Building scalable
backend systems &
AI integrations.
I'm Kushal Kumar, a Full Stack Engineer with 2.5+ years of experience. I specialize in Node.js, AWS Serverless, and LangChain to build resilient production architectures that solve real enterprise problems.
Technical Arsenal
Languages & Runtime
Frontend
Backend & APIs
AI / Agents
Databases
Cloud DevOps
Work Experience
Full Stack Engineer
Jan 2024 — PresentAMUS SOFT
Architected an event-driven serverless pipeline on AWS (Lambda, SQS, S3) processing 500+ documents daily, reducing manual overhead by 80%. Built an internal RAG-powered AI assistant with LangChain/Qdrant, cutting research time by 60%. Launched a scalable ticketing SaaS using Node.js/Prisma microservices.
React Developer Intern
Jun 2023 — Jul 2023iMeet Technology
Refactored 4 core frontend components for scalability and deployment readiness, improving Lighthouse performance scores by 22% and reducing bundle size by 15%.
Featured Projects
ai-software-team
10-agent autonomous software engineering runtime. Engineered persistent semantic memory using ChromaDB, reducing repeated context retrieval by 70%. Built a real-time orchestration layer using Server-Sent Events.
serverless-pms
A fully serverless backend system built using Node.js and AWS services, supporting patient CRUD operations, authentication, and advanced search.
IntervueIQ
Full-stack AI interview prep platform serving 200+ beta users. Integrated Google Gemini API to generate adaptive interview questions and real-time simulations.
threads-clone
A minimalist, fast, and responsive social media platform clone focusing on threaded discussions and clean architecture.