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$35/hr
100%
Job Success
$300K+ earned
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Hello! I'm Oleksii, the proud lead of Smart-UI, where we harness the collective power of senior full-stack developers to bring your most ambitious web development projects to life.
🎯 Your Vision, Our Expertise
Under the umbrella of Smart-UI, our team has been the catalyst behind numerous successful web projects over the past 6 years. We specialize in crafting scalable, high-performance web applications using a robust tech stack that includes React.js, Next.js, Python/Django, and Node.js.
💼 Bridging Strategy and Execution
As a seasoned full-stack leader, I ensure our projects are not just code-complete but also strategically aligned with your business objectives. My role is to guarantee that our technical execution adheres to the highest standards while staying true to your strategic goals.
🔥 Tech Stack Proficiency
Frontend: Crafting intuitive, and dynamic user experiences with React.js and Next.js.
Backend: Robust and scalable backend solutions using Python/Django and Node.js.
APIs & Integrations: Streamlining business processes through smart API use and third-party integrations.
💡 Proven Problem-Solving Prowess
Our development approach is centered around solving your business challenges. We delve deep to understand the problem at hand and then architect solutions that are not just technically sound but also business-smart.
🔄 Agile & Adaptive Development
Navigating through the realms of Agile, our team ensures that projects are delivered in a iterative, timely, and quality-assured manner. Your feedback is seamlessly integrated at every step to ensure the end product is precisely what you need.
🌍 Global Collaboration
While we’re based in Ukraine, our clients hail from all corners of the globe. We’re adept at navigating time zone differences and ensuring smooth, remote collaboration.
📈 Driving Your Digital Success
Let’s embark on a journey where your ideas are transformed into digital realities. By choosing Smart-UI, you're not just gaining developers; you're pa
Oleksii H.
has worked
.
Associated with
SMART-UI
$1M+
earned
$30/hr
100%
Job Success
$80K+ earned
Available now
Offers consultations
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I build AI-powered web applications and full-stack systems that are fast, scalable, and built to last.
With 10+ years of experience, I work with founders, startups, and product teams to ship software that actually solves problems - from early MVPs to production-grade platforms.
What makes me different: I combine deep full-stack engineering (Ruby on Rails, React.js, Node.js) with modern AI/ML capabilities (RAG pipelines, LLM integrations, AI agents) - so I can take your product from idea to a working, intelligent system.
━━━━━━━━━━━━━━━━━━━━━━━━━━
🤖 AI & Automation
━━━━━━━━━━━━━━━━━━━━━━━━━━
▪ RAG pipelines (LangChain, LlamaIndex, vector DBs)
▪ LLM integrations (OpenAI, Anthropic, Gemini)
▪ AI agents & workflow automation
▪ Chatbots, document Q&A, intelligent search
▪ n8n, Make, Zapier automation flows
━━━━━━━━━━━━━━━━━━━━━━━━━━
💻 Full Stack Development
━━━━━━━━━━━━━━━━━━━━━━━━━━
▪ Ruby on Rails (expert-level, 10+ years)
▪ React.js, Next.js, Node.js, Express
▪ PostgreSQL, MySQL, MongoDB
▪ REST APIs & third-party integrations
▪ SaaS platforms, dashboards, CRMs, marketplaces
━━━━━━━━━━━━━━━━━━━━━━━━━━
🚀 What I bring to your project
━━━━━━━━━━━━━━━━━━━━━━━━━━
▪ Led engineering teams & owned technical decisions
▪ Built and scaled SaaS products end-to-end
▪ Refactored legacy codebases into clean systems
▪ Clear communication + reliable delivery
▪ I treat your product like my own
If you're building something ambitious - whether it's an AI-powered SaaS, a high-traffic web app, or an automation system - let's talk.
📩 Send me a message and you'll expect the reply promptly.
$20/hr
100%
Job Success
$80K+ earned
Available now
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Top Rated Plus Laravel Developer with $80K+ earnings on Upwork.
I help startups build scalable SaaS platforms using Laravel, React.js, Node.js, and modern cloud architecture.
