constcoder={name:'Sivasankar',skills:['React', 'NodeJS', 'ExpressJS', 'Tanstack Query', 'Javascript', 'MongoDB', 'Tailwind CSS'],hardWorker:true,quickLearner:true,problemSolver:true,hireable:function() {return(this.hardWorker&&this.problemSolver&&this.skills.length>=5);};};Introduction
Overview.
I'm a Fullstack developer with a passion for building complete, product-focused applications. I have practical experience developing full-stack solutions from concept to deployment, working across technologies like React, Node.js, and Javascript, as well as various databases including MongoDB and MySQL.
I enjoy tackling complex challenges, integrating AI APIs like Gemini, and implementing secure payment systems with Stripe. I'm focused on writing clean, high-performance code to turn complex problems into simple and intuitive user experiences
Software Developer
Fullstack Developer
Frontend Developer
Backend Developer
Experience
Loading animation...
Trackpi Pvt Ltd
Winter Intern: Full Stack Developer
December 2025 - March 2026
As a full-stack intern, I built and optimized responsive UIs with React and Tailwind, developed 10+ secure Node.js APIs with JWT and role-based access, and designed mongodb schemas. I collaborated daily in an Agile team of 4, using Git for version control and code reviews.
Smart Swift Innovations
Summer Intern: Frontend Developer
June 2025 - September 2025
Built a React-based request and approval management system with real-time updates, improving workflow efficiency and reducing processing time by 25%. Developed reusable UI components, integrated secure REST APIs, and collaborated with backend teams in an Agile environment.
What I Do
Skills & Technologies
⚛️
React
▲
Next.js
🔷
TypeScript
🟨
JavaScript
🌐
HTML5
🎨
CSS3
💨
Tailwind CSS
📡
React Query
💎
Redux
🟢
Node.js
🚀
Express.js
🎯
JAVA
🍃
MongoDB
🐘
PostgreSQL
🐬
MySQL
◮
Prisma
🔥
Firebase
📚
Git
🐳
Docker
💻
VS Code
🎨
Figma
📮
Postman
Always learning new technologies🚀
My work
Projects.
E-Commerce-Store
An advanced full-stack E-Commerce application built using Node.js, Express, MongoDB, Redis, and React. It includes secure JWT authentication with access/refresh tokens, a complete shopping workflow (cart, checkout, coupons), Stripe payment integration, and a powerful admin dashboard for managing products, orders, and analytics. Redis caching is used for performance optimization, while Cloudinary handles media storage. The system incorporates rate limiting, input validation, and sanitization for enhanced security and reliability.
#react
#nodejs
#mongodb
#tailwind
#stripe
#cloudinary
Syncly
A modern real-time collaboration platform combining team chat and video conferencing into a unified workspace. Built with React and Node.js, it integrates Stream Chat and Video SDKs for messaging, presence indicators, and secure video meetings with token-based room access. Authentication is handled with Clerk, while TanStack Query optimizes server-state management and caching. The application includes lazy-loaded routes, global Axios interceptors for token handling, and production-grade monitoring with Sentry for real-time error tracking.
#react
#tailwind
#mongodb
#expressjs
#tanstack
#sentry
#inngest
#Clerk
Lingofy
A full-stack real-time language exchange platform built with the MERN stack. It features instant messaging and video communication powered by Stream Chat and Video APIs, including typing indicators, reactions, and 1-on-1/group calls with screen sharing and recording. The system implements secure JWT authentication with protected routes, Zustand for global state management, and TanStack Query for efficient server data synchronization. Designed with scalable architecture, customizable multi-theme UI, and robust frontend/backend error handling for a smooth user experience.
#react
#nodejs
#mongodb
#zustand
#tailwind
#stream
#TanStack Query