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Hire the best API Developers in Mumbai, IN

Check out API Developers in Mumbai, IN with the skills you need for your next job.
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Rating is 4.7 out of 5.
4.7/5
based on 1,090 client reviews
  • $45 hourly
    • 4.9/5
    • (8 jobs)
    I’ve got your back! ⭐️ Top Rated | Senior Backend Developer with 18+ years of experience in Python, Node.js, TypeScript, AWS, and AI. I specialize in building scalable architectures, event-driven systems, and cloud infrastructure. My mission? To deliver secure, efficient backends that power fast, reliable applications—so you can scale with confidence. ✅ Key Expertise Architectural Design – Scalable, secure, and efficient backend systems tailored for growth. Backend Development – Microservices with Node.js, Next.js, Python (Django, Flask, FastAPI). Cloud & Serverless – Advanced AWS expertise: Lambda, ECS, EKS, S3, EC2, SQS, Glue, and Boto3 SDK. Containerization & Orchestration – Robust Docker and Kubernetes deployments. API Development – RESTful APIs, gRPC, and GraphQL with clean, maintainable interfaces. Event-Driven Systems – Real-time, resilient systems using Kafka and RabbitMQ. Databases – SQL (PostgreSQL, MySQL), NoSQL (MongoDB, DynamoDB), and Redis for caching. AI Integration – Seamless integration of AI/ML models, LLMs, and ChatGPT capabilities. AI Agent Development– Agentic workflow creation with differrent tools like relevanceAI, arcads, n8n CI/CD Pipelines – Streamlined deployment workflows for faster releases. Real-Time Communication – Implementing Socket.IO, SSE, and WebSockets for live features. Third-Party Integrations – Payments, SMS, email APIs, and other mission-critical services. Security & Optimization – Secure, high-performance systems optimized for scale. Leadership & Mentoring – Guiding teams, mentoring devs, and driving quality outcomes. Analytical & Problem-Solving Skills – Sharp thinking applied to complex challenges. With 18+ years of hands-on experience, I deliver backend solutions that are not just functional—but future-ready. Whether you’re building from the ground up or optimizing existing systems, I bring clarity, performance, and security to your backend architecture. 🤝 Let’s collaborate to make your project a success—on time and on point. 🏆 Project Highlights *Fintech Platform Scalability* Architected a microservices-based backend using AWS ECS, Lambda, and SQS, enabling the platform to seamlessly scale and support over 1 million users with 99.99% uptime. *AI Agent Development & AI Integration for SaaS Application* Integrated ChatGPT-powered assistants into a productivity SaaS platform, enhancing user engagement by 38% and streamlining customer support operations. *E-commerce Performance Optimization* Re-engineered the backend of a high-traffic e-commerce site using Python and FastAPI, implementing Redis caching to reduce API response times by 60%, resulting in improved user experience and increased sales. *Real-Time Logistics Tracking System* Developed a Kafka-based event-driven architecture for a logistics company, enabling real-time processing of over 500,000 daily events, which improved delivery accuracy and customer satisfaction. *CI/CD Pipeline Automation* Designed and implemented a comprehensive CI/CD pipeline utilizing Docker, GitHub Actions, and AWS CodeDeploy, reducing deployment times from 40 minutes to under 10 minutes, thereby accelerating the development cycle.
    Featured Skill API Development
    TypeScript
    Flask
    Web Scraping Software
    ExpressJS
    Docker
    Microservice
    Django
    Amazon Web Services
    NodeJS Framework
    Python
    RESTful API
    Back-End Development
  • $50 hourly
    • 4.7/5
    • (65 jobs)
    🟢 A dedicated backend API/ integrations /Webhooks developer with a strong focus on scalable, enterprise-level SaaS solutions using Python, Django, FastAPI, REST APIs, Docker and AWS. 🟢 My goal, whether working with large corporate teams or independently for smaller firms, is to thoroughly understand my customers' needs and deliver impeccable quality and service on time and within budget. 🟢 I have Strong Experience in ✅ API ,API Integrations, Webhooks, integrating 3rd party API ✅ AI, RAG , OpenAI and Vector Databases ✅ Python FastAPI, Flask ✅ Django, Django Rest Framework, DRF, Django-channels ✅ MySQL, PostgreSQL, NoSQL, MongoDB, Graph Database ✅ Scalable Deployment and Management ✅ Postman, Docker, API Management ✅ Testing 🟢 My development process is highly collaborative and transparent. 🎯 I work closely with my clients to understand their vision, identify their pain points, and develop a strategy that solves their problems and fulfils their dreams. 🎯 I use the latest web technologies and best practices to create fast, responsive, and user-friendly websites that engage and delight their audiences. 🎯 I'm dedicated to providing high-quality work and exceptional customer service, and I'm confident that I can help you achieve your goals. Feel free to contact me with questions or to introduce a prospective project. Thank you, Abhishek Gawade Backend Developer !