✔ $80K+ earned on Upwork
✔ 14+ years experience
✔ 20+ successful projects
I can help you with:
• Laravel SaaS applications
• API development
• React.js frontend systems
• Node.js microservices
• Performance optimization
• Payment integrations
Recent Projects:
✔ SaaS CRM platform
✔ Marketplace with Stripe payments
✔ Real-time analytics dashboard
✔ Large-scale REST API
Tech Stack:
Laravel • PHP • React.js • Node.js • Vue.js
MySQL • PostgreSQL • Redis
AWS • Docker
If you're building a startup or scaling your platform, send me an invite.
Neetu R.
has worked
.
$15/hr
93%
Job Success
$300K+ earned
Available now
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🔹 Top Rated Plus | 100% Job Success | Top 3% on Upwork
🔹 $300,000+ Earned in 2 Years | 70K+ Single Contract
🔹 13+ Years Experience | 8600+ Hours Logged
I help startups, enterprises, and SaaS companies scale their businesses through custom web applications, AI-driven solutions, and enterprise-grade SaaS platforms.
As a Senior Full Stack Developer & Software Architect, I specialize in building secure, scalable, and revenue-driving applications that consistently deliver ROI for clients across the US, EU, and KSA.
💡 Whether you need:
✔ A custom SaaS platform with subscription & payment integration
✔ A modern web app using React.js, Angular, or Vue.js
✔ A Laravel / PHP backend optimized for performance & scalability
✔ AI/ML integration (GPT-4, NLP, OCR, Computer Vision)
✔ Cloud infrastructure & DevOps automation (AWS, Docker, CI/CD, Terraform)
👉 I have the proven track record to deliver. My clients credit me with generating millions in revenue and reaching tens of thousands of users through platforms I’ve built.
⸻
🔑 Core Technical Expertise (High-Demand Skills & Keywords)
• Backend Development: PHP (Laravel, CodeIgniter), Node.js, REST APIs, GraphQL
• Frontend Development: React.js, Angular, Vue.js, Tailwind, Bootstrap
• Full Stack Expertise: MERN & MEAN stack, Microservices Architecture
• eCommerce: WooCommerce, Shopify, Custom Checkout & Payment Gateways
• DevOps & Cloud: AWS (EC2, Lambda, S3, RDS), Docker, Jenkins, Terraform, DigitalOcean
• AI/ML Solutions: GPT-3.5/4 integrations, Chatbots, OCR, NLP, Computer Vision
⸻
🌟 Career Highlights
✅ Delivered 30+ enterprise projects with long-term client retention
✅ Helped SaaS founders scale from MVP to 10,000+ active users
✅ Certified Laravel Developer & Atlassian (Jira, Confluence)
✅ Consistently delivered secure, scalable, and high-performing solutions
✅ Expertise in cloud migration, automation, and performance tuning
⸻
🛠 Tools & Platforms I Use
• Cloud & DevOps: AWS, DigitalOcean, Terraform, CI/CD, Jenkins, GitHub Actions
• Servers & Hosting: NGINX, Apache, cPanel, Dockerized environments
• Collaboration: Slack, Trello, Jira, Confluence, InVision, Figma
• Version Control: Git, Bitbucket, GitLab (GitFlow workflow)
⸻
🤝 Why Clients Hire Me
✔ Business-Driven Mindset: I build software that creates measurable results.
✔ End-to-End Ownership: From planning → development → deployment → scaling.
✔ Transparent & Reliable: 24/7 availability across time zones.
✔ Long-Term Partnerships: Many clients stay for years of collaboration.
⸻
🎓 Education & Certifications
• Bachelor’s in Information Technology – University of Gujrat
• Certified Laravel Developer
• Atlassian Certifications (Jira & Confluence)
⸻
🔥 If you’re looking for a Top Rated Plus Full Stack Engineer who can architect, build, and scale world-class applications, let’s connect and discuss how I can help you grow your business.
Syed Faisal M.
has worked
.
$25/hr
96%
Job Success
$100K+ earned
Available now
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🏆 Top Rated Plus Badge
✅ $100K+ earning
👍 100% Job Success Score
⏳ Fast Turnaround
📞 Call now for a free 30-minute consultation
🗓️ Invite me to your job, and I will schedule a convenient time for your consultation.
I am a Senior Web Developer who has been developing websites and applications for almost 8+ years, across virtually every industry. I freelance full-time and am always available during normal business hours.
