proven Success Across Industries Successfully completed 50+ ERPNext projects for diverse domains, including manufacturing, healthcare, retail, and distribution. My solutions are crafted to align seamlessly with business objectives. ✅ Custom Modules that Deliver Results Designed and implemented Frappe-based modules like Property Management, Tailoring Solutions, and Clinic Management, helping businesses automate processes and improve productivity. ✅ Mobile Application Expertise Developed 15+ user-friendly mobile apps, integrated with ERPNext, covering domains like eCommerce, salesperson management, and customer management, ensuring a seamless digital experience. ✅ Advanced Technical Skills Deep expertise in the Frappe framework, allowing me to create scalable, efficient, and future-proof ERP systems tailored to your unique needs. ------------------------------------------------------------------------------------------------------------------ My Philosophy I believe technology is most effective when it empowers people and businesses to achieve their goals effortlessly. My approach centers on collaboration, understanding your unique challenges, and crafting solutions that truly make a difference. For me, success means delivering not just a system, but a tool that transforms how you work. ------------------------------------------------------------------------------------------------------------------ How I Can Add Value to Your Business 🔹 End-to-End ERPNext Implementation From analysis to deployment, I ensure your ERP system is perfectly aligned with your business processes. 🔹 Custom Modules and Workflows I design workflows and modules that address your unique business challenges, ensuring seamless integration and usability. 🔹 Mobile App Integration Boost your business capabilities with custom mobile apps that integrate flawlessly with ERPNext for enhanced functionality. 🔹 Scalable and Future-Ready Solutions I focus on creating solutions that grow with your business, ensuring long-term value and adaptability. ------------------------------------------------------------------------------------------------------------------ I am passionate about solving complex challenges and delivering solutions that exceed expectations. My approach is collaborative, ensuring your vision is brought to life efficiently and effectively. Whether you’re looking for a complete ERP implementation, customized modules, or mobile app development, I’m here to help. ------------------------------------------------------------------------------------------------------------------ Get in Touch Feel free to reach out—I’d love to discuss how I can support your project!
    Featured Skill Back-End Development
    Magento 2
    Mobile App Development
    Enterprise Resource Planning
    Flutter
    Blockchain
    ERPNext
    Vue.js
    Python
    Node.js
    Jinja2
  • US$30 hourly
    With over 10 years of professional experience, including 6 years as a Python Developer and 4 years specializing in AI/ML, I bring a wealth of technical expertise and innovative thinking to every project. My focus lies in delivering cutting-edge AI solutions that redefine efficiency, enhance decision-making, and unlock new possibilities for businesses. Specializing in Generative AI (GenAI), I have deployed state-of-the-art models like GPT, LLaMA, and BERT to develop tools that simplify workflows, create meaningful insights, and power next-generation applications. Whether it's building intelligent chatbots, predictive analytics systems, or AI-powered automation solutions, I ensure every deliverable is tailored to the client’s unique needs. My experience spans diverse industries, including fintech, healthcare, e-commerce, and crypto, where I have consistently designed and implemented domain-specific AI solutions. From predictive fraud detection in banking to healthcare diagnostics using NLP models, I excel at addressing complex challenges with innovative strategies. 🌟 Core Competencies: ✔️ Generative AI Expertise: I have fine-tuned and deployed GPT models for conversational AI, adaptive content creation, and dynamic data analysis, delivering tangible business outcomes. ✔️ AI/ML Development: Leveraging frameworks like TensorFlow, PyTorch, and Scikit-learn, I build high-performance machine learning systems that drive intelligent automation. ✔️ Cloud-Native AI Solutions: My expertise includes deploying AI models on AWS, Google Cloud, and Azure, ensuring scalability, reliability, and high availability. ✔️ Web Scraping & Data Automation: I specialize in advanced scraping techniques using Selenium, Scrapy, and API integrations, delivering precise data for actionable insights. ✔️ Natural Language Processing: With tools like Hugging Face and LangChain, I create tailored NLP workflows for applications in sentiment analysis, text summarization, and intelligent chatbots. 💼 Technology Stack: I bring a comprehensive technology stack, ensuring robust and scalable solutions: ✔️ Languages: Python (3.x, 2.7), SQL, JavaScript, HTML/CSS, YAML, Markdown. AI/ML & Generative AI: TensorFlow, PyTorch, Hugging Face Transformers, LangChain, GPT (ChatGPT), BERT, T5, LLaMA, Scikit-learn, OpenCV, Dialogflow, LoRA, PEFT, NLTK, SpaCy. ✔️ Frameworks: Django, Flask, FastAPI, Streamlit, Tornado, DRF. ✔️ Libraries & APIs: OpenAI API, REST APIs, SQLAlchemy, Selenium, Scrapy, BeautifulSoup, Multiprocessing, Celery, Alembic. ✔️ Databases & Storage: MySQL, PostgreSQL, MongoDB, Redis, Cassandra, DynamoDB, AWS S3, Google Cloud Storage, BigQuery. ✔️ Cloud Platforms: AWS (EC2, SageMaker, Lambda), Google Cloud (BigQuery, Cloud Functions), Azure ML Studio. ✔️ Visualization & Analytics: Tableau, Power BI, Looker, Matplotlib, Plotly, Streamlit. ✔️ Development Tools: Docker, Kubernetes, Jupyter, Google Colab, VS Code, PyCharm. ✔️ Project Management & Collaboration: JIRA, Trello, Slack, Confluence. 🏆 Key Achievements: ✔️ In fintech, I developed fraud detection systems and predictive analytics platforms, optimizing security and decision-making processes for clients. ✔️ For healthcare, I created NLP-driven diagnostic tools and pre-annotation systems, integrating AI into clinical workflows for enhanced accuracy and efficiency. ✔️ In e-commerce, I designed AI-powered chatbots that transformed user interactions, increasing customer satisfaction and retention rates. ✔️ My web scraping expertise enabled clients to extract structured data for business intelligence, enhancing operational efficiency. ✔️ Leveraging Generative AI, I automated content creation for marketing and operational workflows, delivering high-quality results at scale. 🚀 Why Work With Me? I am passionate about harnessing the power of AI to solve real-world problems. My commitment to lifelong learning ensures I stay on the cutting edge of technological advancements, empowering me to deliver transformative solutions tailored to your business. Collaboration is at the heart of my work ethic. By understanding your vision and aligning it with actionable strategies, I aim to exceed expectations and build innovative, high-performing applications that stand out in today’s competitive landscape. Let’s collaborate to transform your ideas into intelligent AI solutions. Reach out, and let’s create something exceptional together!
    Featured Skill Back-End Development
    Agile Software Development
    Django
    Stripe
    API
    Python Script
    Agile Project Management
    OAuth
    Flask
    Web Scraping
    Python
    API Integration
    Data Scraping
  • US$80 hourly
    - 2023 Platform Migration Excellence HubSpot Impact Awards Winner - HubSpot DIAMOND Certified Partner, specialising in HubSpot Implementation, HubSpot Onboarding and HubSpot CMS Development - Co-founded Inbound marketing departments within existing companies. - Created and developed an exclusive lead generation strategies. - Implemented HubSpot marketing automation software in 10 countries and became the biggest customer* in the region. - Managed the work of marketing specialists to deliver full campaigns. - Supervised the creation of websites, landing pages, email newsletters and various pieces of marketing or multi-media content. - Spent 15 000 hours in HubSpot last seven years. I work with well-funded startups (backed by Andreessen Horowitz, Greylock, Khosla, SV Angel), established companies with +250 employees, and also help with starting new projects. Visit 6minded.com for all my work.
