Headline

Backend Developer | Node.js · Java Spring Boot · AWS · RabbitMQ | Building FlashAuth & Distributed Systems

About

🔧 Crafting secure, low-latency backends with Node.js, Java Spring Boot & TypeScript — JWT auth, Redis caching & zero-downtime deploys. 📚 Upskilling on DSA & System Design daily — currently targeting backend engineering roles at product-based companies and finance MNCs. 📦 Published FlashAuth SDK on npm — a plug-and-play OAuth solution for React apps deployed on AWS VPC with private subnet isolation, RabbitMQ messaging, and Docker. Install: npm i flashauthbyjagwar · Live: flashauth.connectjagwar.online 🚀 Passionate about distributed systems and event-driven architecture — let's connect if you're scaling backends or solving hard infrastructure systems

Location

Greater Bengaluru Area

AI stack

inception

langsmith

manus

mistral

Work experience

Software Engineer at Red Apple Technologies, Sep 2023 - Feb 2025 · 1 yr 6 mos, Kolkata, West Bengal, India, • Architected and maintained CI/CD pipelines using Jenkins and Docker, reducing deployment friction across multiple project releases. • Implemented Redis caching strategies that improved application response times by ~55% in high-load scenarios. • Built and integrated real-time multiplayer systems using Photon Fusion, handling concurrent state synchronization across distributed clients — directly applicable to event-driven backend architecture. • Collaborated on system design decisions involving low-latency communication, service reliability, and zero-downtime deployments. • Stack: C#, Unity, Jenkins, Docker, Redis, CI/CD

Game Developer at Red Apple Technologies, Sep 2023 - Feb 2025 · 1 yr 6 mos, Developed Unity (C#) prototypes for core gameplay loops, multiplayer features (matchmaking, inventory, leaderboards), FTUE, and UI systems using Photon Fusion and PlayFab. • Optimized performance achieving 55% latency reduction (380ms -> 170ms) via Redis, 40% faster load times, and 20-40% lower memory usage. • Collaborated in Agile environment with designers, PM, UI/UX, and QA teams to refine game feel based on playtest feedback; led a team of 4 to launch a live in-house game project. • Implemented CI/CD pipelines using Jenkins and Docker on AWS EC2; built and maintained iOS & Android builds with NUnit unit and integration testing.

Full Stack Engineer at DiGiLABS, Mar 2023 - Apr 2023 · 2 mos, Uttar Pradesh, India

Education

Bachelor's degree, Information Technology, ABS Academy of Science, Technology And Management 216

Bachelor of Computer Applications, ABS Academy of Science Technology and Management