    Featured Skill API Development
    Scripting
    AI App Development
    Web Application
    Microservice
    API Integration
    REST API
    Software Development
    Full-Stack Development
    Web Development
    FastAPI
    PostgreSQL
    Django
    API
    Python
  • $50 hourly
    • 5.0/5
    • (12 jobs)
    My Service Offerings (but not limited to): API Gateway Lambda Functions, including code using Python boto3 SDK and Shell scripting AWS Connect Contact Center - Creating Contact Flow EC2 Instances S3 Storage SNS & SQS Messaging VPC Configuration Route 53 (R53) IAM ACM AWS Opensearch Secrets Manager AWS Athena, AWS Glue I am your dedicated AWS Solutions Architect, equipped with the knowledge and experience to guide your business into the AWS cloud. It's important to me to build long term relationships with clients, so I'm looking for any short or long term projects. Being a full time freelancer on Upwork, be assured that you will get my utmost attention and priority. Why Choose Me? Expertise: With a wealth of experience in AWS services, I bring deep knowledge and hands-on expertise to every project. I understand the nuances of AWS, enabling me to design, implement, and optimize solutions that align perfectly with your business goals. Custom Solutions: I understand that every business is unique. I provide tailored AWS services that address your specific challenges and objectives. Your success is my top priority. Client Satisfaction: Your satisfaction is my ultimate goal. I'll collaborate closely with you, ensuring that your AWS infrastructure not only meets but exceeds your expectations. I would like to continue to be exposed to new and different challenges, that will further develop my skills and career. I also really enjoy making new contacts on the Upwork network. Let's initiate a conversation about your needs, goals, and aspirations before hiring me. Together, we'll craft a customized AWS strategy that propels your business into the cloud computing era.
    Featured Skill API Development
    Amazon API Gateway
    Cisco Certified Network Associate
    Cisco IOS
    AWS Lambda
    Amazon Web Services
    API
  • $20 hourly
    • 5.0/5
    • (34 jobs)
    Top Plus Upwork Professional with 13+ years of expertise and 1800+ hours of Upwork hours. ✅ My Specialties: Back-end Development: Asp.net core, MVC, C#, OpenAI API's JS Front-end Development: AngularJS, React JS, Typescript, JavaScript, jQuery HTML/CSS Front-end Development: Twitter bootstrap, SASS/LESS, CSS3, HTML5, Canvas Cloud Computing: Amazon AWS, Microsoft Azure, Google Cloud Databases: SQL Server, MySQL Mobile App Development: Flutter UI/UX Design: Skilled in creating intuitive and visually appealing user interfaces. Performance Optimization: Experience with performance profiling and optimization for smooth and efficient mobile apps. Problem Solving: Strong analytical skills for diagnosing and resolving technical issues in mobile applications. ✅ My Milestones: In my diverse portfolio, I've collaborated with top-tier companies such as 3M, Tata Group, and Gold Microsoft Partners. A few notable achievements from these collaborations include: 1. Surpassing client expectations by delivering high-quality applications. 2. Creating demos/POCs to showcase my skills. 3. Architecting applications with an emphasis on security. My Projects: 1. My experience spreads over a vast range of 100+ projects. Here are some of the highlights: 2. A digital signage application for a US-based client. 3. A mobile app for a UAE-based client. 4. A web app leveraging cloud platform for a New Zealand-based client. My Certifications: ✅ My credentials demonstrate my extensive knowledge and expertise: Microsoft Certified Professional Microsoft Certified Solution Developer Microsoft Specialist ✅ My Clientele: I've had the pleasure of working with clients from various corners of the globe, including India, the US, the UAE, and New Zealand. My focus remains on adopting flexible payment terms to facilitate the comfort of my clients. Let's Connect: If you're in search of a developer who can transform your vision into a sophisticated product with the help of cutting-edge technologies, your search ends here. Let's discuss your project needs. I can't wait to hear from you! 📞 Invite me to your job on Upwork to book a free 15-minute consultation call together! 📞 Thanks, Abhinav
    Featured Skill API Development
    ChatGPT API
    OpenAI API
    Azure DevOps
    DevOps
    Technical Writing
    C#
    Microsoft Azure
    .NET Core
    JavaScript
    HTML5
    Microsoft Power BI Development
    Technical Documentation
    ASP.NET MVC
    Data Analysis
  • $25 hourly
    • 5.0/5
    • (19 jobs)
    ✅ Full Stack Web Developer with over 8 years of experience in software development. ✅ Proficient in Microservice Architecture, Graph QL, and Azure Ledger service for building scalable and decentralized applications. ✅ Extensive knowledge of Dotnet Core, Azure DevOps, and Azure Cloud Computing Services. ✅ Skilled in utilizing various Azure services, including Blob storage, Application Insights, Azure Service Bus, RabbitMQ, Redis Cache, Azure Key Vaults, and Azure Cognitive Search. ✅ Experienced in working with Angular 13, ReactJS, and MVC C# for front-end development. ✅ Expertise in Identity Server, PostgreSQL, Azure Cosmos DB, and SQL Server for efficient data management. ✅ Familiarity with Ethereum blockchain and smart contract development, including integration with applications. ✅ Proficient in HTML, CSS, and responsive web design for creating visually appealing and user-friendly interfaces. ✅ Well-versed in cloud computing and experienced in AWS, Azure, and Google Cloud Platform (GCP), including hosting and CI/CD implementation. ✅ Skilled in mobile development and integration, expanding capabilities beyond web-based applications. ✅ Strong understanding of Graph QL, enabling efficient communication between clients and servers. ✅ Certified Azure Expert, demonstrating expertise in Azure technologies and services. ✅ Experienced in developing microservices architecture for building robust and scalable applications. ✅ Strong problem-solving abilities, attention to detail, and a proven track record of delivering high-quality work. ✅ Excellent communication skills, ensuring effective collaboration with clients and team members. ✅ Adept at working in agile environments, meeting deadlines, and adapting to changing project requirements. ✅ Committed to continuous learning, staying updated with the latest technologies and industry trends.