    Featured Skill Back-End Development
    Customer Relationship Management
    Website Migration
    Website Prototyping
    Inbound Marketing
    Marketing Strategy
    User Experience Design
    Lead Generation
    Marketing Automation
    Marketing Operations & Workflow
    HubSpot
  • US$60 hourly
    TOP 1% in Python Django Full-stack Development. "Professionalism, efficiency, clear communication and willingness to think outside the box to complete the tasks at a higher standard than expected!" - Founder & CEO of Atlas (Canadian Restaurant Management System.) My customers appreciate how my deep Python expertise drives their business results. Whether you're starting from scratch or looking to enhance existing software with new features, I'm here to bring your ideas to life. For the last 12 years, I have been providing the following services: ✅ Software development ✅ Web app development ✅ Digital Transformation ✅ API development and integration ✅ POC and MVP development ✅ Cloud development Working worldwide, I help customers from various business domains through coding, building a dev team, and filling expertise plus technological gaps. Here are the main industries: 🔸 Healthcare 🔸 eCommerce or Retail 🔸 Fintech 🔸 Manufacturing 🔸 Real Estate 🔸 E-sport 🔸 Fleet management 🔸 Food and Beverage My main tech stack: ☑️ Python ☑️ Django / Django REST ☑️ Flask / FastAPI ☑️ PostgreSQL ☑️ Celery ☑️ Docker ☑️ Cloud (AWS, MS Azure, GCP, DigitalOcean, Heroku) Get in touch, invite me to your project and let’s start cooperating!
    Featured Skill Back-End Development
    React
    Django Stack
    AI App Development
    RESTful API
    API Development
    API Integration
    Python
    JavaScript
    Flask
    PostgreSQL
    Django
    SaaS
    Web Development
    Docker
    API
  • US$30 hourly
    ✔ 8+ Years of Experince, ✔ Top Rated, ✔ CMS Expert, ✔ Enterprise Drupal Development, ✔ Solution Architect, ✔ DevOps, ✔ MVP SaaS Expert, ✔ Web App Architect I am an experienced IT Engineer and Full Stack Web Developer with over eight years of expertise in web development, specializing in Drupal, WordPress, JavaScript, PHP, and React. Proficient in both frontend and backend development, I excel at building full-stack applications and delivering high-quality SaaS solutions. Skilled in troubleshooting and problem-solving, I consistently deliver top-tier results within deadlines and thrive on tackling complex technical challenges. Because of my strong background in coding and a lifelong love for art, I can proudly say that creating beautiful and powerful websites is my passion and my profession. I always enjoy working with clients to provide high-quality work and quick responses. My Core Skills and Expertise: ✅Wordpress ✅Drupal ✅React ✅SEO ✅PHP ✅Javascript ✅Responsive Web Design/Development ✅HTML5/XTHML, CSS3, SCSS, SASS, Bootstrap ✅Cross-browser compatibility testing in all major browsers ✅Google Page Speed Insights Score Improvement ✅Mobile testing ✅MySQL database ✅AWS ✅Linux Servers ✅Apache, NGINX Web Servers My journey is focused on making a positive impact on the world, addressing its challenges, supporting others' growth, and building a future where kindness, honesty, truth, and progress define true success.
    Featured Skill Back-End Development
    Ecommerce
    Ecommerce Website Development
    WordPress Development
    API Integration
    MySQL
    CMS Development
    Website Migration
    Website Customization
    Web Design
    Web Development
    Website Redesign
    JavaScript
    PHP
    WordPress
    Drupal
  • US$15 hourly
    🚀 Your Premier 𝐅𝐮𝐥𝐥 𝐒𝐭𝐚𝐜𝐤 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 Partner - Ready to Elevate Your Web Presence 📝 𝗪𝗵𝗮𝘁 𝗬𝗼𝘂'𝗹𝗹 𝗚𝗲𝘁? ▹ 𝗖𝘂𝘀𝘁𝗼𝗺 𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁: Designing and developing dynamic, responsive web and mobile applications from end to end. Whether it's a robust backend or an engaging frontend, I build seamless experiences tailored to your needs. ▹ 𝗖𝗼𝗱𝗲 𝗤𝘂𝗮𝗹𝗶𝘁𝘆 & 𝗠𝗮𝗶𝗻𝘁𝗲𝗻𝗮𝗻𝗰𝗲: Delivering clean, scalable, and maintainable code with ongoing support to ensure your project remains secure and up-to-date. ▹ 𝗥𝗲𝘀𝗽𝗼𝗻𝘀𝗶𝘃𝗲 𝗗𝗲𝘀𝗶𝗴𝗻: Ensuring your web applications perform flawlessly across all devices using modern design principles and cutting-edge CSS frameworks. ▹ 𝗣𝗲𝗿𝗳𝗼𝗿𝗺𝗮𝗻𝗰𝗲 𝗢𝗽𝘁𝗶𝗺𝗶𝘇𝗮𝘁𝗶𝗼𝗻: Enhancing speed and performance through advanced techniques, ensuring smooth and engaging user interactions. ▹ 𝗖𝗿𝗼𝘀𝘀-𝗕𝗿𝗼𝘄𝘀𝗲𝗿 𝗖𝗼𝗺𝗽𝗮𝘁𝗶𝗯𝗶𝗹𝗶𝘁𝘆: Guaranteeing your application works seamlessly across all browsers and devices, eliminating compatibility issues. ▹ 𝗨𝘀𝗲𝗿 𝗜𝗻𝘁𝗲𝗿𝗳𝗮𝗰𝗲 (𝗨𝗜) & 𝗨𝘀𝗲𝗿 𝗘𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲 (𝗨𝗫) 𝗗𝗲𝘀𝗶𝗴𝗻: Merging aesthetic design with intuitive functionality for an engaging and user-friendly experience. ▹ 𝗖𝗼𝗹𝗹𝗮𝗯𝗼𝗿𝗮𝘁𝗶𝗼𝗻 & 𝗖𝗼𝗺𝗺𝘂𝗻𝗶𝗰𝗮𝘁𝗶𝗼𝗻: I work closely with you to understand your vision, providing regular updates and feedback to keep the project on track. 🫵 𝑾𝒉𝒚 𝑪𝒉𝒐𝒐𝒔𝒆 𝑴𝒆? With a passion for full-stack development and a commitment to delivering outstanding results, I offer a unique blend of creativity, technical expertise, and reliability. Here’s why I’m the ideal choice for your project: ➢ 𝗣𝗿𝗼𝘃𝗲𝗻 𝗘𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲: Extensive experience in developing high-performance web applications, including contributions to cutting-edge projects and highly trafficked systems. ➢𝗔𝘁𝘁𝗲𝗻𝘁𝗶𝗼𝗻 𝘁𝗼 𝗗𝗲𝘁𝗮𝗶𝗹: Focused on delivering top-tier user experiences with seamless functionality and design. ✨ 𝗪𝗼𝗿𝗸𝗶𝗻𝗴 𝘄𝗶𝘁𝗵 𝗠𝗲, 𝗬𝗼𝘂 𝗪𝗶𝗹𝗹: ★ Achieve Your Vision: I bring your ideas to life with precision and creativity. ★ Receive High-Quality Work: Dedicated to providing comprehensive and polished solutions. ★ Benefit from Clear Communication: Transparent, timely updates, and feedback throughout the project. ★ 𝗚𝗲𝘁 𝗮 𝗠𝗼𝗻𝗲𝘆-𝗕𝗮𝗰𝗸 𝗚𝘂𝗮𝗿𝗮𝗻𝘁𝗲𝗲: 𝗜𝗳 𝗺𝘆 𝘄𝗼𝗿𝗸 𝗱𝗼𝗲𝘀𝗻’𝘁 𝗺𝗲𝗲𝘁 𝘆𝗼𝘂𝗿 𝗲𝘅𝗽𝗲𝗰𝘁𝗮𝘁𝗶𝗼𝗻𝘀, 𝗜 𝗼𝗳𝗳𝗲𝗿 𝗮 𝟭𝟬𝟬% 𝗿𝗲𝗳𝘂𝗻𝗱—𝗻𝗼 𝗾𝘂𝗲𝘀𝘁𝗶𝗼𝗻𝘀 𝗮𝘀𝗸𝗲𝗱. ⚠️ Not the Right Fit If: ✗ You’re looking for quick fixes or overly low-cost solutions. ✗ You need expertise beyond the full-stack development scope. ✗ You prefer to work without clear project guidelines or deadlines. 🌟 Ready to Get Started?
    Featured Skill Back-End Development
    Web Development
    SCSS
    Tailwind CSS
    CSS Framework
    CSS
    Next.js
    Bootstrap
    JavaScript
    HTML5
    React
    API Framework
  • US$35 hourly
    With over 4 years of hands-on experience in crafting robust, production-ready web applications, I have honed a deep understanding of the development lifecycle, from initial implementation to successful deployment. Why Hire Me: ➤ Responsive: I prioritize creating web applications that seamlessly adapt to various devices and screen sizes, ensuring an optimal user experience across the board. ➤ Responsible: I take ownership of my work, valuing clear communication and collaborative problem-solving. I'm dedicated to delivering solutions that align with both project goals and client expectations. ➤ Best Coding Practices: I have a steadfast commitment to maintaining clean, efficient, and maintainable code. Following industry best practices, I strive for code that's functional and a pleasure to work with. ➤ Deadline-Driven: Meeting deadlines is non-negotiable. I thrive under time constraints, leveraging my experience to efficiently manage tasks, prioritize, and produce high-quality results within stipulated timelines. Diverse Skill Set: With expertise in ReactJS, Django, JavaScript, HTML, CSS, Bootstrap, and SQL, I bring a versatile toolkit to every project, ensuring the use of the right technology for the right solution. Feel free to explore my work on GitHub (mahsannawaz1), where you'll find a showcase of projects that demonstrate my commitment to excellence and innovation. Technologies: ReactJS | MERN | JavaScript | HTML | CSS | | .NET | Blazor | Bootstrap | MaterialUI | SQL | NoSQL
