Pritam GhoshFull-Stack & AI Engineer
Software Engineer II @ Nykaa — SuperStore & GenAI
I help teams ship fast, reliable products across the stack — from React and Next.js frontends to Node.js and Go services, and production LLM/RAG systems on LangGraph. Five years turning ambiguous problems into software that scales.
- TypeScript
- Next.js
- Node.js
- Go
- LangGraph
- PostgreSQL
- AWS
- Years shipping production
- 5+Years shipping production
- Production AI features at Nykaa
- 3Production AI features at Nykaa
- Daily users · Easy Quizzz (2021–24)
- 500K+Daily users · Easy Quizzz (2021–24)
- Enterprise clients on Kaamwork SaaS
- 100+Enterprise clients on Kaamwork SaaS
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Next.js & React
Production frontend framework for high-traffic commerce and dashboard platforms.
- Spearheaded Nykaa's SuperStore UI revamp with modern layouts, optimized hydration, and modular code.
- Achieved 95%+ unit-test coverage on critical checkout and catalog pages using Jest and React Testing Library.
- Configured static site generation (SSG) and incremental static regeneration (ISR) to reduce TTFB to under 80ms.
Supporting Proof of Work (Tech Notes)
Selected work
Selected work
Case studies from e-commerce, SaaS, and high-traffic content platforms.
Featured case studyAI Platform Engineering
Agent Evaluation & Voice-UI Sync
Case study: Designing a voice-first agent (Gemini Live) with real-time UI screen synchronization, prompt versioning, and a unified agent evaluation framework.
AI Engineering · Voice Systems
Voice Agent Guardrails & Observability
Case study: Architecting an auditable voice agent for tele-calling with multi-layer guardrails, secure tool execution, and OTel tracing.
AI Engineering · System Design
B2B Retail GenAI Assistant
Case study: GenAI shopping assistant for a B2B retail platform—LangGraph, JSON embeddings for RAG without a vector DB, built for commerce scale.
E-Commerce Platform
Gram Bahar
Gram Bahar: E-commerce hub with customer-friendly site & admin panel for seamless product management, orders, payments, and tracking.
Experience
Where I've shipped
Five years across high-traffic commerce, SaaS, and applied AI — each role with measurable outcomes, not just responsibilities.
Software Engineer - II · Nykaa E-Retail Limited
January 2026 – Present
Bengaluru, Karnataka, India · Onsite
Shipped three production AI features: a GenAI chatbot (JSON embeddings, 40% accuracy gain, 95% test coverage), an auditable voice bot (PyCAT, LangGraph, OTel tracing, multi-layer guardrails, safe tool execution), and a voice-first orchestrator (Gemini Live) syncing screen UI via WebSockets.
Senior Full-stack Developer · Kaamwork Technologies Private Limited
October 2024 – December 2025
Bengaluru, Karnataka, India · Onsite
Improved system efficiency by ~18% by building Next.js and Nest.js applications with PostgreSQL and Prisma through optimized API endpoints.
Senior Front-end Web Developer · Services & Consulting Force SRL
February 2021 – October 2024
Rome, Italy · Remote
Reached ~99.9% uptime for 500k+ daily users via a Next.js and Hugo hybrid front-end with Node.js.
Writing & code
Deep-dives and open source
How I think about engineering — architecture write-ups, tech notes, and public code.
Stateful Agent Orchestration with LangGraph
Design deterministic, cycle-safe multi-agent systems using LangGraph state machines with explicit transition states, guardrails, and runtime validation.
Hybrid Retrieval and Cross-Encoder Reranking for RAG
How to combine BM25 keyword search with dense vector embeddings and cross-encoder reranking for reliable production RAG systems.
Type-Safe LLM Outputs with Zod and JSON Schema
Bypass fragile prompt engineering with runtime-checked, schema-constrained LLM outputs in production TypeScript pipelines.
Tools
Browser utilities
Small tools I built for everyday tasks. Everything runs client-side.
FAQ
Frequently asked
Quick answers for recruiters, founders, and anyone evaluating a collaboration.
What is your current role?
I'm a Software Engineer II at Nykaa in Bangalore, working on B2B commerce engineering and Generative AI—including a production LangGraph chatbot (JSON embeddings), an auditable voice bot with guardrails and OpenTelemetry tracing, and a unified agent evaluation platform.
What do you build?
Full-stack web applications and AI/LLM products end to end—React/Next.js frontends, Node.js/Nest.js backends, RAG systems, and voice-first agents with dynamic UI screen sync—with performance, observability, and safety built-in.
What roles are you looking for?
Senior full-stack or AI engineering roles on product and platform teams where ownership, scale, and engineering craft matter. I'm based in Bangalore and open to remote, hybrid, or relocation. The fastest way to reach me is the contact page, email, or WhatsApp.
What technologies do you specialize in?
TypeScript, Next.js, React, Node.js/Nest.js, Go, Generative AI / LLM / RAG with LangGraph, PostgreSQL, REST APIs and microservices, Docker, Kubernetes, and AWS — with a strong focus on system design, testing, and web performance.
Hiring, or building something ambitious?
I'm open to senior full-stack and AI engineering roles and high-ownership product work. Tell me what you're building — I usually reply within a day.