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nayan-kunwar/README.md

Hi πŸ‘‹, I'm Nayan Kunwar

Backend Engineer | Node.js | TypeScript | Distributed Systems | AI

Typing SVG

πŸ‘¨β€πŸ’» About Me

Backend Engineer with 2+ years of experience building scalable backend systems, REST APIs, event-driven architectures, and AI-powered services.

I enjoy understanding systems deeply, solving backend engineering problems, and continuously learning new technologies.

  • πŸ’» Backend Engineer with 2+ years of experience
  • βš™οΈ Building scalable backend services and REST APIs
  • 🧩 Interested in distributed systems and system design
  • πŸ”„ Working with event-driven architectures and asynchronous processing
  • πŸ—„οΈ Experienced with PostgreSQL, MongoDB, Redis, and vector databases
  • πŸ’³ Experience with payment integrations and webhooks
  • πŸ€– Building AI-powered backend services and LLM applications
  • 🧠 Exploring RAG and Agentic AI systems
  • πŸ”— Exploring LangChain and LangGraph
  • 🐳 Comfortable with Docker, CI/CD, Linux, and AWS

πŸ› οΈ Tech Stack

πŸ‘¨β€πŸ’» Languages

βš™οΈ Backend

🎨 Frontend

React Β· Next.js Β· Redux Toolkit

πŸ—„οΈ Databases

🌐 Distributed Systems & Messaging

Apache Kafka Β· BullMQ Β· Background Workers Β· Event-Driven Architecture

πŸ€– AI / LLM

OpenAI Β Β  Google Gemini Β Β  LangChain Β Β  LangGraph Β Β  Qdrant

OpenAI Β· Google Gemini Β· LangChain Β· LangGraph Β· RAG Β· Vector Databases Β· Agentic AI

☁️ Cloud & DevOps

Docker Β· GitHub Actions Β· CI/CD Β· AWS Β· AWS S3 Β· AWS SES Β· Nginx Β· Linux Β· Git

πŸ’³ Payments

Stripe Β· Stripe Connect Β· Razorpay Β· Webhooks


🎯 Current Focus

Backend Engineering
        ↓
System Design
        ↓
Distributed Systems
        ↓
Event-Driven Architecture
        ↓
RAG & LLM Applications
        ↓
Agentic AI
  • πŸ—οΈ Backend Engineering
  • πŸ“ System Design
  • 🌐 Distributed Systems
  • ⚑ Scalable & Event-Driven Architectures
  • 🧠 Retrieval-Augmented Generation (RAG)
  • πŸ€– Agentic AI
  • πŸ”— LLM Applications

πŸ“š What I'm Learning

I'm continuously improving my understanding of:

  • Scalable backend architecture
  • Distributed systems
  • System design
  • Event-driven systems
  • AI/LLM architectures
  • Agentic workflows
  • RAG systems
  • Vector databases
  • Backend performance and optimization

🀝 Connect With Me

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  1. smriti smriti Public

    Smriti is an AI memory service: store memories, embed & rank them, consolidate duplicates, summarize history, and serve RAG context. Postgres + pgvector, Redis, Kafka, NestJS.

    TypeScript 1

  2. PayOnce PayOnce Public

    Mini payment API demonstrating layered architecture, idempotent charges, request fingerprinting, and durable payment storage. Bun + Express + PostgreSQL + Redis.

    TypeScript 1

  3. vishwakarma vishwakarma Public

    Vishwakarma is an AI-powered coding agent that helps developers analyze, modify, create, and manage codebases through natural language commands.

    TypeScript

  4. saga-flow saga-flow Public

    TypeScript 1

  5. llm-gateway llm-gateway Public

    OpenRouter-style LLM gateway monorepo

    TypeScript

  6. leaderboard-system leaderboard-system Public

    TypeScript