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Sharan J.
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Sharan J.

Full Stack Developer (React | Node.js | ExpressJS | NestJS)

Are you looking for a dependable Full Stack Developer who can turn your requirements into secure, well-tested, and production-ready Web Application features? I'm a Full Stack Developer with 3+ years of hands-on experience in Full-Stack Development, Web Application development, REST API development, API Integration, database design, and Software Debugging using React and Node.js. I've worked on SaaS products, business dashboards, admin panels, and data-driven platforms. I focus on clean code, secure APIs, smooth deployments, and clear communication throughout the project. 💻 What I can help you build ✅ Full-Stack Development with React, Node.js, JavaScript, TypeScript, PostgreSQL and MongoDB ✅ Responsive Web Application interfaces using React, HTML5 and CSS3, connected to live API data ✅ React Developer services for reusable, component-based frontends ✅ Node.js development with Express.js and NestJS for secure, well-documented REST APIs ✅ API Integration with third-party services, authentication providers, and business tools ✅ PostgreSQL database design, relational schema modelling, and query tuning with Sequelize / TypeORM ✅ MongoDB data modelling and aggregation pipelines for high-volume NoSQL workloads ✅ API security with rate-limiting, input sanitisation, and protected routes ✅ Docker containerisation with multi-stage builds and local development stacks ✅ CI/CD pipelines with GitHub Actions and GitLab CI for automated build, test, and deploy ✅ AWS deployment on EC2, S3, and RDS following hardening best practices ✅ Software Debugging, bug fixes, performance improvements, and feature enhancements on existing apps ⚡ Technical expertise Frontend: React, JavaScript, TypeScript, HTML5, CSS3, Responsive UI Backend: Node.js, Express.js, NestJS, REST APIs Databases: PostgreSQL, MongoDB, Sequelize, TypeORM DevOps & Cloud: Docker, GitHub Actions, GitLab CI, AWS EC2, S3, RDS Development: Full-Stack Development, Web Application, API Integration, Software Debugging, API Security Tools & Collaboration: Git, GitHub, GitLab, Bitbucket, Jira, Trello, Asana, Slack 🏗️ How I approach projects ▪ Discovery & Planning – understand your requirements, users, and the features that matter most ▪ Structure & Setup – plan the database schema, API endpoints, and project structure before coding ▪ Development – build clean, maintainable frontend and backend code in short Agile sprints ▪ Integration – connect React interfaces with APIs and integrate third-party services ▪ Testing & Debugging – catch issues early through testing and careful Software Debugging ▪ Deployment – containerise with Docker and ship through CI/CD pipelines to AWS ▪ Support & Iteration – fix issues, refine features, and keep improving based on feedback 🤝 Why clients work with me I don't just complete tickets. As a Full Stack Developer, I take ownership of each feature from the database and API through to the React interface, testing, and deployment, so you get work that fits together properly. Whether you need a React Developer, Node.js Developer, JavaScript Developer, or a Full Stack Developer to add features to your product, I can deliver quickly while keeping the codebase clean and easy to maintain. I'm also comfortable joining existing projects: I can get familiar with the current codebase, fix bugs, and keep development moving without disrupting the live application. I share regular updates through Jira, Trello, Asana, or Slack, so you always know where things stand. My goal is simple: build features that work reliably, are easy to maintain, and are ready to grow with your product. 📌 Services I provide Full Stack Developer | Full-Stack Development | React Developer | Node.js Developer | JavaScript Developer | TypeScript Developer | Express.js | NestJS | Web Developer | Web Application Development | REST API Development | API Integration | PostgreSQL | MongoDB | Sequelize | TypeORM | Docker | GitHub Actions | GitLab CI | AWS | Software Debugging | Bug Fixing | Feature Development Have a new idea, an existing application that needs improvement, or features you want built? Send me a message with your requirements, and I'll help you plan the next steps and start building.

🇮🇳Coimbatore, India$20/hr100% JSS5.00 (1)Since Sep 2025

Earnings and projects

MRR
$132

Last 6 months ÷ 6

World#127,273 / 412k
🇮🇳Country#13,301 / 45.9k
Revenue, last 30 days
$0

Last 6 months: $791

Total earnings
$4.8k

Billed in all: $5.2k

World#258,214 / 412k
🇮🇳Country#30,575 / 45.9k
Per project
$4.8k

$791 in the last 6 months

World#36,245 / 412k
🇮🇳Country#4,024 / 45.9k
Projects, last 6 months
1
0% fixed100% hourly
World#128,095 / 412k
🇮🇳Country#14,379 / 45.9k
Projects in all
1
0% fixed100% hourly
World#360,674 / 412k
🇮🇳Country#42,133 / 45.9k

Earnings, last 30 days

$5.2kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$5.0k$5.1k$5.2k$5.3kOct 9Oct 24Nov 8

Skill rankings: Top 22% in HTML5

Ranked by MRR among everyone on Upwork with the skill.

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  7. #2,543MongoDB10,865 freelancers · 🇮🇳 #707Top 23%
  8. #3,161HTML514,581 freelancers · 🇮🇳 #802Top 22%