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Gagan921/README.md

Hey 👋 I'm Gagan Arora

AI-Focused Full Stack Engineer • Backend & Systems Builder • India 🇮🇳

Building intelligent systems, scalable backends, and AI-powered products.

🌐 Portfolio: https://portfolio-one-kohl-zvqmanit8d.vercel.app/


🚀 About Me

  • 🧠 Backend-focused Full Stack Engineer (7+ years)
  • 🤖 Currently building AI-powered products & automation tools
  • 📈 Working on: TradeJournal AI & AI-first web systems
  • 🌱 Learning deeply: Golang • Java • Distributed Systems • LLM Integrations
  • 🏗️ Strong in: System Design, APIs, Databases, Scalable Architectures
  • 🔍 Exploring: AI Agents, RAG Systems, Vector DBs, Financial/Trading AI
  • 🤝 Open to collaborating on AI + Open Source projects

🧠 2026 Focus Areas

✔ AI-first SaaS
✔ LLM Integrations (OpenAI / Claude / Agent workflows)
✔ Backend Architecture & Performance
✔ Financial & Trading Systems
✔ DevTool Automation
✔ Cloud-native deployments


🛠 Tech Stack

👨‍💻 Backend & Systems

Node.js • Express • Python • Java • Golang
MongoDB • MySQL • Redis
REST APIs • JWT Auth • Microservices
System Design • Data Structures & Algorithms

⚛ Frontend

React • TypeScript • Redux • Zustand
TailwindCSS • Vite

☁ DevOps & Infra

AWS • Docker • CI/CD
Cloud Deployments • Scalable API Design

🤖 AI & Automation

OpenAI APIs • LLM Integrations
Prompt Engineering
AI-powered workflows


📊 Current Projects

🧠 TradeJournal AI

AI-powered trading journal for performance analytics, mistake detection & strategy insights.

🎲 Workflow Engine

A full-stack workflow automation platform similar to Zapier, built with Node.js, TypeScript, React, and Postgres.


📈 2026 Goals

  • Build production-grade AI SaaS
  • Contribute to meaningful open-source AI tools
  • Transition into AI / Quant-focused engineering roles
  • Master distributed systems architecture

💬 Ask Me About

  • Backend System Design
  • API Architecture
  • AI integrations into web apps
  • Scaling Node.js applications
  • Database modeling
  • Trading tech systems

🌐 Connect With Me

LinkedInLeetCodeEmail


⚡ Personal Philosophy

Build systems that think.
Design backends that scale.
Ship fast. Learn faster.


Languages and Tools:

babel bootstrap css3 express firebase heroku html5 java javascript jest mongodb mysql nodejs oracle pug react redux sass tailwind webpack

🚀 Actively building at the intersection of AI + Backend

Pinned Loading

  1. workflow-engine workflow-engine Public

    TypeScript

  2. tradejournal-ai tradejournal-ai Public

    TypeScript

  3. faasosdotcom faasosdotcom Public

    Forked from hmntk/faasosdotcom

    Faasos as you know is a online food delivery platform. User can Login get authenticated proxily, and place order to his favourite food

    HTML

  4. portfolio portfolio Public

    TypeScript