    Featured Skill Back-End Development
    C#
    Blazor
    .NET Stack
    .NET Framework
    MongoDB
    SQL
    Material UI
    CSS 3
    HTML5
    React
    TypeScript
    JavaScript
    MERN Stack
  • US$20 hourly
    🏆 Top Rated ⏰ Responsive 💯 Satisfaction ✅ Front-end (Vue.js, Nuxt.js, Svelte.js, SvelteKit, React, Next.js React-Redux, JQuery) ✅ Back-end (Node.js, Express.Js, MongoDB) ✅ Blockchain (Web3, Solidity, RUST, NFT, Ethereum, Mint) My Skills: ✔ Custom JavaScript ✔ JavaScript (ES5/ES6/ES7+, Babel), Typescript ✔ Vue, Vuex, Vuetify ✔ Svelte.js, SvelteKit ✔ Blockchain, NFT, Solidity, Ethereum, RUST ✔ React, Redux, Nuxt.js, Next.js ✔ Node.js, Express.js, MongoDB, REST APIs ✔ Netlify, Heroku, Vercel ✔ HTML5, CSS3 with LESS/SCSS, TailwindCSS, Twitter Bootstrap, ✔ UI/UX, responsive web ✔ Material UI, Bootstrap, Element UI, PUG Comfortable with: ✔ GitHub ✔ Git ✔Bitbucket ✔ GitLab ✔ Trello, ✔Jira Unleashing the Framework Fusion: Crafting Web Wonders with Versatility!
    Featured Skill Back-End Development
    Web3
    NFT
    Solidity
    Svelte
    RESTful API
    Front-End Development
    ExpressJS
    MongoDB
    Node.js
    TypeScript
    JavaScript
    Vue.js
    Git
    Nuxt.js
    React
  • US$50 hourly
    Python/JavaScript developer Over 9 years Python experience, 6+ with JavaScript. Web applications using Flask, Django or Bottle. Front end or back end. Bootstrap. Native. jQuery. Some Vue and Angular. High Charts. Flot. Tables, etc. SQL. Database Schema and Creation. Database management. PostgreSQL. Image and video processing, utility scripts, database driven web applications. Strong Linux. Bash. Git. Server setup and admin. AWS.
    Featured Skill Back-End Development
    Scripting
    API Integration
    PostgreSQL
    JavaScript
    Python
    HTML5
    Flask
    Django
    SQL
  • US$60 hourly
    I have a B.S. in Computer Science and over 3+ years of professional experience in the industry. I go above and beyond to deliver high quality solutions while still being affordable to small businesses and startups. I specialize in Python and React Solutions
    Featured Skill Back-End Development
    Node.js
    CSS
    Heroku
    HTML
    React
    Microservice
    JavaScript
    Django
    Python
  • US$85 hourly
    Over 17 years of experience with Quickbase app development including Project Management, Financial Analysis, Mobile Incident Trackers, API's, Fleet Trackers, Schedule Management, and Salesforce, Shopify, and Zapier integration. Over $100,000 earned on Upwork for multiple clients. Projects include: • Internal Travel Agency management application including Pipelines and Zapier integrations. • Product, inventory, sales, and finance tracker for an International bike and bike accessories company including APIs to Shopify and other systems. • Project Management App integrating a variety of data from numerous sources such as Salesforce, Sage/Timberline, and Excel to include P&L and Project Status tracker for 50+ employees. • Implemented Quickbase into a Solar Energy startup to promote collaboration and unify Project Development, Finance, and Sales teams. • Fleet usage/mileage tracker • Certification tracker with automated expiration notification • Safety Incident app with incident creation/submittal via mobile devices • Scope Management system for 100+ employees
    Featured Skill Back-End Development
    Project Management
    Requirement Analysis
    Business Analysis
    QuickBase
    Project Management Professional
    Systems Development Life Cycle
    Project Analysis
    Agile Project Management
    Microsoft Excel
  • US$25 hourly
    I am a Software Engineer having 5 years of hands-on development experience in multiple frontend and backend technologies like: - Frontend (Angular & React) - Backend (ASP.NET, Python (Django + Scripting)) - Cloud Services (AWS, Azure & Google Cloud) - Databases (MS SQL Server, MySQL, MongoDB, Couch DB) - Payment API Integration (PayPal, Skrill, 2CheckOut) - Google API Integration (Gmail, AdSense, AdWords, Translate, etc.) Apart from the above-listed technologies, I can also work on RESTful APIs development, Chat applications, Linux distribution (Bash Scripting) & Serverless applications. I have hands-on experience of integration of Payment APIs like (Skrill, PayPal & 2CO), Google APIs (Places, Analytics, AdMob, AdSense, Maps APIs), and Twilio APIs.
    Featured Skill Back-End Development
    Supabase
    FastAPI
    Django
    Blazor
    ASP.NET Core
    Python
    Node.js
    TypeScript
    JavaScript
    Tailwind CSS
    Bootstrap
    Vue.js
    Next.js
    React Bootstrap
    React
  • US$40 hourly
    Provide professional full-stack development service in Python and JavaScript. Fluent with: - Python and JavaScript; - Django and Flask; - REST and GraphQL; - ReactJS, Apollo Client, Redux; - PostgreSQL, MongoDB, Vector DBs - OpenAI, Azure Speech, Deepgram, ElevenLabs, Vocode - Stripe, PayPal, Zapier
    Featured Skill Back-End Development
    Flask
    Linux
    GraphQL
    PostgreSQL
    Python
    Django
    Twitter/X Bootstrap
    jQuery
    React
    Material UI
    CSS 3
    Redux
    Docker
    HTML5
    JavaScript
  • US$30 hourly
    My initial review: "Highly skilled, friendly developer..." Hey! I am a web developer with a focus on creating Django/Flask web applications. Also, I can craft a desktop app with a simple but functional UI (.exe). On a front-end of my web apps I use JavaScript, Bootstrap, Jinja templates, and Ajax. I like to utilize DataTable.js and Charts.js. With such tools web apps looks really cool;) Very often I make some reporting features to my web apps – Excel, PDF, CSV reports. Storage: SQL relational databases, AWS S3. Version control: git. AWS Cognito (user management from AWS) integration. Additionally, I've conducted shell-based Linux administration (using Putty), navigated services on Amazon Web Services (AWS) Cloud platform and worked with RESTful API. I like to work on MPVs bringing to life ideas and concepts.
    Featured Skill Back-End Development
    Flask
    Git
    Django
    Heroku
    Web Application
    Scripts & Utilities
    Python Script
    Database
    Desktop Application
    API
    SQL
    Web Development
    Python
    JavaScript
  • US$95 hourly
    Hello, I currently run an analytics consulting firm, and together we bring over 20 years of experience working on a wide variety of business intelligence and analytics projects. We bring experience as technical leads, overseeing portfolios of multiple analytics products and leading developers. Our mixture of strong technical and soft skills allows us to succeed in complex projects that involve a high level of interaction with business users and managers. We are currently working on the following projects: -- Data ingestion & analytics with a Canadian telecom company. Writing SQL scripts to load and transform data from Hadoop into MicroStrategy. Creating dashboards in MicroStrategy that allow business users to visualize data from their problem ticketing system and better determine how quickly they are responding to their corporate customers -- Data ingestion and analytics with an American IT security company. Ingesting data from Salesforce (Opps, Leads, Contacts, Campaigns etc.) into Snowflake using Fivetran. Creating a metadata layer in Looker using LookML code, and creating dashboards to track metrics such as ARR and MRR. Overseeing the rollout of dbt, which is a data transformation platform. dbt will be used as an intermediary data transformation step between Snowflake and Looker --Building a modernized analytics platform (Snowflake, FiveTran, dbt, Power BI) for a European marketing firm. The analytics infrastructure will allow them to build automated CEO level financial reports, reports on marketing campaigns as well as predictive analytics to determine how potential customers will benefit from their services --Build a modernized analytics platform (Snowflake, FiveTran, dbt, Holistics) for a Canadian education services company. They're looking to integrate data from multiple sources including their app, HubSpot, Stripe, Facebook Ads and Quickbooks -- Financial reporting for a restaurant and salon franchise company in Texas. We utilize dbt, Big Query and Google Sheets/Power BI to build models and reporting allowing the company to easily track performance and calculate bonus payments for managers We bring extensive experience with multiple platforms, technologies and databases (Looker, Lightdash, Holistics, Metabase, dbt, Snowflake, Google Big Query, Fivetran, Stitch). All of the projects we've worked on have involved data modeling, data ingestion and transformation, designing reports that allow dynamic aggregation of data, and designing dashboards that visualize data in meaningful ways. We are also more than capable of running meetings with relevant stakeholders to provide updates and receive feedback.
