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Achievement: Pair ExtraordinaireAchievement: YOLOAchievement: QuickdrawAchievement: Pull Shark

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shubhamc1947/README.md

Hi, I'm Shubham 👋

Backend Engineer | Scalable Systems in Go, Node & AWS | MCP servers & AI agents

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🚀 Professional Summary

Backend engineer with 2+ years building and running production systems on Go, Node.js, and AWS. I've built payments and booking infrastructure that handles ~600k bookings a month and load-tests past 1M requests a day at 99.9% uptime. Lately I build MCP servers and AI agents, and I ship daily with agentic coding (Claude and Codex).

🔨 Featured Projects

Project What it is
Tokensmith MCP server with a from-scratch OAuth 2.1 authorization server: dynamic client registration (RFC 7591), PKCE S256, audience-bound JWTs. Connect Claude to it end to end.
safemap Thread-safe sharded key-value store in Go: per-bucket RWMutexes, TTL, rate limiting, atomic metrics.
balancerx Load balancer in Go with four routing strategies, active health checks, and a real-time dashboard.
mock-excalidraw Collaborative whiteboard with turn-based edit locks, version history, and role-based sharing. Next.js 16 + MongoDB, 125 tests. (live)
ProspectIQ Paste a company URL and get an AI-generated B2B sales-fit report with ICP scoring.

🛠 Tech Stack

I focus on using the right tool for the job. Here are the technologies I work with professionally:

Category Technologies
Languages Go NodeJS Python TypeScript
Frontend React NextJS Tailwind
Backend & DB Postgres MySQL DynamoDB Redis MongoDB
Cloud & DevOps AWS Docker Git Linux

✍️ Technical Writing

I write about backend systems, databases, and web performance.

🔗 Coding Profiles

My Contributions


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  1. Colla8-Code Colla8-Code Public

    Real-time collaborative code editor with multi-language support, built with Socket.IO.

    JavaScript 2 1

  2. safemap safemap Public

    Thread-safe Go map using sharding (lock striping) to reduce mutex contention under concurrent load

    Go 1

  3. balancerx balancerx Public

    A lightweight, dynamic, and customizable Load Balancer built in Go (Golang) with multiple routing strategies, active health checks, real-time dashboard, and live backend management.

    Go

  4. mock-excalidraw mock-excalidraw Public

    Collaborative whiteboard built on Excalidraw - folders, role-based sharing, turn-based edit locks, version history, comments, trash with auto-purge. Next.js 16, MongoDB, Auth.js, 125 tests.

    TypeScript

  5. ProspectIQ ProspectIQ Public

    Know if they're a fit before you reach out

    TypeScript

  6. Tokensmith Tokensmith Public

    MCP server with a from-scratch OAuth 2.1 authorization server (DCR, PKCE, audience-bound JWTs) inside a Next.js todo app - connect Claude to it end to end

    TypeScript