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dk3yyyy/README.md

Joshua Nwachinemere, AI Engineer

AI Engineer building reliable RAG, multimodal, and voice systems in Python.

Portfolio · LinkedIn · Email

What I build

I build the retrieval, context, provider-integration, evaluation, and backend reliability layers that turn model capability into useful systems.

  • Applied AI: grounded retrieval, multimodal inputs, voice workflows, structured outputs, and measurable evaluations
  • Reliable services: async Python, FastAPI, retries, caching, webhooks, and idempotent workflows
  • Product systems: privacy-aware desktop apps, provider routing, explicit control boundaries, and automated verification

Featured work

A macOS AI interview and coding copilot with screen and voice context, provider routing, secure native components, and best-effort capture exclusion.

Product · Source

Local-first RAG with adaptable CSV mapping, recoverable indexes, validated citations, and a measured semantic-vs-BM25 evaluation.

Source · Architecture · Results

Leakage-resistant temporal ML evaluation with calibrated models, frozen holdouts, and honest bookmaker comparison.

Source and evaluation

Open-source work

Eight merged upstream contributions, selected for relevance to agent reliability, evaluation, tracing, and framework compatibility:

View four additional merged contributions

Tools

Primary: Python, FastAPI, asyncio, Ollama, Chroma, scikit-learn, XGBoost
Product and delivery: Electron, Swift, React, Docker, GitHub Actions, Playwright, n8n, Azure AI Foundry

Current

Building VolyxAI and independently developing Volyx Lens. Open to AI Engineer and ML Engineer opportunities.

josh0victor@outlook.com

Pinned Loading

  1. volyx-lens volyx-lens Public

    Privacy-oriented macOS AI assistant for screen, voice, meeting, and coding workflows, built with Electron and native Swift components.

    JavaScript 4 1

  2. football_predictor football_predictor Public

    Evaluation-focused football ML pipeline with automated data collection, XGBoost and Poisson models, FastAPI, and Streamlit.

    Python 5

  3. sol-eth-wallet-analyzer sol-eth-wallet-analyzer Public

    Read-only Solana and Ethereum wallet analytics with FastAPI, React, Telegram, and tested asynchronous data integrations.

    Python 4

  4. telegram-social-video-downloader telegram-social-video-downloader Public

    Secure self-hosted n8n and FastAPI workflow for downloading supported social videos to Telegram.

    Python 3

  5. Noughtline Noughtline Public

    Real-time, server-authoritative Tic-Tac-Toe with private rooms, AI practice, progression, and a persistent economy.

    JavaScript 3

  6. password-generator password-generator Public

    A secure, feature-rich password generator with CLI and beautiful web UI

    Python 4