    Featured Skill Back-End Development
    SQL Programming
    dbt
    MicroStrategy
    Data Engineering
    Snowflake
    Analytics
    Data Lake
    Data Analytics & Visualization Software
    Data Ingestion
    Data Cleaning
    Looker
    Data Visualization
    Tableau
    Oracle Database
    Query Tuning
    Microsoft Power BI
  • US$60 hourly
    I'm a result-driven Certified DevOps Architect with 18+ years of experience and with the ability to help you with challenging tasks based on my experience and best practices. As a CTO, I also have 10+ people on board in my distributed European team to help you with challenging tasks and provide you with efficient solutions according to your business goals. Feel free to book a consultation with me or request any service from the listed below. Our service includes but is not limited to: 🔸 Cloud migration 🔸 Architecture design and implementation (AWS, GCP, Azure, on-prem) 🔸 Infrastructure cost optimization 🔸 Infrastructure reliability and fault tolerance 🔸 Development acceleration (CI/CD automation) 🔸 Infrastructure scalability and high availability 🔸 Infrastructure Provisioning Automation 🔸 Logging and monitoring 🔸 Meeting compliance standards and getting certifications (PCI DSS, HIPPA, GDPR, ISO) Why our clients trust us: 🚀 we've been working in the field for more than 19 years and cover almost all DevOps tech stack 🚀 can help with challenging tasks based on our experience and best practices 🚀 can go beyond the limits of tasks and offer solutions according to your business goals within your budget and deadlines 🚀 our 10+ engineers are certified in AWS, GCP, Kubernetes, and Terraform. Their expertise guarantees efficient DevOps service, clear communication, and transparency Our main tech stack: ⚙️ Cloud platforms: AWS, GCP, Azure, Digital Ocean ⚙️ CI/CD automation: Jenkins, GitlabCI, CircleCI, AWS Pipeline, Travis CI ⚙️ Containerization and orchestration: Kubernetes, Docker, OpenShift, Rancher ⚙️ Infrastructure-as-a-code: Terraform, Ansible, AWS CloudFormation, Google Cloud Deployment Manager, Azure Resource Manager ⚙️ Monitoring: Zabbix, Nagios, Icinga, Collectd, Grafana, Graphite, Logstash, Kibana, Prometheus, Datadog, Sumo Logic ⚙️ Scripting: Bash, Python, PHP ⚙️ Databases: Microsoft SQL, MySQL, PostgreSQL, MariaDB; MongoDB, Redis, Memcache ⚙️ Project & Process management: Jira, Asana, Trello, Monday, Redmine, ServiceDesk, OTRS ⚙️ Version control system: Git With us you: ✅ Achieve operational stability and reliability ✅ Minimize risks ✅ Save your time and money ✅ Make conscious business solutions ✅ Obtain competitive advantages Please don’t hesitate to start your projects with us. We'd be glad to start with the technical consultation to discuss your project in detail and come up with ideas on how to do everything in the best way.
    Featured Skill Back-End Development
    Azure DevOps
    Infrastructure as Code
    Orchestration
    CI/CD
    Jenkins
    Terraform
    Kubernetes
    Docker
    Containerization
    Google Cloud Platform
    DevOps Engineering
    MLOps
    AIOps
    Amazon Web Services
    DevOps
  • US$25 hourly
    🌟 𝐇𝐢, 𝐈’𝐦 𝐒𝐡𝐞𝐤𝐡𝐚𝐫 𝐉𝐮𝐧𝐞𝐣𝐚 A global tech entrepreneur and AI/LLM specialist with 19 years of experience My career began at 𝐀𝐩𝐩𝐥𝐞 , evolved through top-tier consulting houses, and now leads ARIS —a team that has delivered $𝟏𝟎𝟎𝐌+ 𝐢𝐧 𝐜𝐨𝐬𝐭 𝐬𝐚𝐯𝐢𝐧𝐠𝐬 𝐟𝐨𝐫 𝟏𝟑𝟗 𝐜𝐥𝐢𝐞𝐧𝐭𝐬 across 𝟏𝟕 𝐜𝐨𝐮𝐧𝐭𝐫𝐢𝐞𝐬 . 🌍 𝐆𝐥𝐨𝐛𝐚𝐥 𝐟𝐨𝐨𝐭𝐩𝐫𝐢𝐧𝐭 On-site solutions in 𝐈𝐧𝐝𝐢𝐚, 𝐔𝐒, 𝐃𝐮𝐛𝐚𝐢, 𝐆𝐞𝐫𝐦𝐚𝐧𝐲, 𝐔𝐊 Remote projects in 𝐒𝐚𝐮𝐝𝐢 𝐀𝐫𝐚𝐛𝐢𝐚, 𝐀𝐮𝐬𝐭𝐫𝐚𝐥𝐢𝐚, 𝐏𝐨𝐥𝐚𝐧𝐝, 𝐉𝐚𝐩𝐚𝐧, 𝐂𝐚𝐧𝐚𝐝𝐚 , and beyond 🚀 𝐖𝐡𝐚𝐭 𝐬𝐞𝐭𝐬 𝐮𝐬 𝐚𝐩𝐚𝐫𝐭 We build 𝐀𝐈-𝐝𝐫𝐢𝐯𝐞𝐧 ecosystems tailored to your business: - 𝐋𝐋𝐌 𝐞𝐱𝐩𝐞𝐫𝐭𝐢𝐬𝐞 : RAG systems, secure chatbots, PII anonymization - 𝐕𝐢𝐬𝐢𝐨𝐧 𝐀𝐈 : Quality control, retail analytics, performance optimization - 𝐓𝐞𝐜𝐡 𝐬𝐭𝐚𝐜𝐤 : 𝐎𝐥𝐥𝐚𝐦𝐚 , 𝐋𝐥𝐚𝐦𝐚𝟑.𝟐 , 𝐆𝐫𝐨𝐪 , 𝐀𝐦𝐚𝐳𝐨𝐧 𝐁𝐞𝐝𝐫𝐨𝐜𝐤 , 𝐎𝐩𝐞𝐧𝐀𝐈 , SQL/NoSQL - 𝐂𝐨𝐦𝐩𝐥𝐢𝐚𝐧𝐜𝐞 : GDPR, CCPA, and region-specific regulations 🔍 𝐑𝐞𝐜𝐞𝐧𝐭 𝐩𝐫𝐨𝐣𝐞𝐜𝐭𝐬 𝐕𝐢𝐬𝐢𝐨𝐧 𝐀𝐈 𝐟𝐨𝐫 𝐦𝐚𝐧𝐮𝐟𝐚𝐜𝐭𝐮𝐫𝐢𝐧𝐠 & 𝐫𝐞𝐭𝐚𝐢𝐥 AI agents monitor quality control (defect detection) and retail performance (sales agent efficiency) 𝐑𝐞𝐬𝐮𝐥𝐭𝐬 : 𝟖𝟎% 𝐟𝐞𝐰𝐞𝐫 𝐦𝐚𝐧𝐮𝐚𝐥 𝐢𝐧𝐬𝐩𝐞𝐜𝐭𝐢𝐨𝐧𝐬 , real-time analytics for sales teams 𝐑𝐀𝐆-𝐩𝐨𝐰𝐞𝐫𝐞𝐝 𝐤𝐧𝐨𝐰𝐥𝐞𝐝𝐠𝐞 𝐛𝐚𝐬𝐞 𝐜𝐡𝐚𝐭𝐛𝐨𝐭 Secure, localized system (𝐎𝐥𝐥𝐚𝐦𝐚 , 𝐋𝐥𝐚𝐦𝐚𝟑.𝟐 , 𝐆𝐫𝐨𝐪 ) with 𝐧𝐨 𝐝𝐚𝐭𝐚 𝐥𝐞𝐚𝐤𝐚𝐠𝐞 𝐎𝐩𝐞𝐧𝐀𝐈-𝐝𝐫𝐢𝐯𝐞𝐧 𝐒𝐐𝐋 𝐝𝐚𝐭𝐚 𝐩𝐫𝐨𝐜𝐞𝐬𝐬𝐨𝐫 Automated analysis for non-technical users, cutting manual effort by 𝟕𝟎% 𝐏𝐈𝐈 𝐚𝐧𝐨𝐧𝐲𝐦𝐢𝐳𝐚𝐭𝐢𝐨𝐧 𝐰𝐢𝐭𝐡 𝐀𝐦𝐚𝐳𝐨𝐧 𝐁𝐞𝐝𝐫𝐨𝐜𝐤 GDPR/CCPA compliance with self-updating data mapper 🛠 𝐀𝐫𝐞𝐚𝐬 𝐨𝐟 𝐞𝐱𝐩𝐞𝐫𝐭𝐢𝐬𝐞 𝐀𝐈/𝐋𝐋𝐌 𝐝𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 : RAG systems, chatbots, GenAI workflows 𝐕𝐢𝐬𝐢𝐨𝐧 𝐀𝐈 : Quality control, retail analytics, sensor-based monitoring 𝐂𝐥𝐨𝐮𝐝 & 𝐢𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧 : AWS, Azure, Salesforce, SAP 𝐅𝐮𝐥𝐥-𝐬𝐭𝐚𝐜𝐤 𝐞𝐧𝐠𝐢𝐧𝐞𝐞𝐫𝐢𝐧𝐠 : Python, Ruby on Rails, Node.js, React 💬 𝐋𝐞𝐭’𝐬 𝐜𝐨𝐥𝐥𝐚𝐛𝐨𝐫𝐚𝐭𝐞 Ready to transform your business with AI? Let’s discuss: Industry-specific challenges LLM/Vision AI integration Roadmap to measurable ROI and compliance 𝐋𝐞𝐭’𝐬 𝐛𝐮𝐢𝐥𝐝 𝐭𝐡𝐞 𝐟𝐮𝐭𝐮𝐫𝐞, 𝐢𝐧𝐭𝐞𝐥𝐥𝐢𝐠𝐞𝐧𝐭𝐥𝐲. 💡 𝐖𝐡𝐲 𝐜𝐥𝐢𝐞𝐧𝐭𝐬 𝐭𝐫𝐮𝐬𝐭 𝐮𝐬 𝐏𝐫𝐢𝐜𝐞 𝐨𝐛𝐣𝐞𝐜𝐭𝐢𝐨𝐧𝐬 “Others offer lower prices—why pay more?” → 𝐂𝐡𝐞𝐚𝐩 𝐬𝐨𝐥𝐮𝐭𝐢𝐨𝐧𝐬 𝐜𝐨𝐬𝐭 𝐦𝐨𝐫𝐞 𝐥𝐨𝐧𝐠-𝐭𝐞𝐫𝐦. Example: A client saved 𝟑𝟎% 𝐚𝐧𝐧𝐮𝐚𝐥𝐥𝐲 after switching from a “cheaper” vendor. 𝐈𝐦𝐩𝐥𝐞𝐦𝐞𝐧𝐭𝐚𝐭𝐢𝐨𝐧 𝐫𝐢𝐬𝐤𝐬 “Will this disrupt operations?” → 𝐃𝐞𝐩𝐥𝐨𝐲𝐞𝐝 𝐢𝐧 𝐩𝐡𝐚𝐬𝐞𝐬 𝐰𝐢𝐭𝐡 𝐳𝐞𝐫𝐨 𝐝𝐨𝐰𝐧𝐭𝐢𝐦𝐞. Example: A retail chain integrated Vision AI into 50+ stores without halting sales. ROI skepticism “Will this deliver value?” → Guaranteed outcomes. Example: A manufacturer reduced defects by 𝟖𝟎% , saving $𝟐𝐌 𝐚𝐧𝐧𝐮𝐚𝐥𝐥𝐲 . 𝐂𝐮𝐬𝐭𝐨𝐦𝐢𝐳𝐚𝐭𝐢𝐨𝐧 𝐝𝐨𝐮𝐛𝐭𝐬 “Can you handle unique workflows?” → 𝐁𝐮𝐢𝐥𝐭 𝐚𝐫𝐨𝐮𝐧𝐝 𝐲𝐨𝐮𝐫 𝐩𝐫𝐨𝐜𝐞𝐬𝐬𝐞𝐬. Example: Custom AI for analyzing 𝐦𝐢𝐜𝐫𝐨-𝐝𝐞𝐟𝐞𝐜𝐭𝐬 𝐢𝐧 𝐠𝐨𝐥𝐝 𝐚𝐥𝐥𝐨𝐲𝐬 . 𝐃𝐚𝐭𝐚 𝐬𝐞𝐜𝐮𝐫𝐢𝐭𝐲 𝐟𝐞𝐚𝐫𝐬 “What if data leaks?” → 𝐘𝐨𝐮𝐫 𝐝𝐚𝐭𝐚 𝐬𝐭𝐚𝐲𝐬 𝐨𝐧 𝐲𝐨𝐮𝐫 𝐢𝐧𝐟𝐫𝐚𝐬𝐭𝐫𝐮𝐜𝐭𝐮𝐫𝐞. We use 𝐥𝐨𝐜𝐚𝐥𝐢𝐳𝐞𝐝 𝐀𝐈 + GDPR/CCPA compliance. 𝐖𝐞’𝐫𝐞 𝐩𝐚𝐫𝐭𝐧𝐞𝐫𝐬, 𝐧𝐨𝐭 𝐯𝐞𝐧𝐝𝐨𝐫𝐬. Included in every contract: → 𝟗𝟎-𝐝𝐚𝐲 𝐰𝐚𝐫𝐫𝐚𝐧𝐭𝐲 → 𝟐𝟒/𝟕 𝐬𝐮𝐩𝐩𝐨𝐫𝐭 𝐟𝐨𝐫 𝐩𝐫𝐨𝐝𝐮𝐜𝐭𝐢𝐨𝐧 𝐢𝐬𝐬𝐮𝐞𝐬 ( 𝐫𝐞𝐬𝐩𝐨𝐧𝐬𝐞 < 𝟒 𝐡𝐨𝐮𝐫𝐬 ) → 𝐅𝐫𝐞𝐞 𝐪𝐮𝐚𝐫𝐭𝐞𝐫𝐥𝐲 𝐚𝐮𝐝𝐢𝐭𝐬
    Featured Skill Back-End Development
    Node.js
    PostgreSQL Programming
    Django Stack
    Laravel
    Blockchain
    PHP
    Drupal
    Magento 2
    React
    AWS OpsWorks
    Prototyping
    Django
    NodeJS Framework
    MySQL Programming
    LookML
    Python
  • US$42 hourly