    Featured Skill API Development
    Azure App Service
    AngularJS
    Mobile App
    MySQL
    Azure Cosmos DB
    CI/CD
    SQL
    User Identity Management
    ASP.NET MVC
    .NET Core
    Web Development
    C#
    Microsoft Azure
    React
  • $45 hourly
    • 5.0/5
    • (26 jobs)
    Hi, I’m Dhiraj Kadam, a full-stack developer with a strong background in cloud computing, AI-driven applications, and blockchain technology. With over 10 years of experience, I specialize in building scalable, high-performance solutions that drive business success. What I Can Do for You: ✅ Cloud & DevOps – Architecting, deploying, and managing cloud infrastructure on AWS, DigitalOcean, and Azure, optimizing for performance, security, and cost-efficiency. ✅ Full-Stack Development – Creating modern, responsive web applications using React.js, Node.js, and Python, ensuring seamless user experiences and scalable backend systems. ✅ AI & Automation – Integrating GPT-4, OpenAI APIs, and machine learning models to automate processes, enhance decision-making, and optimize workflows. ✅ Blockchain & Smart Contracts – Developing secure Solidity-based smart contracts, DeFi solutions, and NFT marketplaces, with expertise in Web3 integrations. ✅ API Development & Integrations – Designing robust RESTful and GraphQL APIs, integrating third-party services, and optimizing data pipelines. I thrive on solving complex problems, optimizing performance, and delivering results that exceed expectations. Whether you need a cloud-native application, AI-powered automation, or a blockchain solution, I’m here to help.
    Featured Skill API Development
    Solidity
    Amazon Web Services
    API Integration
    Serverless Computing
    Python Script
    AWS Lambda
    MongoDB
    MySQL
    CI/CD
    NestJS
    Node.js
    React
    Database Design
  • $35 hourly
    • 5.0/5
    • (0 jobs)
    I am a certified Airtable expert with over 21 years of custom development experience. My expertise spans across a variety of no-code and low-code platforms, including Zapier, Make, Stacker, Twilio, Calendly, Typeform, and eBay API. With a strong background in IT and a deep understanding of spreadsheet systems and data management, I bring a unique perspective to solving business challenges efficiently and effectively. What I Can Help You With: 1️⃣ Airtable Expertise: As an Airtable expert, I can create custom development and advanced configurations in Airtable, tailoring solutions that meet your business needs. 2️⃣ Seamless Integrations: Connecting and automating workflows across platforms like Zapier, Make, and Stacker, with a deep focus on Airtable integrations for optimal efficiency. 3️⃣ Custom Development: Building and maintaining websites and applications with technologies such as HTML5, CSS3, AJAX, JSON, and Bootstrap, while integrating Airtable to streamline data handling. 4️⃣ CMS Solutions: Expertise in WordPress, Drupal, Shopify, Joomla, BigCommerce, Magento, and Squarespace, with a specialized approach to integrating Airtable into various CMS solutions. 5️⃣ Frameworks and Languages: Proficient in PHP (Laravel, CodeIgniter, CakePHP, Yii, Symfony), JavaScript (Angular, React, Node, React Native), and Flutter. 6️⃣ Automation & Maintenance: Streamlining processes with Integromat and Zapier, utilizing my skills as an Airtable expert to create seamless automations, and providing ongoing support and bug fixes. Measures for Your Satisfaction: A. Unlimited Revisions & Improvements: Ensure the final result meets your expectations. B. 100% Refundable: Full refund if the final result is not satisfactory after revisions. It would be my pleasure to demonstrate my skills and capabilities as an Airtable expert by taking on a few sample tasks. This will give you an insight into the quality of work I deliver and how I can elevate your business with advanced no-code and custom development solutions. EXPERTISE IN AIRTABLE & INTEGRATIONS: With extensive experience in integrating and automating workflows using Airtable, Zapier, Make, and other platforms, I understand the common challenges businesses face and how to address them effectively. As an Airtable expert and Zapier expert, my ability to custom-build scenarios tailored to your specific needs allows for efficient business process automation. My track record as an Airtable expert in handling complex integrations across industries ensures that each project is executed with precision and expertise. Some of my most requested integrations include: Communication Tools: Twilio Calendly Form Builders: Typeform E-Commerce Platforms: eBay API Project Management Tools: Airtable Development Technologies: HTML5, CSS3, AJAX, JSON, Bootstrap Additionally, I have: a. Developed custom workflows and integrations for clients across various industries, leveraging my expertise as an Airtable expert to ensure smooth operations and improved efficiency. b. Implemented solutions that have significantly enhanced business processes and streamlined data management through my expertise as an Airtable expert. Airtable Expert with Gold Partner Status As an official Gold Partner of Airtable, I’m trusted as an Airtable expert for top-quality solutions, backed by 14 reviews and a perfect 5-star rating. This recognition underscores my commitment to providing dependable services and scalable solutions for clients seeking to leverage Airtable’s capabilities to the fullest. AI INTEGRATION EXPERTISE: In addition to my core skills, I am well-versed in integrating ChatGPT, Lamma and Perplexity for advanced conversational applications. Whether you're looking to implement automated customer support, create interactive applications, or develop personalized recommendations, I can help turn your vision into reality. What I Offer: 🅐 Custom Chatbot Development: Build sophisticated, context-aware chatbots to enhance user interactions and automate tasks. 