Architected 20+ production-grade REST APIs with Django REST Framework and launched Next.js analytics dashboards leveraging SSR and dynamic imports; improved initial page load by 30% across 4 applications. Implemented RBAC across 100+ API endpoints with JWT middleware, and frontend route guards for secure access. Built a cloud-based coding sandbox on AWS ECS Fargate with S3 persistence and Celery-based async queuing; integrated a lazy-loaded Monaco editor for real-time sessions. Reduced AWS infrastructure costs by 25% through EC2/RDS right-sizing and query optimizations, maintaining 99.9% uptime with Dockerized microservices and proactive CloudWatch alerts.

Software Engineer at Crio.Do

October 1, 2023 - January 31, 2025

Delivered full-stack features using React.js, Node.js/Express.js, and Django REST Framework for 5,000+ users; implemented paginated and filtered RESTful APIs with token-based authentication, increasing user retention and placement outcomes. Optimized the frontend with code splitting, React.lazy, and memoization; enhanced AI mock interview frontend with skeleton loaders and progressive rendering, improving perceived response time. Built an event-driven backend for real-time retention insights and a virtualized React dashboard for smooth 60fps scrolling for 1,000+ users.

Software Analyst Intern at Rxefy

April 1, 2023 - September 30, 2023

Contributed full-stack features for a health-tech platform serving 5,000+ daily active users; optimized backend throughput by rewriting ORM queries, adding indexes, and eliminating redundant joins; reduced frontend network overhead by lazy-loaded charts and debounced API calls.