# Amir Aijaz — AI Engineer

> Full-stack AI engineer with 2+ years building and shipping production AI systems end to end, from model to deployed product. Specializes in LLM applications, retrieval-augmented generation (RAG), multi-agent and voice AI systems, computer vision, and AI governance. Based in Karachi, Pakistan; available for remote work worldwide.

## About
- Name: Amir Aijaz
- Title: Co-founder & AI Engineer, Codexyo; Fractional CTO, HAYA Trading Inc. (Canada)
- Current roles: Co-founder & AI Engineer at Codexyo (AI engineering studio, remote, since June 2026); Fractional CTO (contract, part-time) at HAYA Trading Inc., Canada (since July 2026), building hayalegacy.com
- Previous: AI Engineer at Viral Tech (Norway, remote), August 2025 to June 2026; AI Engineer at TechThrone Innovations (2025); Junior AI Engineer at CodeNexo (2025)
- Education: BS Computer Science, University of Karachi (2021–2024)
- Core skills: LLMs, RAG, LangChain/LangGraph, multi-agent systems, Model Context Protocol (MCP), Vapi voice agents, PyTorch, Hugging Face, YOLOv8, computer vision, FastAPI, React/Next.js, PostgreSQL, Redis, Docker, AWS, multi-tenant architecture, test-driven development
- Contact: amirejaz790@gmail.com

## Selected work
- Vigil - open-source AI governance and LLM observability platform: model registry with risk classification, audit logging, automated PII and toxicity detection, cost tracking across 250+ models, and one-click NIST AI RMF compliance reports. Built with FastAPI, React, PostgreSQL, Redis, Docker.
- aigovkit - published Python SDK for AI governance and LLM observability (PyPI).
- governance-bench-v1 - 200-case benchmark dataset for evaluating AI governance scanners (Hugging Face, CC-BY-4.0).
- AI Voice Lead-Generation System - production outbound/inbound voice agent (Vapi + Deepgram + GPT-4o-mini + Cartesia), multi-tenant, TCPA-compliant, backed by 586 hermetic tests, engineered for high call volume at low per-call cost.
- Legal Mind AI - RAG assistant that answers natural-language questions over large legal PDFs with cited sources (LangChain, ChromaDB; Gemini/OpenAI/Ollama backends).
- SignVision - real-time Urdu sign-language translator using MediaPipe Holistic keypoints and a CNN-LSTM model.
- Quant Strategy Validation Engine - offline backtesting harness with no-look-ahead enforcement, realistic fee/slippage modeling, and out-of-sample validation.

## Links
- Portfolio: https://www.amiraijaz.com/
- Full profile: https://www.amiraijaz.com/llms-full.txt
- Projects: https://www.amiraijaz.com/projects.html
- GitHub: https://github.com/amiraijaz
- LinkedIn: https://www.linkedin.com/in/amiraijaz
- Codexyo: https://codexyo.com/
- HAYA Legacy: https://hayalegacy.com/
- PyPI (aigovkit): https://pypi.org/project/aigovkit/
- Hugging Face: https://huggingface.co/Vigil-ai