🅑 Multi-Platform Integration: Seamlessly integrate ChatGPT into various apps and platforms for a unified user experience. 🅒 Smart Task Automation: Implement intelligent chatbots to manage appointments and data retrieval tasks. 🅓 Enhanced NLP Capabilities: Utilize advanced natural language processing to ensure accurate and responsive chatbot interactions. 🅔 Ongoing Enhancements: Stay up-to-date with the latest advancements in AI to keep your solutions innovative. Other Unique Selling Points: ➽ Expertise in building and maintaining websites and applications across multiple platforms and frameworks. ➽ Proficient in creating custom forms and dashboards using Power BI and Tableau for better data management and insights, especially when working with Airtable. ➽ Skilled in email marketing and CRM tools to drive engagement and improve sales processes. ➽ Strong communication skills with a proven track record of delivering exceptional client service
    Featured Skill API Development
    ChatGPT API
    ChatGPT API Integration
    ChatGPT
    Data Integration
    Make Build Script
    Make.com
    Web API
    Web Development Consultation
    Rapid Application Development
    API Integration
    Web Application
    Web Development
    Artificial Intelligence
    Airtable
  • $20 hourly
    • 4.8/5
    • (9 jobs)
    More 15 years of experience in Web app development via ✅ Python - (Django, Kivy). API performance improvement. Task automation using Celery. PDF generation via reportlab. Interactive Brokers API and payment gateway integration. Caching via Redis. Front-end in React and native javascript, Cloud deployment. Area of expertise:- ✅ Python ✅ Django , FastAPI and Kivy frameworks ✅ Postgresql , Redis (cache) ✅ Frontend development using native javascript, React, bootstrap , HTML , CSS ✅ Cloud deployment - Digital Ocean, AWS ✅ PDF generation using Python library reportlab ✅ Image processing (Pillow) ✅ Interactive Charts using d3.js ✅ Gmal OAuth 2.0 integration ✅ Automatic tasks via cron tab and Celery ✅ Interactive Brokers API ✅ Payment gateway Integration Projects executed successfully, using Python (Django), Javascript, and d3.js (Data Visualization) 1️⃣ CRM - for manufacturing company for their sales team, a multiuser cloud application 2️⃣ Sports Management portal - for online booking of playing venues like turfs, courts 3️⃣ Pathology Lab Management - Recording medical tests results and generating PDF reports 4️⃣ Interactive Brokers API - Designed software for storing stock market data for Options trading Projects - using Python (Kivy, Pillow - imaging library) 1️⃣ Image Processing - To generate a set of images based on a single or multiple design images and a database of names and numbers to be used as input for digital printing (e.g., sports players Tshirts) All the projects mentioned above are in production and not sample projects.
    Featured Skill API Development
    Redis
    Django
    PDF
    DigitalOcean
    Cloud Implementation
    Web Development
    Web Application
    Cache Management
    Celery
    Kivy
    pandas
    Data Visualization
    API Integration
    D3.js
    JavaScript
    Python
  • $21 hourly
    • 5.0/5
    • (16 jobs)
    🌟🏆 TOP-RATED Full Stack Developer on Upwork Freelancer (Top 10% of All Performers on Upwork Platform) 🌟 With a Bachelor of Technology degree in Computer Engineering and a passion for web development, I have 6+ years of comprehensive experience in full-stack development, establishing myself as a skilled full-stack developer. I have extensive experience in deploying web applications on the AWS cloud platform. I am proficient in using AWS services such as EC2, S3, SNS, SQS, Elastic Beanstalk, and Lambda to deploy, scale, and manage web applications. Whether you need a simple web application or a complex one, I have the skills to make it happen. Primary skills: ❇ React ❇ Node.js ❇ Next.js ❇ Nest.js ❇ JavaScript ❇ Typescript ❇ Angular ❇ WordPress ❇ Rest API ❇ API Development ❇ Git/version control ❇ MySQL ❇ PostgreSQL ❇ Web Development ❇ Github ❇ AWS 👨‍💻 I am skilled in designing and implementing back-end APIs, creating and managing SQL and NoSQL databases, and building front-end components using AngularJS. My experience in developing scalable and robust applications ensures that I can create a solution that meets your business needs. Why you should hire me: ✅ Guaranteed on-time delivery of the complete project ✅ Fluent English & clear communication ✅ Ability to listen and absorb ✅ Success of project and satisfaction of client is my priority ✅ 24X7 Support during the project and Support after delivery of project ✅ Good team player
    Featured Skill API Development
    Full-Stack Development
    RESTful API
    ExpressJS
    TypeScript
    Stripe
    PostgreSQL
    React
    API Integration
    AngularJS
    Web Application
    MongoDB
    JavaScript
    Node.js
  • $50 hourly
    • 0.0/5
    • (0 jobs)
    AI Consultant with 9+ years of proven success in designing and deploying cutting-edge solutions. My expertise spans generative AI, agentic workflow optimization, recommendation systems, natural language processing, computer vision, data science, REST APIs, and custom-tailored solutions all crafted to drive measurable business impact. Having worked with industry giants like Accenture, HT Media, and EXL Service, I bring a unique blend of deep technical proficiency and strategic business insight. My extensive domain experience in retail, banking, Environmental Health & Safety (EHS), and recruitment enables me to deliver highly targeted solutions that streamline operations, enhance customer experiences, and foster sustainable growth. Let’s collaborate to transform your challenges into opportunities and build AI-driven solutions that set new benchmarks in excellence.