Technologies :
PHP ( Laravel , CodeIgniter )
JavaScript Frameworks : React.js, Node.js, Vue.Js, Angular.js, Alpine.Js, Next.Js, Nuxt.Js, and Nest.Js.
Front-End Development : HTML, CSS, jQuery
3rd Party API Development/ Integration
Database : MySQL, PostgreSQL, and MongoDB
CRM : Hubspot and Zoho
CMS : WordPress and Shopify
My main goals when working with you are simple:
1) Clear and consistent communication. I make myself available to provide status updates, answer and ask questions, and discuss the project. Openness, trust, and friendliness have been the keys to success in my work.
2) Complete satisfaction with the end result. I treat each project as unique and with its own set of needs. I will work with you along every step of the way to ensure that there are no surprises and only satisfaction.
Below are the following APIs that I have used:
= Facebook API, Marketing API, Graph API
= Google Map API, Google Sheet API, Google API's
= Infusion-soft API
= Xero API
= Linkedin API
= Twitter API
= Payeezy API Integration
= Stipe payment gateway integration
= Authorize.net gateway integration
= PayPal payment gateway integration
= Zoho CRM , Zoho Creator , ZOHo API and Zoho Inventory
= Twilio custom interface, IVR setup, API
= kbzpay, payingvault, and Mpay payment method
= Lindo API
Additional Expertise:
- Experience with real-time apps (WebSockets), geospatial data (PostGIS, Leaflet.js)
- Knowledge of CI/CD pipelines and modern web security standards
- Experience integrating with 3rd service: MS Azure Provisioning (integration with MS Active Directory), Weglot, AppSumo, Slack, GoPhish, Sentry, Hubspot, Zendesk, Segment, Mailchimp etc
- AWS, Dokcer, EC2, Lightsail
Always learning, especially in the Software world where new tech pops up every other day, so as to stay on top of the current trends and practices.
Vikas K.
has worked
.
$25/hr
91%
Job Success
$70K+ earned
Start of list.
End of list.
Hello! I'm Kshitij, a passionate MERN/LAMP Stack Developer with over 5 years of experience in crafting high-performance web applications. My mission is to turn your ideas into reality with scalable, user-friendly solutions that make a difference.
Why Choose Me?
1. Comprehensive Skill Set: I specialize in the MERN stack and LAMP stack, covering both front-end and back-end development. This means I can handle your project from start to finish, ensuring consistency and quality throughout. Whether it's developing a new application or enhancing an existing one, I bring the expertise needed to achieve your goals.
2. Client-Centric Approach: Your satisfaction is my priority. I believe in clear, transparent communication and am committed to understanding your vision. I offer valuable suggestions and insights to enhance your project. My goal is to build a collaborative relationship where your feedback drives the development process.
3. Proven Expertise: Over the years, I have completed numerous projects, earning the trust of my clients. I am known for my ability to deliver projects with minimal guidance, maintaining high standards of quality and timeliness. My track record speaks for itself, and I am confident in my ability to exceed your expectations.
4. Lifelong Learning: Technology is ever-evolving, and I make it a point to stay updated with the latest trends and advancements. This ensures that the solutions I provide are modern, efficient, and aligned with current industry standards. My continuous learning approach allows me to offer cutting-edge solutions that keep you ahead of the curve.
My Industry Experience:
I have worked across various domains, each requiring a unique set of skills and knowledge. This experience allows me to adapt quickly and deliver tailored solutions that meet specific industry needs.
1. Business Solutions: From e-commerce platforms to comprehensive ERP systems, I can develop applications that streamline operations, enhance customer experiences, and drive business growth.
2. Automation: Specializing in automation for industries like Oil & Gas, Supply Chain, and Retail, I develop systems that improve efficiency, compliance, and management.
3. On-Demand Services: I build robust on-demand platforms for services such as taxis, handyman services, and hotel bookings, ensuring seamless user experiences.
4. Logistics: My work in logistics includes fleet management, order fulfillment, and fuel management systems, helping businesses optimize their operations.
Technical Toolbox:
My technical expertise spans a broad range of tools and technologies, ensuring that I can tackle any challenge your project might present.
1. Front-End Magic: I create stunning, responsive user interfaces using PHP, React.js, Redux, Next.js, HTML5, CSS3, Bootstrap, and Material UI. These tools help me deliver engaging, intuitive, and mobile-friendly applications.
