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themechbro/README.md

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$ whoami

name:         Adrin T Paul
role:         Full Stack / Backend Engineer
employer:     CSIR Innovation Protection Unit — New Delhi
location:     Greater Delhi Area, India
contact:      [email protected]
portfolio:    adrin-t-paul.vercel.app

🌍 Open Source — Where the Real Work Happens

Shipping fixes and features into codebases used by millions of developers.

Organization Repository Contribution Status
Google grpc/grpc-java Race condition fix in core RPC layer ✅ Merged
Microsoft microsoft/PromptKit Active contributor 🟢 Active
Microsoft microsoft/fluentui Active contributor 🟢 Active

🚀 Currently Shipping

LinkedUp

Production-grade full-stack social platform.

  • Spring Boot microservices + Node.js API gateway
  • HLS video streaming with FFmpeg sprite thumbnails
  • Redis Lua token bucket rate limiting
  • PostgreSQL full-text search with GIN indexes
  • Socket.IO real-time notifications + presence

Prompt Builder

AI prompt engineering studio → transitioning to product.

  • pgvector semantic search + Gemini embeddings
  • Prompt chaining with {{previous_output}} injection
  • Community Hub with pack discovery + use tracking
  • BYOK — keys never persisted, cleared on tab close
  • Live sandbox: GPT-4o Mini · Claude Haiku · Gemini Flash

system-design-java

Production-grade system design in Java 21.

  • Token Bucket + Sliding Window rate limiters
  • Consistent Hashing — MD5 + 150 virtual nodes
  • Next: LRU Cache · Task Queue · Pub/Sub

API Gateway

Standalone gateway with enterprise-grade patterns.

  • JWT auth + Redis Lua rate limiting
  • 3-state circuit breaker implementation
  • Dynamic route management
  • Supabase request logging + dashboard

🛠 Tech Stack

Languages

Languages

Frontend

Frontend

Backend

Backend

Databases & Infrastructure

Infra

DevOps & Tools

Tools

📊 GitHub Stats

 

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Activity Graph

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  1. grpc/grpc-java grpc/grpc-java Public

    The Java gRPC implementation. HTTP/2 based RPC

    Java 12k 4k

  2. microsoft/fluentui-contrib microsoft/fluentui-contrib Public

    Monorepo for contributor extension packages to Fluent UI

    TypeScript 53 60

  3. microsoft/PromptKit microsoft/PromptKit Public

    Agentic prompts are the most important code you're not engineering. PromptKit fixes that — composable, version-controlled prompt components (personas, protocols, formats, templates) that snap toget…

    JavaScript 60 12

  4. linkedup linkedup Public

    This is the Client for Linkedup (Clone of Linkedin).

    JavaScript

  5. linkedup-backend linkedup-backend Public

    Express Server for Linkedup

    JavaScript

  6. linkedup_microservice linkedup_microservice Public

    Java