PRITAM GHOSH
Software Engineer II | Nykaa
Email: contact.meghoshpritam@gmail.com | Phone: +91 894 288 9867 | Location: Bangalore, India
Website: https://mepritam.dev | LinkedIn: https://linkedin.com/in/meghoshpritam
SUMMARY
Senior Full-Stack Engineer with 5+ years building commerce and SaaS applications using React, Next.js, Node.js, and NestJS. Specialises in applied AI: production RAG and voice agents with Python/FastAPI, evaluation, and tracing. Experience includes database optimization, Kubernetes deployments, and mentoring 2 engineers.
WORK EXPERIENCE
SOFTWARE ENGINEER II
Nykaa E-Retail Limited | January 2026 - August 2026 | Bengaluru, Karnataka, India (Onsite)
Core Tech: TypeScript, Python, FastAPI, LangGraph, LangChain, Gemini Live, Voice AI, ETL, Next.js, React, Go, Redis, PostgreSQL, DynamoDB, OpenTelemetry, WebSockets, Hybrid Web/Android, Docker, Kubernetes, Jest / Vitest
• Shipped 3 production AI chat/voice services with Python, FastAPI, and LangChain, resolving 75% of customer support issues and reducing support team headcount by 60%.
• Delivered React/Next.js offers, coupons, feature flags, and A/B testing for commerce releases on a B2B platform serving 500K retailers.
• Built a Go diagnostics dashboard across DynamoDB, MySQL, PostgreSQL, and Redis; cut lookup time from 3-10 minutes to an estimated 30 seconds and hotfix deployments by 40%.
• Owned RAG retail assistant production rollout; cut manual user-action time from 3 minutes to 30 seconds, with latency under 5 seconds.
• Designed LangGraph retrieval/tool-calling states with JSON-stored embeddings, caching, and recovery paths for a bounded catalogue without a vector database; synchronised Gemini Live cart/checkout state across Next.js/Android via WebSockets.
• Automated approximately 300 agent test cases with simulated profiles and LLM-judge scoring (intent, relevance, fluency, safety); added Git-backed prompt rollback, Zod/JSON Schema input validation, isolated backend actions, OpenTelemetry tracing, and structured audit logs.
SENIOR FULL STACK DEVELOPER
Kaamwork Technologies Private Limited | October 2024 - December 2025 | Bengaluru, Karnataka, India (Onsite)
Core Tech: Node.js, NestJS, TypeScript, Next.js, React, Zustand, TypeORM, Prisma, PostgreSQL, Redis, Chart.js, Docker, Jenkins, Kubernetes
• Engineered horizontally scalable payroll microservice APIs with Node.js/NestJS, TypeORM, and Redis for a SaaS platform serving approximately 300 companies.
• Partnered cross-functionally with HR/accounting to clarify requirements; collaborated within a team of approximately 4 engineers to deliver Node.js/NestJS payment, invoicing, and dashboard APIs with PostgreSQL/Prisma for 100+ clients.
• Deployed Node.js/NestJS services with Jenkins/Docker CI/CD and Kubernetes blue-green releases; restructured the repository, shortening deployment cycles by roughly 30% and build times by about 25%.
FULL STACK DEVELOPER
Services & Consulting Force SRL | February 2021 - October 2024 | Rome, Italy (Remote)
Core Tech: Next.js, React, Hugo, Node.js, Express.js, Python, OCR / PDF Processing, PostgreSQL, Redis, MongoDB, GCP, Docker, CI/CD, SEO & Web Performance
• Architected static Hugo pages and interactive Next.js/Node.js quizzes for 500K+ DAU on load-balanced stateless servers; tuned PostgreSQL indexes and Redis caching for an estimated 25% lower API response time.
• Built Python OCR/PDF text extraction for editorial applications using Google APIs, GCP service accounts, and access controls.
• Led React/Next.js front-end development, improving server-side rendering and Core Web Vitals to increase organic traffic by around 30%; mentored 2 engineers through pair programming and design discussions.
FREELANCER FULL-STACK DEVELOPER
Fiverr | January 2021 - June 2021 | Remote (Remote)
Core Tech: React, Node.js, Express.js, MongoDB, REST APIs
• Delivered 15+ production full-stack web applications with React, Node.js, and MongoDB, maintaining 100% five-star client ratings.
• Optimized API response times by ~20% across client platforms through schema indexing and pragmatic REST architecture.