2. Back-End Power: Using Laravel, Node.js and Express.js, I build powerful, scalable back-end systems that handle your application's core functionalities. My RESTful API development ensures seamless integration with other services and platforms.
3. Data Mastery: I manage and optimize databases using MongoDB, MySQL, and PostgreSQL. My skills in database management ensure your data is stored securely and accessed efficiently.
4. WordPress Development: Creating custom WordPress themes tailored to your brand and requirements and Custom plugins to add unique functionality to your site.
5. DevOps & Cloud: I deploy and manage applications on AWS, Docker, Jenkins, and Heroku, ensuring reliable, scalable, and maintainable environments.
6. Version Control: I use Git and GitHub for version control, enabling efficient collaboration, code management, and deployment processes.
Happy Clients Say:
"Kshitij was nothing short of amazing! Clear, articulate communication, provided many suggestions and executed in a timely fashion. It was clear early on that I could trust him to complete our project with minimal guidance. Cannot recommend Kshitij enough! Thanks for your hard work and expertise, you are the best of the best, and we will work again together!"
Let's Develop Something Fantastic!
Excited to begin your project? Let's have a chat! I'm offering a free, detailed consultation to understand your needs and provide top-tier solutions.
Warm Regards,
Kshitij Sharma
Kshitij S.
has worked
.
$25/hr
100%
Job Success
$20K+ earned
Available now
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📣 Hello, and welcome!
I'm a Senior Software developer with 5 years of commercial experience in React, Next.js, Node.js, Nest.js, and Express.js. I'm oriented on results, motivated, and responsible developer with good analytical skills and attention to detail. I'm well-versed in software development, data structures, algorithms, and object-oriented design principles. I'm skilled in utilizing various tools and technologies. Quick learner. Also, I am an active team player who wants to deliver high-quality work and continue expanding my knowledge and skills in software development. I would be happy to work with E-commerce, Fintech, HealthTech, Blockchain, EdTech, PropTech, CRM, TravelTech, InsurTech, LogistecsTech, and Gambling projects.
📌WHAT I'M OFFER:
💻WEB DEVELOPMENT
I'm delivering high-performance, responsive web applications. I specialize in building modern front-end interfaces using React.js and Next.js while handling robust backend systems with Node.js, Express.js, and Nest.js. Full-stack capabilities allow me to craft seamless, end-to-end solutions, from user interfaces to database management.
💻 API DEVELOPMENT & INTEGRATION
Design and develop custom RESTful APIs and GraphQL endpoints to connect applications. I integrate third-party services like Stripe, Twilio, Google Maps API, and more, ensuring seamless communication between platforms. I also implement secure authentication and authorization systems using JWT, OAuth, or custom protocols.
💻 REAL-TIME & eCommerce SOLUTIONS
I'm developing real-time applications such as chat apps, live notifications, and streaming platforms using WebSockets. Build custom eCommerce platforms with payment integrations like Stripe, PayPal, and others, providing features like cart management, inventory tracking, and order processing.
💻 CLOUD & DevOps
I'm deploying and managing scalable applications on cloud platforms like AWS, Google Cloud, Azure, Heroku, and Vercel. I handle CI/CD pipelines for automated testing and deployment, leveraging Docker and Kubernetes for containerized environments.
💻 DATA-DRIVEN APPLICATIONS
I'm creating interactive data dashboards using React tools. I automate data pipelines and web scraping tasks with pandas, NumPy, Scrapy, and Selenium. I also integrate machine learning models into applications for advanced analytics and predictions.
📌 My Javascript Front-end skills:
Javascript, Typescript, React.js, Next.js, React Native (CLI/Expo), TailwindCSS, Material UI, Ant Design, SCSS, HTML5, CSS3, Redux Thunk, Redux Saga, Chakra UI, Bootstrap.
📌 My Javascript Back-end skills:
Node.js, Nest.js, Express.js, Jest, Fastify, GraphQL, Docker.
📌 My Database skills:
Hibernate, JDBC, Liquibase, SQL, NoSQL, PostgreSQL, MySQL, Objection, Knex, Prisma, MongoDB.
📌Other skills: Stripe, Firebase, Mapbox, GoogleMap, Google Analytics, Google Cloud, KuCoin API, OAuth2, WordPress, AWS.
