Saurav Kumar

Full-Stack Developer | Aspiring SDE | GenAI

kumarsaurav1881@gmail.com +91-8235852423 LinkedIn GitHub LeetCode

Summary

Final year CSE student at IIIT Kota building production-grade distributed systems with Node.js, Redis, Socket.IO and PostgreSQL. I design real-time WebSocket architectures handling 1K+ concurrent connections and resolve concurrency issues with atomic Redis operations. Passionate about scalable backend systems, cloud-native development and networking.

Technical Skills

LanguagesJavaScript, TypeScript, Python, C++
Backend & NetworkingNode.js, Express.js, REST APIs, WebSocket / Socket.IO, Redis (Pub/Sub, atomic ops), JWT Auth
FrontendReact.js, Next.js, Redux, Tailwind CSS
DatabasesMongoDB, PostgreSQL, Firebase
DevOps & CloudDocker, Linux, Git, CI/CD basics, Vercel, Postman
CourseworkOperating Systems, DBMS, SQL, Computer Networks, Machine Learning

Work Experience

Software Development Intern · Dicotr

Aug 2025 — Nov 2025
  • Developed responsive and reusable UI components using Next.js, and Tailwind CSS, improving development speed and maintaining consistent design across the application.
  • Built dynamic pages with Next.js App Router, implementing client/server components, routing, and optimized rendering for a seamless user experience.
  • Improved application performance by optimizing component rendering, reducing unnecessary re-renders, implementing lazy loading, and following frontend best practices.
  • Collaborated with designers and backend engineers in an Agile development environment, participating in Git-based workflows, code reviews, and feature delivery across sprint cycles.

Projects

UrbanMove — Real-Time Ride Hailing Platform

GitHubLive Demo

Node.js, Express.js, Socket.IO, Redis, MongoDB, React.js, Leaflet.js

  • Redis GEOSEARCH for low-latency nearest-driver discovery
  • Redis + MongoDB distributed locking — exactly-once ride assignment
  • Socket.IO presence layer with sub-5s stale-state cleanup
  • Decoupled auth, real-time state, and location service modules

Arogyapath — Mental Wellness Platform

GitHub

React.js, Node.js, Firebase, Gemini API, WebSocket, JWT

  • Gemini API integration with custom rate-limiting and error recovery
  • Real-time WebSocket chat secured via JWT handshakes
  • Firebase-backed persistent, highly-available message storage
  • Event-driven pipeline for webhooks and onboarding tasks

Chat App — Real-Time Messaging

GitHubLive Demo

Node.js, Express.js, Socket.IO, JavaScript

  • Real-time bidirectional messaging over WebSockets
  • Node.js/Express backend with room-based delivery
  • Deployed and live on Vercel

Fashly — Fashion Discovery App

GitHubLive Demo

React.js, Vite, Tailwind CSS, JavaScript

  • React + Vite front-end with fast HMR dev experience
  • Tailwind CSS design system for a polished shopping UI
  • Deployed and live on Vercel

Education

Indian Institute of Information Technology (IIIT) Kota

B.Tech in Computer Science and Engineering

Aug 2023 — May 2027

Patna Collegiate School, Bihar

Class XII

85.6%

St. John Residential Public School, Bihar

Class X

94.6%

Achievements & Competitive Programming

  • Top 10 out of 600+ teams — IEEE Hackathon, IIIT Gwalior (built a distributed real-time system under 24 hours)
  • 700+ problems solved across Codeforces, LeetCode (1685+ rating), and CodeChef (3 star)
  • Advanced to Round 3 of Flipkart GRiD 8.0, one of India's premier engineering competitions, by excelling in the screening and online assessment rounds.