    Featured Skill API Development
    Computer Vision
    Natural Language Processing
    Automation
    AI Model Training
    AI Consulting
    Data Science Consultation
    AWS Development
    LangChain
    AI Chatbot
    AI Agent Development
    LLM Prompt Engineering
    Generative AI
    Deep Learning
    Machine Learning
  • $15 hourly
    • 4.7/5
    • (15 jobs)
    Your design partner that acts like a co-founder -- I'm an official Upwork Partner & Expert Design Full-stack Engineer 🏵 (If you see this, I'm currently available) I help founders and startups to create high-quality, meaningful, purpose-driven software. My design helps founders raise capital, build 0 -> 1 products, and launch their MVP in the market. I turn disruptive ideas into category-defining companies. 🧠 Using Psychology-Backed Strategies to turn audiences into loyal followers. ✅ Proud to be part of Upwork's Talent Scout™ Why Clients Choose Me: - First Draft in 24 Hours. - Creativity & Development Expertise that transforms ideas into practical solutions. - Strategic Brand Identities that resonate with your customers - simple, clear & unforgettable. - Meaningful & Practical Designs for leading brands in finance, tech, SaaS, Web3, and B2B. Credibility. ✔️ Award-Winning Designs. ✔️ Top-Tier Communication throughout the process. (Loom video updates on Progress and Feedback required every 2 days) ✔️ Clean Modern Design 📩 Ready to elevate your brand and connect with your audience? Message me to get started! 📅 Availability Updated: Feb. 2025
    Featured Skill API Development
    API Documentation
    Business Logic Layer
    JavaScript
    MongoDB
    React
    AngularJS
    Django
    Web Application
    Python
  • $19 hourly
    • 5.0/5
    • (6 jobs)
    Hi, I'm a software developer with over four years of coding experience, specializing in Python, web development, and AI/ML. I create automation solutions, custom SaaS applications, and innovative AI-powered tools like Retrieval-Augmented Generation (RAG) systems. I help businesses streamline operations and leverage AI to achieve their goals. Let's bring your ideas to life!
    Featured Skill API Development
    Web Development
    Bot Development
    Automation
    API Integration
    AI Chatbot
    AI Agent Development
    Chatbot
    Artificial Intelligence
    Machine Learning
    Flask
    Django
    Python
    JavaScript
    React
  • $20 hourly
    • 4.5/5
    • (14 jobs)
    Gopal is a developer with two year of professional experience in building scalable products. He is studying from India's premier institute, Indian Institute of Technology Bombay with a master's degree. He specialize in Data Science, Natural Language Processing, and full-stack development for building and deploying applications. 📌 Key Expertise: - Artificial Intelligence Development - Machine Learning & Deep Learning - Natural Language Processing (NLP) - Full Stack Development - Reactjs, Nextjs, Nodejs, ExpressJs, FastAPI, Javascript - AWS, Azure, GCP
    Featured Skill API Development
    ExpressJS
    NodeJS Framework
    Python Script
    Django
    AWS Lambda
    Node.js
    Elasticsearch
    React
    Amazon Web Services
    Web Development
    JavaScript
    RESTful API
    Git
    Python
  • $15 hourly
    • 5.0/5
    • (6 jobs)
    Ex Software Developer at Government of India certified by Harvard, Google, IBM and Amazon who has worked with more than 20 international freelance clients. I am an expert in Software development, Generative AI, Cloud and Backend Development with more than 3+ years of experience. I build intelligent solutions incorporating various technologies such as Cloud Computing, REST APIs, Databases, LLMs, Computer Vision, and Blockchain. My focus is on delivering efficient and creative work which solve real world problems and make an impact. Recently my team has placed top 10 out of 100,000 teams all over India in the Amazon Smbhav Hackathon. Let's discuss how my expertise can elevate your next project.
