ZahirChoudhry

AI Engineer

Building ideas that balance quality & performance.

AI Engineer who owns systems end-to-end — from architecture through production — at early-stage, VC-backed AI startups. I build backend infrastructure, APIs, and AI agents operating at scale.

Zahir Choudhry

Featured Projects

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01

Chatbot-Security

LLM trust & safety testing framework: a FastAPI chatbot with a mock RAG pipeline and an automated adversarial test suite, pairing an intentionally insecure endpoint against a hardened one to validate defenses against untrusted input.

Python · FastAPI · Prompt-Injection Defense · RAG

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02

Candidate Database

Full-Stack RAG Chatbot that allows VC Firms to track strong candidates.

Python · TypeScript · PostgreSQL · Docker · FastAPI

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Latest Writing

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Dear Recruiters

My Personal Message to any recruiters that come across this page.

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My First Post! + How/Why I Built This Portfolio

How I structured this portfolio and blog using Next.js and MDX & why I made it at all.

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PythonTypeScriptJavaAgentic Workflows (LangGraph, MCP)RAG / Hybrid Semantic SearchPrompt-Injection DefenseFastAPIFlaskNext.jsReactPostgreSQLPineconeDockerAWS (EC2 + CDK) / GCP / AzureSystem DesignAI Coding Tools [Claude, Codex, Cursor]