    If you are looking for an independent and proactive web developer with a wide range of skills, you have come to the right place. I am an information retrieval and ranking specialist, well versed at helping clients index and search their data swiftly and efficiently. I am at my most efficient working with Python frameworks like Flask or Django, Elasticsearch and SQL databases. Beyond that I can help you build full-fledged web applications, websites, APIs or other custom software. I can join your teams to get a new feature up and running quickly. I do site migrations, Linux system administration, maintenance. I am well versed in ETL operations. I can help you with raspberry pi projects, 3D modeling and specialized research tools. I have 5 years of experience with professional freelance web development, 10 editing and creating media & a good track record of working with designers. We've won awards together. Most notably, The Grand Prix at the 5th Brumen Biennal. Since web technologies are in constant motion, I stay familiar with a wide range of tools/frameworks: python (flask, django, fastapi), elasticsearch, sql (postgresql, mysql, sqlite), js/jquery, html/css/scss, vue.js, angular.js, babylon.js, docker, aws, openrefine, processing, wordpress, prestashop, typesense And while technologies come and go and stacks change, the tasks a developer faces remain the same: assess requirements, choose the appropriate design pattern, write clean reusable and debuggable code, write tests, solve problems efficiently, design storage optimally, understand the end-user, communicate patiently and concisely, identify/remove bottlenecks, take ethical/political challenges seriously etc. I can help you with all of those and more. I am generally curious but particularly interested in working on projects which look to address social, organizational, political or artistic issues. Move fast. Don't break things. Open source them. My educational background is in journalism and media studies. I wrote an MA dissertation on the history of dashboards and live data visualization (Goldsmiths College) and a PhD on the political aspects of valuation via metrics (Coventry University).
    Featured Skill Back-End Development
    Django
    SQL
    Flask
    Data Cleaning
    PHP
    JavaScript
    Vue.js
    Linux System Administration
    Elasticsearch
    IT Consultation
    API
    Python
  • US$21 hourly
    I have over 10+years of experience in Hubspot CMS I ReactJs, React Native, NodeJs , AngularJs, Flutter App , Shopify, Webflow, Squarespace, Mobile Application | Custom Software development and have worked on complex data-driven applications in different domains. I have founded Krishang Technolab to provide a word class solution for our global customer. Krishang Technolab is Leading IT Services Provider of custom web, Ecommerce, Web Apps , Mobile apps, Hubspot CMS design,PSD to Hubspot, Wordpress to Hubspot, Custom Hubspot Module development, mobile,software development company based in India &UK , Offers techno-driven software solutions to its customers in USA, UK, Canada, Australia and 10 other countries. I believe in providing the most recent and hi-end software solution after thoroughly comprehend needs of customers business. Our mission is to grow ahead with Time and Technology to deliver the World-Class IT solution that Keep you ahead from your competitors. I have expertise in below technologies: ==================================== - HubSpot Development - Shopify - ReactJs - WordPress, Elementor Pro, ACF Pro, Divi, Theme builder, Woocommerce - Laravel - React Native App Development - Flutter App Development - AngularJs - NodeJs - UI/UX Design - CodeIgniter - Bigcommerce - LeadPages - Unbounce - Mailchimp - Campaign Monitor - PSD to HTML - PSD to HubSpot COS and CMS - Design + Development in HubSpot - WordPress to HubSpot - HubDb - HubL Code - Hub API Integration - JavaScript Integration In HubSpot - HubSpot Migration - HubSpot Marketing Automation - HubSpot WebSite Development - HubSpot Landing Page Development - HubSpot Blog Development - HubSpot Email Template Development - HubSpot Newsletter Template Development - HubSpot Infographic Development - Mailchimp Email Template Development - Campaign Monitor Email Template Development - HTML5 - CSS3 - BootStrap - JSON - JavaScript - jQuery - Ajax - Hubspot CRM Integrations - API Integrations - Hubspot Inbound Marketing - Graphical user interface design (UI/UX Design) - Hubspot website - Hubspot COS Certified Developer - Hubspot blog design - Hubspot landing pages - ASP.NET Development - WordPress Development - MVC frameworks such as Zend, CakePHP, CodeIgniter, Yii, Laravel, etc. - Mobile applications development for iPhone, Android(Native only) - Magento eCommerce Design & Development - Website Maintenance - BuddyPress site development - Web application development - Database architecture with MYSQL/SQL/SQLite - PSD To any CMS or MVC Conversion - Plugin Customization - Theme development and integration - UI & Graphic Design: - HTML, HTML5, Responsive Designs, Dreamweaver, Photoshop, Twitter Bootstrap, - - Mockups, illustrations, Logos, Flash, print design,Product design - Page indexing, Page ranking, Keyword Ranking, Link Building, Social Media, - Google apps, Directory listing, Google Webmaster Tools TEAM: ==================================== I have 40+ professionals engineers full-time and part-time working with us having an experience between 2 years to 10 years. All team members are well equipped with relevant domain knowledge with computers graduates/post graduates engineering degree from reputed universities. Communication is definitely in proper verbal and written English with our clients. CERTIFICATION: ==================================== Hubspot CMS Developer certified : Inbound Marketing Certified Hubspot growth Driven MY APPROACH: ==================================== Before start the work our Business Analyst understand what client is looking for?? What is client business model? Based on that our Business Analyst assist client with right approach rather then just go to blind direction. Business Analyst will involved in the project from the start till end. INDUSTRY WE HAVE EXPERIENCE: ==================================== More than 10+ years of experience, we have worked with more than 100+clients located in more than 15+ countries. We have mainly work with clients located in United States, United Kingdom, Australia,UAE, South Africa, France & Switzerland. Our domains Expertise: - Healthcare - Saas - Fintech - Social Networking - Retail/Auction/Price Comparison - E-Commerce - B2B & B2C - Consumer Goods & Services - Banking Finance and Insurance - Medical and Health Care - Automotive - E-Learning and Educational - Recruitment and Jobs - NGO and Government - Media and Entertainment - Logistics and Transportation - Travel and Hospitality - Gaming & Sports - Real Estate / Property - Manufacturing
    Featured Skill Back-End Development
    Front-End Development
    Mobile App Development
    API
    Magento
    WordPress
    WooCommerce
    iOS Development
    Android App Development
    Website Migration
    AngularJS
    PSD to HTML
    PHP
    HubSpot
    Shopify
  • US$50 hourly
    Hello! I'm a dedicated Open Data Consultant with extensive experience in developing, deploying, and managing open data portals using CKAN. Based in Bitola, North Macedonia, I have successfully delivered tailor-made solutions for various organizations aiming to enhance transparency and accessibility of data. My expertise includes: - Custom CKAN Development: Designing and implementing custom extensions and themes to meet specific requirements, ensuring a seamless and functional user experience. - Data Management: Proficient in managing large datasets, optimizing data structures for efficient access and visualization. - Stakeholder Engagement: Working closely with stakeholders to understand their needs and translating them into effective open data strategies. - Training and Support: Providing comprehensive training and ongoing support to ensure stakeholders are equipped to use the open data portals effectively. I am passionate about leveraging technology to promote open data initiatives, driving community engagement and policy-making with accessible, transparent data. Whether you are looking to set up a new open data portal or enhance an existing one, I can help you achieve your goals with professionalism and precision.
    Featured Skill Back-End Development
    Open Data Kit
    Open Source
    PostgreSQL Programming
    Oracle PLSQL
    Java
    JavaScript
    Spring Framework
