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nansmatty/README.md

Hi, I'm Narayan Maity

Full-Stack Engineer from India. I build backend-heavy applications with a focus on serverless systems on AWS and AI/RAG pipelines.


What I Build

Scalable backend systems and full-stack web applications — with a growing focus on serverless architectures, AWS infrastructure, and AI-powered retrieval pipelines. I care about clean APIs, solid system design, and building things that hold up in production.


Current Focus

  • Learning Python and strengthening core backend engineering skills
  • Building AI/RAG systems and serverless projects on AWS
  • Working toward FastAPI and LLM-integrated services after building stronger fundamentals

Featured Projects

ContextSpace — Multi-tenant serverless RAG platform
AWS Lambda SQS Aurora PostgreSQL + pgvector Amazon Bedrock MongoDB JWT
Implements metadata filtering, retrieval isolation, document status tracking, and RAG reliability patterns across isolated tenants.

Serverless Auction Platform — Event-driven auction system
AWS CDK Lambda API Gateway DynamoDB EventBridge SQS SES CloudWatch
Covers authentication, full bidding lifecycle, async notifications, and automated auction closing.


Tech Stack

Languages: JavaScript, TypeScript
Currently Learning: Python
Frontend: React.js, Next.js
Mobile: React Native (familiar — built projects with it)
Backend: Node.js, Express.js
Databases: MongoDB, PostgreSQL
Cloud & Infra: AWS (Lambda, CDK, API Gateway, DynamoDB, SQS, EventBridge, Bedrock, Aurora, S3, EC2), Docker
Tools: Git


Contact

Pinned Loading

  1. Context-Space Context-Space Public

    A team-based AI knowlegde system

    TypeScript 3

  2. CDK-Serverless-Auction-Application CDK-Serverless-Auction-Application Public

    TypeScript 1

  3. ai_rag_with_vector_db ai_rag_with_vector_db Public

    TypeScript 1

  4. serverless-auth-service-cognito serverless-auth-service-cognito Public

    JavaScript 1

  5. Music-Player-Expo-App Music-Player-Expo-App Public

    TypeScript 1

  6. React-Native-Receipe-App React-Native-Receipe-App Public

    TypeScript 1