CORE SKILLS
Top Skills: TypeScript, JavaScript, Next.js, React, Node.js, NestJS, Express.js, Python, FastAPI, Go, LangGraph, LangChain, ETL Pipelines, PostgreSQL, Redis, Docker, Kubernetes, AWS
Other Technologies: REST APIs & WebSockets, SQL Indexing & Query Tuning, Gemini Live & Pipecat (Voice AI), Retrieval-Augmented Generation (RAG), Agent Evaluation & Guardrails, DynamoDB & MySQL, MongoDB & Mongoose, GraphQL, Prisma & TypeORM, Zustand & Redux, Tailwind CSS, Hugo, Nginx, Progressive Web Apps (PWA), IndexedDB, OpenTelemetry Tracing, Structured Audit Logs, Jenkins & CI/CD, Blue-Green Deployments, Vitest & Jest, Zod & JSON Schema, Android WebView (Hybrid), OCR & PDF Extraction, Microservices Architecture, Technical SEO & Web Performance
EDUCATION
Master of Science (M.Sc.) in Computer Science
West Bengal State University | Jul 2020 - May 2022 | West Bengal, India
Bachelor of Science (B.Sc.) in Computer Science
University of Kalyani | Jun 2017 - Jul 2020 | West Bengal, India
LICENSES & CERTIFICATIONS
• Programming Fundamentals in Kotlin - Meta (Feb 2026)
• Architecting Solutions on AWS - Amazon Web Services (May 2026)
• AWS Fundamentals Specialization - Amazon Web Services (AWS) (May 2026)
• Agentic AI with LangChain and LangGraph - IBM (May 2026)
• Python for Data Science, AI & Development - IBM (Dec 2025)
• Migrating to the AWS Cloud - Amazon Web Services (Jul 2025)
• Introduction to Software Engineering - IBM (Jul 2025)
• AWS Cloud Technical Essentials - Amazon Web Services (AWS) (Jul 2025)
• DevOps, Cloud, and Agile Foundations Specialization - IBM (Jun 2025)
• Kubernetes: Microservices - LinkedIn (Jun 2025)
• Docker Foundations Professional Certificate - Docker, Inc (May 2025)
• Learning Kubernetes - LinkedIn (May 2025)
• Programming with Google Go Specialization - University of California, Irvine Division of Continuing Education | Coursera (Sep 2024)
• Meta Front-End Developer Specialization - Meta (Jun 2024)
• Getting Started with Git and GitHub - IBM (Jun 2025)
• Hands-on Introduction to Linux Commands and Shell Scripting - IBM (Jun 2025)
• Introduction to Agile Development and Scrum - IBM (Jun 2025)
• Introduction to Cloud Computing - IBM (Jun 2025)
• Introduction to DevOps - IBM (Jun 2025)
• Kubernetes: Cloud Native Ecosystem - LinkedIn (Jun 2025)
• Kubernetes: Essential Tools - LinkedIn (May 2025)
• Kubernetes: Your First Project - LinkedIn (May 2025)
• Docker: Your First Project - LinkedIn (Feb 2025)
• Learning Docker - LinkedIn (Feb 2025)
• Learning Docker Compose - LinkedIn (Feb 2025)
• Concurrency in Go - University of California, Irvine Division of Continuing Education | Coursera (Sep 2024)
• Functions, Methods, and Interfaces in Go - University of California, Irvine Division of Continuing Education | Coursera (Sep 2024)
• Getting Started with Go - University of California, Irvine Division of Continuing Education | Coursera (Sep 2024)
• Java Programming: Solving Problems with Software (with Honors) - Duke University (Jul 2024)
• Advanced React - Meta (Jun 2024)
• Coding Interview Preparation - Meta (Jun 2024)
• HTML and CSS in depth - Meta (Jun 2024)
• Programming Foundations with JavaScript, HTML and CSS (with Honors) - Duke University (Jun 2024)
• Principles of UX/UI Design - Meta (May 2024)
• React Basics - Meta (May 2024)
• Solving Problems with Creative and Critical Thinking - IBM (May 2024)
• TypeScript Essential Training - LinkedIn (May 2024)
• Introduction to Front-End Development - Meta (Apr 2024)
• Introduction to Mobile Development - Meta (Apr 2024)
• Programming with JavaScript - Meta (Apr 2024)
• Version Control - Meta (Apr 2024)
• Become a Software Developer - LinkedIn (Aug 2022)
• JavaScript (Basic) - HackerRank (Aug 2022)
• JavaScript (Intermediate) - HackerRank (Aug 2022)
• JavaScript Essential Training - LinkedIn (Aug 2022)
• Learning SQL Programming - LinkedIn (Aug 2022)
• Programming Foundations: Web Security - LinkedIn (Aug 2022)
• React (Basic) - HackerRank (Aug 2022)
• Front-end Libraries - freeCodeCamp (Jan 2021)
• Master MongoDB, the NOSQL leader with Clarity and Confidence - Udemy (Oct 2020)
• Bootstrap 4 Responsive Web Development - Udemy (Sep 2020)
• JavaScript ES+ - Udemy (Sep 2020)
• Learn Bootstrap 4 Responsive Web Development - Udemy (Sep 2020)
• ReactJS Training - Udemy (Sep 2020)
• The SQL Workshop - Packt (Sep 2020 to Sep 2022)
• Foundation Javascript & Object Oriented JS - Udemy (Aug 2020)
• Master MERN Stack by Building Complete Blog Project - Udemy (Aug 2020)
• C++ Programming Step By Step From Beginner To Ultimate Level - Udemy (Jun 2020)
• SQL Masterclass, SQL for Data Analytics - Udemy (Jun 2020)
• Introduction to Databases and SQL Querying - Udemy (May 2020)
• Linux Command Line Basics - Udemy (May 2020)
• The Python Workshop - Packt (Jan 2021 to Jan 2023)
• The Complete Front-End Web Development Course - Udemy (Jun 2020)