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goel-aadhaar/README.md

πŸ‘‹ Hi, I’m Aadhaar

  • Backend Engineer @ Physics Wallah
  • Competitive Programmer | βš™οΈ System Design Enthusiast
  • IIT Guwahati | πŸ“ Delhi

⚑ What I Do

  • Build scalable backend systems & APIs
  • Design microservices & event-driven architectures
  • Optimize systems for performance, reliability, and scale

πŸ› οΈ Tech Stack


πŸš€ Featured Project

πŸ’³ Distributed Payment System (Microservices Architecture)

🧠 System Design Highlights

  • βš™οΈ Designed 7+ independent services (Auth, Payment, Ledger, Notification)
  • πŸ“‘ Implemented event-driven communication using Kafka
  • πŸ” Centralized API Gateway with JWT-based authentication
  • πŸ—„οΈ Used PostgreSQL + Redis for persistence & caching
  • 🐳 Fully containerized using Docker

πŸ“ˆ Impact

  • ⚑ Reduced request latency by ~35% using caching
  • πŸ“Š Improved scalability with async processing
  • πŸ”„ Enabled fault isolation across services

πŸ“Š GitHub Insights


🧠 Competitive Programming

LeetCode: 1778 Β  | Β  Codeforces: 1409 Β  | Β  CodeChef: 1670


πŸ† Achievements

  • πŸ₯‡ 1st Prize – PW Hackathon
  • 🧠 Solved 1000+ DSA problems
  • ⚑ Backend Developer Intern @ Physics Wallah

πŸ“¬ Connect


⭐ Focused on building high-scale backend systems and solving complex engineering problems

Pinned Loading

  1. authentication-app authentication-app Public

    Java

  2. cpp-chat-system cpp-chat-system Public

    HTML

  3. ecommerce-microservices ecommerce-microservices Public

    Java

  4. money-mule-engine money-mule-engine Public

    TypeScript 1

  5. shoe-ecommerce shoe-ecommerce Public

    TypeScript 2