    Node.js
    Python
    Flask
    Django
  • US$45 hourly
    I am an experienced ERPNext Consultant and Python Developer with over 6 years of professional expertise, delivering innovative and tailored ERP solutions to businesses across various industries including Manufacturing, Retail, Trading, Insurance, Real Estate, FMCG, and E-commerce. My key strengths and skills include: ERPNext Expertise: Comprehensive implementation and customization of ERPNext, including modules for Manufacturing, Sales, HR, Payroll, Procurement, Inventory Management, and Accounting. API Integrations: Skilled in integrating ERPNext seamlessly with third-party applications such as SAP, WooCommerce, Shopify, and other APIs, ensuring efficient data synchronization and streamlined operations. Custom Development: Proficient in Python, JavaScript, SQL, Flask, Django, FastAPI, Vue.js, and Flutter for developing robust, scalable, and user-friendly ERP solutions. Advanced Technology Integration: Successfully implemented advanced technologies like NLP and AI to enhance ERP functionality and provide insightful, real-time analytics. Project Management & Leadership: Proven track record of managing cross-functional teams, delivering projects on time, within scope, and exceeding client expectations through meticulous planning and agile methodologies. I'm committed to understanding client requirements deeply and providing solutions that streamline operations, improve efficiency, and drive growth. Let's connect to discuss how I can assist your organisation in achieving operational excellence and sustainable growth through powerful ERP solutions.
    Featured Skill Back-End Development
    Machine Learning
    ERPNext
    Vue.js
    ChatGPT
    JavaScript
    API
    Python
    Flask
    API Integration
  • US$35 hourly
    🚀 Empowering Businesses with Customized CRM Solutions I have over 5+ years of experience in CRM implementation and marketing automation, I specialize in helping businesses leverage the full potential of HubSpot and Zoho platforms. From seamless integrations to advanced workflow automation, my goal is to simplify operations, enhance customer engagement, and drive measurable business growth. 🔑 My HubSpot Certifications: 🏅HubSpot INBOUND Certified 🏅HubSpot INBOUND Sales Certified 🏅HubSpot Certified Sales Software Analyst 🏅HubSpot Certified Sales Management Analyst 🏅HubSpot Certified Project Reporting Analyst 🏅HubSpot Frictionless Sales Certified 🏅HubSpot Digital Marketing Certified 🔑My Zoho Certifications: 🏅Zoho CRM Foundation Certified 🏅Zoho CRM Advanced Certified 🏅 Zoho Admin Certified 🏅Zoho Creator Certified Developer ✅HubSpot Expertise ▸End-to-End CRM Implementation: Setting up HubSpot CRM from scratch, including user roles, pipelines, and custom properties. ▸Marketing Hub Customization: Creating customized marketing strategies with automated email campaigns, lead scoring, and segmentation. ▸Sales Hub Optimization: Streamlining sales processes through deal pipelines, task automation, and reporting. ▸Content Management & Design: Designing engaging landing pages, responsive email templates, and CTAs aligned with branding. ▸Advanced Integrations: Connecting HubSpot with third-party platforms like Slack, Google Analytics, QuickBooks, and more. ▸Data Migration: Smoothly transitioning data from legacy systems to HubSpot while ensuring data integrity. ▸Workflow Automation: Building smart workflows to nurture leads, automate repetitive tasks, and save time. ✅Zoho Expertise ▸Zoho One Implementation: Comprehensive setup of Zoho applications, including CRM, Campaigns, Desk, and Creator. ▸Zoho CRM Customization: Creating custom fields, modules, and workflows tailored to business requirements. ▸Automation & Reporting: Implementing automated processes and building dashboards for actionable insights. ▸API Programming: Enhancing CRM capabilities through custom API integrations with external tools and systems. ▸Zoho Campaigns: Designing targeted email campaigns with advanced tracking and segmentation. ▸Zoho Desk: Streamlining customer service operations with ticketing and support systems. ⚡Additional Skills ▸Data Analytics: Creating detailed reports to track performance and identify areas for improvement. ▸Integration Expertise: Proficient in tools like Zapier, Twilio, Xero and other automation platforms. ▸Customer Journey Mapping: Designing workflows that enhance the customer experience and boost retention. ▸Project Management: Ensuring timely delivery of complex CRM projects through strategic planning and execution. 💡Industries I’ve Worked With Over the years, I’ve partnered with businesses in diverse industries, including: ▸E-commerce: Implemented CRMs and automated marketing campaigns to drive customer retention and sales. ▸Healthcare: Set up patient management workflows and integrated CRMs with scheduling tools. ▸Finance: Enhanced lead tracking and customer engagement through custom dashboards and sales automation. ▸Education: Designed CRM workflows to streamline student admissions and engagement processes. ▸Real Estate: Built property tracking modules and automated follow-up sequences for realtors. 📞Let’s Connect Ready to transform your CRM and automation processes? Schedule a consultation to discuss your specific requirements. Together, we can create a system that drives growth, efficiency, and customer satisfaction. Cheers!
    Featured Skill Back-End Development
    Zapier
    Automated Workflow
    Landing Page
    Revenue Management
    MarTech
    CMS Development
    CRM Development
    CRM Software
    Zoho Creator
    Zoho Books
    Zoho Recruit
    Zoho CRM
    CMS Framework
    HubSpot
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  • US$10 hourly
    With over 5 years of experience as a dedicated programmer and GNU/Linux enthusiast, I specialize in web development with a strong focus on backend and infrastructure. My expertise in Python and Django enables me to deliver high-quality, scalable solutions that meet diverse client needs. What I Offer: Web Application Development: Crafting robust and scalable web applications using Python (Django) and PHP (Laravel). API Development: Expertise in creating RESTful APIs that ensure seamless integration and communication between different systems. Database Management: Proficient in PostgreSQL and MySQL, ensuring efficient and secure data management. Desktop Application Development: Building custom desktop applications tailored to client specifications. Python Web Services: Developing high-performance web services to support your business goals. Front-End Development: UI/UX Improvement: Enhancing and redesigning websites to improve user experience and interface. HTML5/CSS3/Sass SCSS: Developing responsive and visually appealing front-end designs. JavaScript/jQuery/Vue.js: Implementing interactive features to enhance the functionality of your website. Frameworks: Utilizing frameworks like Bootstrap, Zurb Foundation, UIkit, and Bulma CSS to create modern and efficient designs. Why Choose Me? Client Satisfaction: I am committed to delivering work that meets and exceeds client expectations. Your satisfaction is my priority. Communication: I provide regular updates and am always available to discuss project progress, ensuring transparency and collaboration. Problem-Solving: I thrive on challenges and am dedicated to finding innovative solutions to meet your unique project needs. Passion for Programming: Programming isn’t just my job; it’s my passion. I approach each project with enthusiasm and a focus on delivering the best possible results. Let’s collaborate to bring your vision to life. I’m ready to start working on your next project!
    Featured Skill Back-End Development
    API
    Linux
    Stripe
    Web Development
    Startup Company
    Web Application
    Vue.js
    Django
    API Development
    RESTful API
    PostgreSQL
    HTML5
    Python
    Data Extraction
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How To Hire Top Back-End Developers