📌API Tools: Swagger, Postman
📌KEYWORDS: JavaScript, Firebase, Vue.js, Angular, Svelte, D3.js, Chart.js, Three.js, PostgreSQL, React.js, Python, Spring Boot, Docker, Redis, Google Analytics, Kubernetes, Next.js, NumPy, Tailwind CSS, Google Maps API, TensorFlow, AWS S3, JPA, Redux, Material-UI, Selenium, MongoDB, Django, Stripe, Node.js, Jupyter Notebooks, OpenCV, Vercel, Cloudflare, Celery, ElasticSearch, Hibernate, Express.js, PyTorch, Twilio, Nest.js, pandas, RabbitMQ, Spring Framework, Pipedrive, Google Cloud, GraphQL, scikit-learn, MUI, Azure Functions, Jenkins, Ansible, RESTful APIs, Heroku, Kafka, JSP, OpenAPI, FastAPI, Bitbucket, Gradle, Tomcat, SendGrid, Chakra UI, WebSockets,EE, Apache Spark, Servlets, Storybook, Maven, JUnit, SQLite,.
Usama R.
has worked
.
$16/hr
100%
Job Success
$200K+ earned
Available now
Offers consultations
Start of list.
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Senior iOS | Android | React Native | React JS | Node JS | Python | AI Development | UI/UX Design
✅ High-Quality Work
✅ Cost-Efficient Services
✅ 8 Years Of Experience
✅ Long-term working relationship
✅ Fluent English Verified
Having more than 8 years of strong knowledge of iPhone - Android- React Native (Swift, SwiftUI, Objective C, Android, Java, iOS SDK) Mobile app development.
I am a specialist in backend development using Python (Flask), AWS (EC2, S3, RDS, IoT Core), Firebase, and RESTful web services, with experience in building scalable and real-time systems.
AI-Powered Full-Stack Developer | Python, Lovable.dev, Cursor AI, Claude, AI Automation, Chatbot & AI Agent Development | Next.js, GPT-5, Supabase
Technical Skills
=============
- AI Development: Lovable.dev, Cursor AI, Claude AI, GPT-4o
- Python: Flask, Django, REST APIs, WebSockets, MQTT
- IOS: Swift, Objective-C
- Android: Android, Java
- Hybrid: React Native
- JS: React JS, Node JS
- Native Mobile app
- Also expert in Firebase, Aws, setup server
- MVVM (Model View ViewModel) / MVP (Model View Presenter) / MVC
More Specific Expertise:
==================
- E-commerce apps
- Healthcare/ Meditation apps
- Financial Apps with Blockchain technology
- Social/ dating apps
- Taxi Booking apps
- Event-based apps
- Live media streaming
- Fitness sector apps
- Geo-Location-related app
- Instant messaging apps
- Push Notification service
- Creating SDK and Framework
- Photo filter-related apps
- Wearable apps
- Extensive web server apps
- Custom Keyboard apps
- Stripe gateway
- CI/CD
- Fastlane
- GitHub actions
- FFMPEG (Create Video from Photos and music)
I will follow an agile methodology and I will do weekly scrum meetings as well as daily updates
Additional
=======
- Cursor AI
- Claude AI
- Lovable.dev
- Git
- Svn
- Bitbucket
- TestFlight
- Jira
- Firebase Crashlytics
- Asana
- Trello
I am looking forward to exploring and achieving more opportunities on Upwork.
Nirav V.
has worked
.
$10/hr
100%
Job Success
$10K+ earned
Available now
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💎 𝐓𝐨𝐩 𝐑𝐚𝐭𝐞𝐝 🏅𝟏𝟎𝟎% 𝐉𝐨𝐛 𝐒𝐮𝐜𝐜𝐞𝐬𝐬 𝐑𝐚𝐭𝐞 🏅𝐂𝐞𝐫𝐭𝐢𝐟𝐢𝐞𝐝 𝐒𝐨𝐟𝐭𝐰𝐚𝐫𝐞 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 🧑🏻💻 𝟏𝟎 𝐘𝐞𝐚𝐫𝐬 𝐨𝐟 𝐞𝐱𝐩𝐞𝐫𝐭𝐢𝐬𝐞
𝐈 𝐚𝐦 𝐚 𝐟𝐮𝐥𝐥 𝐬𝐭𝐚𝐜𝐤 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 specializing in turning complex data challenges into seamless, automated web solutions. Whether you need to synchronize massive external databases with WordPress, build custom web apps from scratch, or optimize your site's architecture, I bridge the gap between complex data and user-friendly interfaces.
