Shivam shrivastava

Architected Node.js microservices auth system on AWS EKS with JWT & OAuth 2.0, serving 100K+ daily users across 20 enterprises. Built AI platform (Node.js, Angular, Livekit) handling 120K RPS, 99.99% SLA with WebSocket & Redis and ai for real time interaction. Led Node.js compiler microservice (Judge0/Express) on AWS EKS, processing 20K+ daily compilations with auto-scaling. Developed Angular cloud IDE with RxJS/NgRx, LLM auto-scoring & Cypress E2E. Live across 20+ tenants. Created Node.js proctoring SDK (Socket.io) & Electron app with face verification. opted by 10+ brands.

Developed a context-aware recommendation engine to deliver personalized content, reducing messaging costs by 60% and boosting user engagement by 30%. Configured Elasticsearch with multi-index search capabilities, including location-based search functionality, to efficiently handle 40,000+ user search requests per minute. Mentored 10 junior engineers via pair-programming, code-reviews, and brown-bag sessions, reducing onboarding ramp-up by 25%. Orchestrated a full-featured video conferencing panel. Created a waiting lobby, allowing evaluators to manage participant entry. Adopted by 100+ companies to streamline remote assessments and interviews.

Established a recurring payment infrastructure for interview preparation courses, supporting automated billing, user access management, and seamless content subscription flow and it is used by 50000+ users. Boosted KPIs by cutting infra cost 45% via cloud-native design and reducing costs by 35%. Engineered a chat module with P2P, group, and broadcast messaging, scaling to 100K+ users. Designed a real-time P2P collaborative IDE with concurrent editing, live cursor presence, and synchronized compilation and navigation events used by 50+ recruiters.