Hiring the right back-end developer is like finding the architect for your digital skyscraper—without a solid foundation, everything else risks crumbling. A top-notch back-end developer doesn’t just write code; they build the internal structure that keeps your entire system operating appropriately and efficiently, ensuring everything works seamlessly behind the scenes.

When you’re on the hunt for a back-end developer, it’s not just about finding someone who can code; it’s about finding someone who understands the intricacies of your project’s needs and can craft robust, scalable solutions. By carefully evaluating their expertise, problem-solving skills, and compatibility with your team’s vision, you can bring on board a developer who will not only meet your current needs but also help future-proof your technology stack.

Writing a back-end developer job post

Creating a well-crafted job post is crucial to attracting the back-end developer who can build and maintain the strong foundation your project needs. Below, you’ll find tips on how to write a job post that clearly outlines your requirements and helps you find the ideal developer to bring your vision to life.

Job post title

Your job post title should be specific enough to give potential candidates a clear understanding of what you’re looking for. Here are some examples to help you craft a title that will catch the eye of a skilled back-end developer:

  • Back-end developer for high-traffic web application. Seeking an experienced back-end developer to build and optimize the server side of our high-traffic web platform, ensuring scalability and performance.
  • API integration specialist. Looking for a back-end developer with expertise in API integrations to connect various services and systems, enhancing our platform’s functionality.
  • Cloud-based back-end developer. Need a back-end developer with experience in cloud infrastructure (e.g., AWS, Azure) to manage and scale our back-end operations in the cloud.
  • Database architect and developer. Searching for a back-end developer with strong database management skills to design, implement, and optimize complex data systems for our application.
  • Node.js back-end developer. Seeking a Node.js specialist to develop and maintain the server-side logic, ensuring smooth data flow between the server and users.