    Featured Skill API Development
    Google Cloud Platform
    DApp Development
    TensorFlow
    Python
    JavaScript
    API Integration
    Web3
    Blockchain, NFT & Cryptocurrency
    Generative AI
    Large Language Model
    Ethereum
    Blockchain
    Machine Learning
    Artificial Intelligence
  • $15 hourly
    • 4.8/5
    • (2 jobs)
    I am a computer science engineer with a specialization in Artificial Intelligence and Data Science. With a strong background in these fields, I have gained valuable industry experience across various domains. My expertise lies in Data Science, API Development, Machine Learning, Natural Language Processing (NLP), and Database Administration. - Skilled in coding to efficiently translate business requirements into optimal solutions, increasing coding Key Performance Indicators (KPIs) with a strong foundation in computer science and a talent for practical solution development. Tools: Python, C++, PHP - Laravel - Passionate about leveraging data to solve complex problems and drive innovation, constantly staying updated with the latest trends in AI and Data Science by developing and implementing analytical dashboards, utilising data visualisation techniques to provide clear and actionable insights to stakeholders. Tools: Power BI, Google Sheet, Excel, Matplotlib, Seaborn - Proficiently handling complex SQL queries and managing databases to ensure efficient data management and retrieval. Tools: MySQL, SQL - Excellent communication skills for effective collaboration with cross-functional teams, and effectively conveying complex concepts to both technical and non-technical stakeholders. - Dedication to continuous improvement, constantly seeking ways to enhance technical skills and contribute in dynamic and challenging environments.
    Featured Skill API Development
    Laravel
    Vue.js
    Office & Work Space
    MySQL
    Database Administration
    Microsoft Power BI Data Visualization
    Data Analytics
    Web Development
    Artificial Intelligence
    R
    C++
    Python Scikit-Learn
    Python
    Machine Learning
  • $10 hourly
    • 4.8/5
    • (25 jobs)
    I'm an Odoo (python) developer with 4+ years of experience in Odoo apps and reports development, migration, and customization. My skills are: - Good at Python, HTML, Jquery, CSS, Javascript, and XML. - Can work both Odoo back-end and Odoo front-end - Familiar with APIs: Google Maps, Zoho, Tookan, Alegra, Pcloud, Xero, etc... - Familiar with source control: GitHub, GitLab - Familiar with customer support.
    Featured Skill API Development
    Zoho Books
    Zoho Projects
    Migration
    Google Maps API
    Xero
    Zoho CRM
    Odoo Development
    JavaScript
    PostgreSQL
    XML
    Python
    Odoo
    Web Development
  • $13 hourly
    • 4.9/5
    • (1 job)
    With four years of experience working in a multinational company, I’ve built and optimized web applications that serve millions of users. Now, I bring that expertise to help businesses and startups create fast, user-friendly, and scalable digital solutions. I’m passionate about turning ideas into functional web applications that not only look great but also perform flawlessly. Whether you need a sleek front-end, a robust back-end, or a full-stack solution, I’ve got you covered. What I Do Best - Full-Stack Web Development – Seamless, end-to-end solutions. - Frontend Development & UI/UX – Beautiful, intuitive user interfaces. - API Development & Integrations – Secure and scalable connectivity. - SaaS & E-commerce Solutions – Scalable platforms to grow your business. - Performance Optimization – Speed, efficiency, and long-term reliability. Tech Stack & Skills - Frontend: React.js, Next.js, JavaScript, HTML, CSS, Tailwind CSS, Bootstrap, Material UI - Backend & Databases: Node.js, Express.js, PHP, MongoDB, MySQL, PostgreSQL - APIs & Integrations: RESTful APIs, GraphQL, Third-Party APIs - Tools & Workflow: Git, GitHub, Agile Development How We’ll Work Together 1. Discovery Call – Understand your vision and business goals. 2. Planning & Roadmap – A clear step-by-step execution plan. 3. Development & Iterations – Regular updates and feedback loops. 4. Launch & Deployment – A smooth, hassle-free go-live process. 5. Post-Launch Support – Ensuring performance and long-term success. Let’s build something great together. Drop me a message, and let’s get started.
    Featured Skill API Development
    CSS
    HTML
    Tailwind CSS
    Figma
    Web Development
    Back-End Development
    Front-End Development
    JavaScript
    RESTful API
    GraphQL
    Web Design
    Next.js
    Node.js
    React
  • $35 hourly
    • 0.0/5
    • (0 jobs)
    Pawankumar Gaikwad - Python/Django Developer | Hello! I’m Pawankumar Gaikwad, a backend developer with two years of experience building scalable and secure web applications using Python and Django. I specialize in creating efficient systems that power modern solutions, with a particular focus on the insurtech industry. I’m passionate about solving complex problems with clean, reliable code and delivering results that make a difference. What I Do Best: Backend Development: I excel at crafting robust backend systems with Python and Django, ensuring they’re maintainable and scalable. Insurtech Expertise: My experience in insurance technology means I understand the industry’s unique needs and how to address them effectively. API Integration & Data Flow: I’m skilled at connecting systems through APIs and managing databases for seamless, reliable performance. Performance & Security: I prioritize optimizing applications to run fast while keeping them secure for users. Team Collaboration: I communicate clearly and work well with others, ensuring projects stay on track and meet high standards. Regular communication is important to me, so let’s keep in touch.
    Featured Skill API Development
    RESTful API
    REST API
    Data Structures
    Algorithms
    React
    Bash
    Linux
    Rust
    Python
    Django
    Web Development
    Web Application
  • $40 hourly
    • 0.0/5
    • (0 jobs)
    I’m a full-stack developer specializing in custom web apps, scalable backends, and Web3 solutions. Whether you need a high-performance website, a dynamic web app, or blockchain integration, I bring the technical expertise to turn ideas into reality. 💡 What I Offer: ✅ Web & App Development – Modern, fast, and responsive using React & Next.js. ✅ Backend Solutions – Scalable APIs, databases, and system architecture. ✅ Web3 & Blockchain – Smart contracts, crypto integrations, and decentralized apps. ✅ SEO & Performance Optimization – Faster load times, better rankings. ✅ End-to-End Project Execution – From idea to deployment. Tech Stack: React, Next.js, Node.js, Solidity, Ethers.js, Web3.js, SQL, Docker, and more.