𝐖𝐡𝐚𝐭 𝐈 𝐬𝐩𝐞𝐜𝐢𝐚𝐥𝐢𝐳𝐞 𝐢𝐧:
𝐂𝐮𝐬𝐭𝐨𝐦 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧 & 𝐌𝐢𝐠𝐫𝐚𝐭𝐢𝐨𝐧𝐬: Automating data entry by seamlessly syncing Google Sheets/Excel data directly into WordPress custom posts, ensuring 100% record uniqueness and flawless SEO integration (Yoast/Rank Math).
𝐀𝐝𝐯𝐚𝐧𝐜𝐞𝐝 𝐂𝐮𝐬𝐭𝐨𝐦 𝐅𝐢𝐞𝐥𝐝𝐬 (𝐀𝐂𝐅) & 𝐂𝐮𝐬𝐭𝐨𝐦 𝐏𝐨𝐬𝐭 𝐓𝐲𝐩𝐞𝐬: Building tailored backend structures so your data displays exactly how you want it—including advanced dynamic filtering, sorting, and custom audio/media integration.
𝐈’𝐦 𝐚 𝐅𝐮𝐥𝐥-𝐒𝐭𝐚𝐜𝐤 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫: Leveraging React and Laravel alongside WordPress to build scalable, lightning-fast MVPs.
𝐌𝐲 𝐀𝐩𝐩𝐫𝐨𝐚𝐜𝐡 𝐟𝐨𝐫 𝐒𝐮𝐜𝐜𝐞𝐬𝐬𝐟𝐮𝐥 𝐏𝐫𝐨𝐣𝐞𝐜𝐭 𝐃𝐞𝐥𝐢𝐯𝐞𝐫𝐲
➤ Clear project understanding, planning, and requirement analysis before development.
➤ Clean, scalable, and user-friendly UI/UX with optimized backend architecture.
➤ Agile step-by-step development with regular progress updates and transparent communication.
➤ REST API, GraphQL, third-party integrations, and automation workflows.
➤ MySQL, MongoDB, Firebase, DynamoDB, PostgreSQL & NoSQL database management.
➤ Performance optimization, responsive design, and cross-device compatibility.
➤ Thorough testing for speed, security, functionality, and reliability before deployment.
➤ Clean code structure, Git workflow, CI/CD, and maintainable development practices.
➤ Smooth deployment, bug fixing, scaling support, and long-term maintenance.
This structured approach ensures clarity, transparency, and flawless execution from start to finish.
𝗠𝗼𝗯𝗶𝗹𝗲 𝗔𝗽𝗽 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 | React Native | iOS & Android | AI-Powered Apps
React Native – Skilled in building fast, responsive, and cross-platform mobile applications for iOS and Android with clean UI/UX, smooth navigation, API integration, scalable architecture, and optimized performance using modern AI-powered tools like Claude AI, Cursor, GitHub Copilot, Replit Agent, and v0 by Vercel for faster and smarter development workflows.
𝗗𝗮𝘁𝗮𝗯𝗮𝘀𝗲 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 | MySQL | PostgreSQL | MongoDB | Firebase | DynamoDB | NoSQL
Title: 𝗗𝗲𝘃𝗢𝗽𝘀 & 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 𝗧𝗼𝗼𝗹𝘀 | GitHub | Docker | Apache | Nginx
Skilled in GitHub, Docker, Apache, and Nginx for version control, deployment, server management, and scalable hosting environments.
𝗖𝗿𝘆𝗽𝘁𝗼 & 𝗕𝗹𝗼𝗰𝗸𝗰𝗵𝗮𝗶𝗻 𝗦𝗽𝗲𝗰𝗶𝗮𝗹𝗶𝘀𝘁 | Web3 | DApps | DEX | Wallet Integration
Experienced in Crypto & Blockchain development, including DEX platforms, Web3 DApp integration, wallet applications, smart contract interaction, and Binance/Bybit API integration for secure and scalable blockchain solutions.