Project description

An effective project description for a back-end developer should cover the following key points:

  • Scope of work. Clearly outline the tasks you need the back-end developer to tackle. Specify whether you require expertise in areas like database design, API development, server-side logic, or performance optimization. Highlight any specific technologies or frameworks (e.g., Node.js, Django, or Ruby on Rails) that are essential for your project.
  • Project length. Indicate whether this is a short-term or long-term project, including an estimated timeline and key milestones such as MVP delivery, system launches, or scheduled maintenance phases. Being transparent about your timeline helps candidates assess if they can commit to your project.
  • Background. Mention if you prefer developers with experience in certain industries or familiarity with specific tools and technologies (e.g., AWS, Docker, or Kubernetes). Additionally, note if you need someone with expertise in handling large-scale, high-traffic systems or working in Agile environments.
  • Budget. Clearly define your budget and specify whether you prefer to work with hourly rates or fixed-price contracts based on the project’s scope and complexity. Providing a budget range can also help attract developers who are the right fit for your financial parameters.

Back-end developer job responsibilities

Clearly define the daily tasks and responsibilities you expect from the back-end developer. Here are some examples you can customize to fit your needs:

  • Server-side development. Design, implement, and maintain the server-side logic that powers your applications, ensuring robust and efficient operations. This includes creating APIs, managing databases, and integrating third-party services.
  • Database management. Develop and optimize database schemas, perform regular maintenance, and ensure data integrity and security. Responsibilities may include working with SQL, NoSQL, or other database management systems.
  • API development and integration. Create and maintain APIs for internal and external use, ensuring seamless integration with front-end services and third-party applications. This also involves troubleshooting and optimizing API performance.
  • Performance optimization. Continuously monitor and improve the performance of back-end systems to handle high traffic and large volumes of data. This includes optimizing server response times, database queries, and memory usage.
  • Security implementation. Implement security best practices to protect data and prevent breaches, including setting up authentication protocols, data encryption, and regular security audits.
  • System monitoring and maintenance. Regularly monitor system performance, troubleshoot issues, and perform necessary updates or patches to keep everything running smoothly. This may also include setting up and managing automated monitoring tools.
  • Collaboration with front-end and DevOps teams. Work closely with front-end developers and DevOps engineers to ensure smooth deployment of updates and new features and maintain alignment across the tech stack.

Back-end developer skills and qualifications

Make sure to specify the skills and qualifications you’re looking for, such as:

  • Proficiency in back-end technologies. Expertise in programming languages like Python, Java, Ruby, or Node.js, along with experience in frameworks such as Django, Express, or Spring. Knowledge of RESTful services and microservices architecture is often essential.
  • Database expertise. Strong understanding of database technologies, including SQL databases like MySQL or PostgreSQL, and NoSQL options like MongoDB or Cassandra. Ability to design efficient database schemas and perform complex queries.
  • API mastery. Proven experience in developing and managing APIs, with a deep understanding of RESTful principles, authentication methods (OAuth, JWT), and API versioning.
  • Security knowledge. In-depth understanding of cybersecurity principles and best practices, including experience with encryption, secure coding techniques, and vulnerability management.
  • Cloud and DevOps experience. Familiarity with cloud platforms like AWS, Google Cloud, or Azure, and experience with containerization (Docker, Kubernetes) and continuous integration and continuous deployment (CI/CD) pipelines.
  • Problem-solving skills. Strong analytical and problem-solving abilities, with a knack for debugging complex issues and finding scalable solutions.
  • Team collaboration. Excellent communication and teamwork skills, with the ability to collaborate effectively with front-end developers, DevOps engineers, and other stakeholders to deliver cohesive solutions.

Helpful information to know before hiring a back-end developer

Crafting a well-structured job post is an excellent first step in hiring a back-end developer, but gaining a deeper understanding of the services they provide, the costs associated with hiring one, and the current demand for their expertise will empower you to make a more informed decision.

Understanding these aspects will help you attract the right candidates and select a developer who aligns with your project’s goals and can build a robust, scalable back-end system. Whether you’re looking to optimize server performance, manage complex databases, or integrate multiple APIs, a skilled back-end developer can significantly enhance your application’s reliability, efficiency, and overall success.

Top technical solutions back-end developers offer

Businesses often rely on back-end developers for the specialized expertise that powers their applications and services to ensure the seamless operation of digital products. The following are top technical solutions offered by back-end developers.

Server-side development and optimization

Back-end developers excel at building and maintaining the server-side logic that drives an application. They design and implement APIs, manage server resources, and ensure that the system is both scalable and secure. This foundational work is critical for supporting high traffic volumes and providing a smooth user experience.

Database management and optimization

A key service provided by back-end developers is database management. They design efficient database schemas, perform complex queries, and optimize databases to ensure quick data retrieval and storage. By managing and maintaining the data infrastructure, they help keep the application running smoothly and securely. 

API development and integration

Back-end developers are skilled in creating and integrating APIs that connect different parts of an application and facilitate communication between services. Whether building custom APIs or integrating third-party solutions, they ensure that data flows seamlessly and securely across the system.

Performance tuning and scalability

Back-end developers play a crucial role in optimizing an application's performance. They monitor system performance, troubleshoot bottlenecks, and implement solutions to improve response times and handle growing user bases. By focusing on scalability, they ensure that the application can expand without compromising performance.

Security implementation and management

Security is a top priority in back-end development. Developers implement security measures such as data encryption, authentication protocols, and regular security audits to protect the system from breaches. Their expertise helps safeguard sensitive data and ensures compliance with industry standards.

Collaboration with front-end and DevOps teams

Back-end developers work closely with front-end and DevOps teams to ensure that all application aspects work harmoniously. This collaboration is essential for smooth deployment, continuous integration, and the overall success of digital projects.

Average cost of hiring a back-end developer in 2024

When it comes to hiring a back-end developer, costs can vary significantly based on several factors, including the developer’s level of expertise, geographic location, and current market demand. Generally, the median hourly rates for back-end developers range between $20 and $40.

However, rates for top-tier talent with extensive experience and specialized skills can reach as high as $350 per hour.

It’s important to remember that while hiring a less experienced developer might save you money upfront, investing in a highly skilled developer can pay off in the long run by ensuring a more robust, scalable, and secure back-end for your application. The most skilled developers may help you get your product to market faster.

Here’s a breakdown of typical hourly wages based on experience level:

  • Beginner. $20 to $40 per hour
  • Intermediate. $40 to $100 per hour
  • Expert. $100 to $350 per hour

These rates reflect the developer’s ability to handle complex challenges, the market demand for their skills, and their experience delivering high-quality solutions. 

Hiring demand for back-end developers in 2024

Back-end developers are in enormous demand, and this trend shows no signs of slowing down. As businesses increasingly rely on complex, data-driven applications to power their operations, the need for skilled back-end developers to build and maintain these systems has skyrocketed.

A recent study by Upwork highlighted the most in-demand work skills for 2024, and when it comes to coding and web development, back-end development ranks in the top five. This high demand is driven by the essential role back-end developers play in ensuring that applications are scalable, secure, and capable of handling the growing needs of modern digital businesses.

Whether it’s for building new applications, optimizing existing systems, or integrating emerging technologies, companies across industries are competing to secure top back-end development talent. This fierce competition not only underscores the critical importance of back-end development but also reflects the ongoing evolution of the digital landscape, where robust back-end infrastructure is key to success. 

Hire your next back-end developer with Upwork

Expert back-end developers are essential to building and maintaining the robust, scalable, and secure infrastructure that powers your digital products. They ensure that your applications run smoothly, handle complex data processes, and provide a seamless experience for your users.

Whether you need a developer to architect a new system, optimize existing back-end operations, or integrate cutting-edge technologies, hiring a talented back-end developer on Upwork can provide you with the expertise required to achieve your goals. Don’t leave the foundation of your application to chance. Sign up for Upwork today and connect with skilled professionals who can elevate your back-end systems and drive your business forward.

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