09/03/2026 updated
100 % available
Senior Full-Stack Web & Mobile Developer | React, Next.js, React Native & Node.js
Erode, India
Only remote
Bachelor's Degree in Electronics and Instrumentation EngineeringAbout me
Senior Full-Stack Web & Mobile Developer with 6 years of experience building scalable SaaS, e-commerce, POS, healthcare, and sustainability applications. Skilled in React, Next.js, TypeScript, React Native, Node.js, PostgreSQL, and AWS. I deliver clean, reliable, and user-friendly solutions.
Tailwind CSSHTMLJavaScriptAmazon Web ServicesCascading Style Sheets (CSS)GitHubNode.jsMaterial DesignNext.jsTypeScriptReact.jsExpress.jsBackendPlaywrightFull Stack Development
Senior Software Engineer with 4+ years of experience building scalable web applications, SaaS products, e-commerce/POS systems, and healthcare applications. Strong expertise in JavaScript, TypeScript, React, Next.js, React Native, Node.js, and Express.js.
Experienced in developing responsive and high-performance frontends using React, Next.js, Redux/RTK, TanStack Query, Tailwind CSS, Material UI, and Vite. Skilled in SSR, SSG, App Router, API integration, state management, internationalization, performance optimization, Core Web Vitals, lazy loading, code splitting, and reusable component/design systems.
Backend experience includes Node.js, Express.js, REST APIs, PostgreSQL, MySQL, MongoDB, and DynamoDB. Experienced with AWS Lambda, S3, CloudFront, Docker, Jenkins, GitHub Actions, CI/CD, feature flags, testing with Jest, Cypress, and Playwright, and modern development workflows using Git.
Currently working on a B2B SaaS sustainability platform in the energy sector, contributing to scalable data-driven applications and frontend architecture. Comfortable working across the full development lifecycle, from requirements and architecture to development, testing, deployment, and production support.
Experience
Professional experience5 - 10 years
Freelancer since2020
Languages
EnglishFluent
Project history
Developed 3 responsive micro-frontends for customer-facing applications supporting 20,000+ users and accelerating feature deployment by 35%. Contributed to scalable microservices architecture using REST and GraphQL APIs with event-driven patterns. Developed an AI-powered enterprise SaaS platform with analytics dashboards for carbon tracking, sustainability reporting, and environmental insights. Built CI/CD pipelines with Docker, Jenkins, and AWS, reducing manual release effort by 80%. Architected and implemented end-to-end features across frontend and backend, conducted code reviews, and mentored engineers.
Contributed to POS software by building React interfaces and Node.js services for payment gateways, billing workflows, and multi-store management. Developed the Food Bazaar e-commerce application using Next.js with responsive product pages, shopping cart features, and checkout experience. Optimized data fetching using Redux Toolkit Query, reducing page load time by 50%. Enhanced application performance and scalability by optimizing PostgreSQL queries and reducing database latency.
Developed scalable web applications across multiple industries using the MERN stack, focusing on browser performance and responsive UI design. Improved performance in a real-time healthcare system by implementing optimized algorithms, increasing processing speed by 40%. Implemented authentication and web security best practices using OAuth 2.0, JWT, secure API design, and protection against XSS and CSRF attacks.