𝗠𝗟𝗠 𝗣𝗹𝗮𝘁𝗳𝗼𝗿𝗺 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 | Binary | Matrix | Unilevel | Auto Pool
Experienced in MLM software development, including Binary, Matrix, Unilevel, and Auto Pool compensation plans with genealogy systems, commission management, e-wallet integration, and scalable admin dashboards.
I integrate modern AI tools to accelerate delivery and boost precision:
Contact For:- React developer, React Native developer, and React JS developer, with strong experience in frontend React and Next.js development. I build scalable web and mobile apps using React Native Expo, and have worked on crypto wallet apps, blockchain wallets, and crypto exchange development projects. On the backend, I’m a Laravel developer with solid expertise in PHP Laravel, delivering secure, high-performance full-stack Laravel and React Next.js solutions for modern products.
Ravindra K.
has worked
.
Associated with
webcyst
$10K+
earned
$18/hr
100%
Job Success
$70K+ earned
Available now
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Hi, I'm Sagar, a passionate Full-Stack Developer, AI Solutions Architect, and UI/UX Designer with over 10+ years of hands-on experience delivering high-quality, scalable, and performance-driven digital solutions for clients across the globe.
I specialize in end-to-end web, mobile, and AI-powered application development, working with startups, agencies, and enterprise-level businesses to bring their digital ideas to life with clean code, smart architecture, intelligent automation, and beautiful design.
🔧 My Technical Toolbox:
⚛️ React.js / Frontend Engineering
- Responsive, interactive UI using React.js + Tailwind CSS / Material UI
- Next.js for server-side rendering (SSR) and static site generation (SSG)
- API integration (REST, GraphQL), custom hooks, and state management with Redux Toolkit
- UI animation and transitions for an enhanced user experience
🖥️ Node.js / Backend Development
- Scalable REST APIs, authentication systems (JWT, OAuth)
- MongoDB, PostgreSQL, and MySQL database design and optimization
- Real-time features using WebSockets and Socket.IO
- Secure deployment, CI/CD, and API documentation
🤖 AI & Machine Learning Integration
- AI-powered chatbots, recommendation engines, and intelligent search
- Integration of pre-trained AI/ML APIs (OpenAI, Google Cloud AI, AWS AI Services)
- Predictive analytics dashboards and business intelligence solutions
- Data automation, sentiment analysis, and image recognition applications
🐍 Python Development
- Scripting, automation, data scraping, and backend logic
- FastAPI and Flask for lightweight, secure web services
- Integration with machine learning models and AI-powered APIs
- Custom AI tool development for niche business cases
📊 ERPNext Customization & Integration
- Full ERPNext setup & module customization (HR, Accounting, CRM, Inventory)
- Integration with third-party services like payment gateways, SMS, email
- Custom script writing (client/server-side), reporting, and workflow automation
- System upgrades, performance tuning, and role-based access configuration
📱 Mobile App Development
- Cross-platform app development using React Native or Flutter
- Real-time chat, push notifications, Firebase/Auth integrations
- AI-enhanced app features like voice commands, image recognition, and smart notifications
- App Store / Play Store publishing & version management
🌐 WordPress Development (Advanced)
- Custom themes and plugin development tailored to your business logic
- WooCommerce integration, payment gateways, and multi-vendor setups
- Headless WordPress with React/Next.js for lightning-fast performance
- Site speed optimization, Core Web Vitals compliance, SEO setup
🎨 UI/UX Design That Converts
- Wireframes, user journeys, and high-fidelity prototypes using Figma/Adobe XD
- Clean, intuitive, and accessible interfaces tailored for your audience
- Mobile-first and responsive design best practices
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💡 Why Work With Me?
✅ Clear, honest communication
✅ Strong attention to detail and quality assurance
✅ Agile mindset – flexible and collaborative workflow
✅ Timely delivery with complete documentation
✅ Long-term relationship mindset – your success is my success
Whether you need a full-stack AI-powered solution, a modern mobile app, a custom WordPress build, or a seamless ERP system, I'm ready to jump in and make it happen.
📩 Let’s talk!
Share your vision with me, and I’ll help you turn it into a powerful, polished, and scalable digital product enhanced with smart AI capabilities.
Sagar J.
has worked
.
Associated with
Shanti Infosoft LLP
$200K+
earned