Engineering

Open-source work, research implementations, and infrastructure projects. These are technical projects and experiments — distinct from the shipped production software. Prioritized for engineering depth, not repository count.

Open Source

Published repositories you can read, run, and reuse

  • A fully local RAG pipeline: ingestion, embeddings, a Qdrant vector store, retrieval, and answer generation with Ollama — no external API calls.

    Why it matters: an end-to-end RAG system where the data never leaves the host — the pattern behind privacy-first AI products.

    Python · Qdrant · Ollama · Embeddings · RAG GitHub
  • MicroGPT in Swift Open source

    A port of MicroGPT from Python to Swift — reimplementing a minimal GPT and its training loop as a native CLI.

    Why it matters: ML fundamentals implemented from scratch, not just called through an API.

    Swift · Transformers · CLI · ML fundamentals GitHub
  • pysandboxing Open source

    A Python module for constraining the execution of untrusted Python code, reducing the blast radius of running user-supplied scripts.

    Why it matters: safe code execution is a real systems problem in AI products that run model-generated or user-supplied code.

    Python · Sandboxing · Security GitHub
  • AirCapture Open source · GPL

    A multi-stream AirPlay receiver and recorder for macOS: implements the AirPlay protocol to monitor multiple screens at once, with adaptive grid view, MP4 recording, and PIN protection.

    Why it matters: real protocol-level systems work in Swift, shipped as a usable macOS application.

    Swift · macOS · AirPlay protocol · AVFoundation GitHub
  • H3Swift Open source · MIT

    A Swift package wrapping Uber’s H3 hexagonal hierarchical geospatial indexing library (v4.4.1), exposing a C library cleanly to Swift.

    Why it matters: native C interop and clean packaging for spatial indexing workloads.

    Swift · C interop · H3 · Geospatial GitHub

Technical Projects

Experiments and smaller tools exploring on-device AI, ML, and systems

QwenImageMac

Experiment

Running Qwen image generation locally on a Mac — exploring on-device image models on Apple Silicon.

PythonApple SiliconLocal inference
GitHub

pandas-to-tabulardata

Experiment

Translating Pandas data-exploration workflows to Swift’s TabularData for on-device analysis.

SwiftTabularDataData
GitHub

reflex-monaco

Open source

A package wrapping the Monaco editor for the Reflex Python web framework.

PythonReflexTooling
GitHub

macnetmonitor

Experiment

A small tool to see which binary holds which open port on macOS — quick local network diagnostics.

macOSCLINetworking
GitHub
All repositories on GitHub
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