Kamal Nayan — Full Stack & AI Engineer

Building production systems that handle real scale.
Currently @ Manufac · Open to high-impact remote roles

What I ship

🏦 Fintech platform	KYC onboarding, card lifecycle, payment flows — 15K+ users, role-based access across multiple apps
🤖 RAG support assistant	Vector search pipeline that cut repetitive support load by 40% in production
⚡ Performance work	Redis caching + query optimization → 35% faster API response times under growing traffic
📝 AI form builder	NLP → production form in one prompt · 70% less manual config · shipped at ReallyBrief

Pinned: things worth looking at

PeerSkill · github
P2P marketplace where students teach & monetize skills. UPI escrow payments, college email verification, in-app video sessions, dual-rating system. Full booking-to-payout loop, built solo.
Next.js NestJS PostgreSQL Redis

Multi-Role RBAC Platform · github
Role-based access control with secure auth, permission management, admin dashboard, email verification, account recovery. Clean architecture, production-ready patterns.
React Node.js MongoDB JWT

Stack

Languages     TypeScript · JavaScript · Python · SQL
Backend       NestJS · Node.js · Express · GraphQL · REST
Frontend      Next.js · React · Tailwind CSS
Data          PostgreSQL · MongoDB · Redis · Prisma ORM
AI/ML         LangChain · RAG · pgvector · OpenAI API
Infra         AWS (EC2 · ECS · RDS) · Docker · Kubernetes · GitHub Actions

Numbers

• 🏆 LeetCode 1600+ rating · top 1,500 / 25K+ globally in Biweekly Contest 129 · 850+ problems solved
• 📦 Shipped payment + KYC infra serving 15K+ users in production
• 📉 40% support load reduction via RAG pipeline · 35% API speedup via caching

Experience

Full Stack Engineer · Maxtron AI · Jan 2025 – Present
AI-first product company — owning backend, infra, and AI integrations across fintech and real estate platforms end to end.

Full Stack Engineer Intern · ReallyBrief · Aug–Nov 2024
SaaS form builder with AI generation engine, subscription billing, and webhook security.

Full Stack Developer Intern · RevoltronX · Mar–Aug 2024
News publishing platform — real-time content workflows, multi-role access, 45% faster page loads.

Education

B.Tech Computer Science · Punjab Technical University · May 2025

📫 skn8454@gmail.com · LinkedIn · Portfolio · LeetCode