Built a platform with secure sandboxed code execution for real-time coding challenges.

• ▸Cut page latency by 30% by moving hot paths to Next.js server-side rendering and adding a caching layer for challenge data.
• ▸Built a library of reusable UI modules for the challenge workspace, which cut UI bug reports in half.
• ▸Hardened authentication with NextAuth and JWT session handling to secure sandboxed code-execution sessions.

Developed a real-time GPS tracking system using MapmyIndia APIs.

• ▸Sped up backend responses by 40% by optimizing MongoDB queries behind the live GPS tracking pipeline.
• ▸Built cross-platform incident reporting flows so fleet operators could flag and resolve on-road issues in real time.