    Featured Skill API Development
    Full-Stack Development
    REST API
    Portfolio Website
    Solidity
    Blockchain Development
    JavaScript
    Next.js
    React
    Java
    Web Development
    Web Application
    Product Development
  • $50 hourly
    • 0.0/5
    • (0 jobs)
    Jay Pokharkar 🧑‍💻 Backend Developer | API Specialist | Problem Solver I’m a passionate Software Engineer with strong expertise in backend development using PHP (CodeIgniter) and Python (Django). With hands-on experience in both relational (MySQL) and NoSQL (MongoDB) databases, I build robust, scalable systems and APIs that power high-performance applications. 🔧 Core Skills: Backend Development using PHP (CodeIgniter) & Python (Django) RESTful API design and integration Database design & optimization (MySQL, MongoDB) Unit and functional testing to ensure code reliability and stability Experience in building admin dashboards, processing large data uploads, and managing financial transactions in real-world projects 🚀 What I Do Best: Build and maintain secure, modular, and scalable backend systems Design powerful APIs to support mobile and web applications Optimize legacy codebases and refactor for performance improvements Handle integration of third-party systems and testing tools Translate complex business logic into clean, maintainable code 💡 Currently Exploring: Deeper integration of Python-based automation tools for backend workflows Cloud-based deployment strategies and CI/CD pipelines Scalable backend architecture for SaaS products
    Featured Skill API Development
    MongoDB
    MariaDB
    Django
    Python
    CodeIgniter
    PHP
    Software QA
    QA Testing
    Web Application
  • $55 hourly
    • 0.0/5
    • (0 jobs)
    I 'm a versatile Software Developer and Data Analyst with a passion for building smart, scalable applications and transforming raw data into actionable insights. With experience across the full development stack and a strong foundation in data analysis, I bridge the gap between code and business intelligence. I specialize in developing end-to-end software solutions—from intuitive frontends to robust backends—and in analyzing complex datasets to drive data-informed decisions. Whether it’s automating processes, optimizing systems, or delivering interactive dashboards, I bring a problem-solving mindset and a focus on results.
    Featured Skill API Development
    SQL
    MongoDB
    DevOps
    Database Administration
    Back-End Development
    Front-End Development
    Version Control
    Full-Stack Development
    Data Analysis
    Software Development
  • $30 hourly
    • 4.8/5
    • (116 jobs)
    I am a Full-stack developer having 13 years of hands-on experience in designing, developing and maintaining highly scalable web applications. Over the past 13 years, I have built many complex web applications, using the LAMP and MEAN stack. I strongly believe in, "Communication the key to successful project management & completion". TECHNICAL SKILLS: • PHP • Laravel • nodeJS • AngularJS • ReactJS • VueJS • MySQL • PostgresSQL • MongoDB • REST API • GIT version control • Bug Fixing & Troubleshooting • Client Requirements • Stable codebase • End to end Testing • Web Apps • Highly Scalable Applications • Stakeholder Management • Process Optimization • Solutions Architecture & Delivery I write clean and maintainable code. I am reliable and driven, with priority and time management. Before completing a project I always make sure its well tested from my side. Looking forward to applying the acquired gamut of skills in a challenging role.
    Featured Skill API Development
    Next.js
    SQL
    Vue.js
    Nuxt.js
    AngularJS
    RESTful Architecture
    Node.js
    PHP
    React
    API Integration
    MySQL
    React Native
    PostgreSQL
  • $25 hourly
    • 5.0/5
    • (23 jobs)
    Technologies : ❖ Laravel Framework ❖ VueJs ❖ AWS Forge Deployment ❖ AWS S3 ❖ Google Cloud ❖ Python ❖ Flutter Android | iOS Scalable apps with AWS Server ❖ Ionic Framework ❖ HTML / CSS / JS / Jquery ❖ Angular I offer the following services to my valuable clients:- ❖ Customized Business Software. ❖ Website Development. ❖ E-Commerce Portals. ❖ Android / iOS Hybrid Mobile App Development. Lets hope the best to get some jobs.
    Featured Skill API Development
    Automated Deployment Pipeline
    CI/CD
    Deployment Automation
    Angular 6
    App Store Optimization
    Laravel
    Apple Xcode
    PHP
    Mobile App Development
    MySQL
    Ionic Framework
    API Integration
    Android App Development
    iOS
  • $22 hourly
    • 4.9/5
    • (76 jobs)
    I’m the CEO & Founder of Tirnav Solutions Private Limited, a certified Salesforce Consulting & Reseller Partner based in Mumbai, India — proudly ranked in the Top 10% of agencies on Upwork. With 14+ years of experience, a team of certified experts, we’ve successfully delivered 100+ custom solutions for clients across India, US, UK, Canada, Australia, and the Middle East. We are committed to measurable business impact, rapid delivery, and long-term partnerships. Whether you're looking to build, integrate, or scale your Salesforce org — we bring deep expertise and an agile, results-driven approach. 🚀 14+ Years of Experience | Software Architect & Developer Skills: Java | Salesforce | Node.js | React.js | Shopify | Google Apps Script | Electronic Data Interchange ✅ What We Specialize In: Salesforce Sales/Service/Experience Cloud CPQ, Pardot, Marketing Cloud Custom App Development (Apex, LWC, Flows) Third-party integrations (Shopify, Xero, Amazon, ERPs) Managed Packages & AppExchange Apps 💼 Our Model: Global delivery with a full-time team based in India 24/7 support across time zones Seamless collaboration via Slack, Jira, Zoom, etc. Why Hire Us? We are a problem solver, not just a developer. We design smart, scalable solutions with AI, ML, and algorithms to drive efficiency and innovation. By delegating routine tasks, I focus on delivering high-value results—streamlining processes, managing projects, and driving change while you focus on approvals. What Can You Expect? We take full ownership of your project—from research and strategy to development and delivery—so you don’t have to worry about micromanaging, follow-ups, or delays. I just need timely feedback and approvals to keep things moving smoothly. 🔹 Salesforce Expertise ✅ Apex, LWC, Aura, VisualForce, Triggers, API Integration ✅ Flow Builder, Workflow, Web Services, Admin & Customization 🔹 Backend Technologies ✅ Java (Spring Boot, Servlet, JSP), Node.js ✅ Salesforce, NetSuite, Google Apps Script ✅ EDI (Electronic Data Interchange) ✅ AWS: EC2, RDS, Elastic Beanstalk, DynamoDB, Redshift ✅ Kafka (Spring-Kafka, Kafka Streams), Spring Batch ✅ REST API Development & Integration 🔹 Frontend Technologies ✅ React.js, LWC, VisualForce Page, JavaScript, jQuery ✅ HTML5, CSS3, Bootstrap, SASS/Less 🔹 3rd-Party Integrations ✅ Amazon (SP-API, Advertising API, Vendor Central EDI) ✅ Walmart, eBay, QuickBooks, Xero, WhatsApp ✅ GST, E-Way Bill, e-Invoice Integrations 🔹 Databases ✅ MySQL, PostgreSQL, Oracle, MongoDB, Cassandra 🔹 CI/CD & DevOps ✅ Jenkins, GitLab & Bitbucket Pipelines, Docker 🔹 Payment Gateway Integration ✅ Stripe, PayPal 📩 Contact me on UpWork to discuss your project.
    Featured Skill API Development
    Looker Studio
    Salesforce
    React
    Salesforce Sales Cloud
    Visualforce
    Salesforce CRM
    Apex
    Salesforce Lightning
    Electronic Data Interchange
    Google Apps Script
    Node.js
    Salesforce App Development
    Spring Boot
    Java
  • $40 hourly
    • 5.0/5
    • (4 jobs)
    I am an India-based professional web developer. I specialise in building websites using Python with Django, Flask or FastAPI. I focus on developing SEO optimized sites with proper and correct integration of third-party tools and libraries like Stripe. I can also build Websites for you in Wordpress and customize them according to your need. Having knowledge of Cloud Infrastructure of AWS gives me the ability to build complex yet scalable, harmonious yet extensible web apps with complete focus on business and their users. I would love to build something for you. If you would like the same please contact me.
    Featured Skill API Development
    Raspberry Pi
    Web Application
    Video Editing & Production
    Web Development
    Blockchain
    API
    JavaScript
    Amazon Web Services
    Flask
    Django
    MongoDB
    Python
    Python Script
    PostgreSQL
  • $20 hourly
    • 0.0/5
    • (1 job)
    Data Mining Expert.. Api Integrator. Reverse Coder, Web scrapping Expert Web Development We are professional web developers having expertise in all kinds of eCommerce developments/ website developments / php mysql customize projects API Integrations. Laravel, Codeignitor We do all kinds of api Integrations, Payment gateways, Couriers, Stocks etc., Experts in JSON, XML, APIs Web ERPs: We create customized Web Erps for all kinds of business. Logistic ERPs. Financial ERPs. Sales ERPs, Marketing ERPs etc Graphics Designer.. logo designer
    Featured Skill API Development
    Data Scraping
    Laravel
    WordPress Bug Fix
    API Integration
  • $15 hourly
    • 5.0/5
    • (1 job)
    I am an engineer with Bachelors in Electronics and Telecommunications from MIT Pune, India. I am a developer and electronics engineer. I work closely with application development, automated solutions, and deployment. I have experience with languages like python, javascript, c++. and technologies like web development, selenium automation, APIs and webhooks, and many more. Apart from that, I also work with electronics, example, raspberry pi, microcontrollers like arduino, MSP430, etc and IoT based projects. I am eager to what creative or innovative ideas you have in mind. Feel free to connect and we shall bring those brilliant ideas to life :)
    Featured Skill API Development
    Flask
    Test Automation Framework
    Electronics
    Data Scraping
    Data Analysis
    Selenium WebDriver
    Arduino
    Raspberry Pi
    Web Development
    NodeJS Framework
    Microcontroller Programming
    JavaScript
    Python
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