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tooyipjee/README.md

Jason Too

I build hardware, software, and ML products from the ground up.

I'm an Information and Computer Engineer based in Cambridge, UK. My work moves between PCB design, firmware, desktop apps, developer tools, and edge AI systems. I like projects where the hardware constraints shape the software, and where the software makes the hardware easier to inspect, debug, and use.

  • Founder of elektroThing
  • MEng from the University of Cambridge
  • Open-source hardware, local-first AI tools, desktop apps, and embedded systems

Hardware Projects

Spark Analyzer USB-C PD analyzer Tracer low-power wearable sensor board Plant-Bot solar-powered plant monitoring board

Project What it is Links
Spark Analyzer Open-source USB-C PD analyzer and programmable power supply built on ESP32-C3. It can set custom voltages, monitor current draw over WiFi/BLE, and help debug USB-C power behavior without guessing. Site · GitHub
Tracer Ultra-low-power IMU tracker for wearables and motion sensing. Designed around long battery life, compact hardware, and TinyML-ready firmware. Site · GitHub
Plant-Bot Solar-powered plant monitoring and automated watering system with capacitive soil sensing, environmental monitoring, WiFi alerts, and a pump driver. Site · GitHub
FLORA Solar ESP32 garden weather station with LoRa, soil moisture sensing, temperature/humidity monitoring, and long-range reporting for remote gardens. Site
DS-Pi RP2040 audio DSP board with an audio codec, headphone amp, and prototyping-friendly I/O for effects and signal-processing experiments. Site · GitHub

Software & AI Projects

codekeep terminal roguelike deckbuilder ollamacode local AI coding CLI afkode terminal overlay

Project What it is Links
codekeep Terminal roguelike deckbuilder built with Ink/React. It reads local git history and turns development activity into game state. Site · GitHub
ollamacode Offline AI coding CLI powered by Ollama. It can work with files and commands directly without cloud API keys. Site · GitHub
afkode Frameless terminal overlay with a global hotkey, tabs, shell configuration, and cross-platform desktop packaging. Site · GitHub
dot Menu bar desktop pet built with Tauri v2 and Rust, with local persistence, achievements, and a small canvas UI. Site · GitHub
Trinkt Social web app for sending procedurally generated art to friends, built around small private gestures rather than public metrics. Site

What Connects The Work

Area Focus
Embedded systems PCB design, firmware, power budgets, sensors, ESP32, RP2040, STM32
Product software TypeScript, React, Next.js, Electron, Tauri, CLI tools, desktop workflows
AI & ML Edge AI, TinyML, OpenCV, PyTorch, TensorFlow Lite, local model tooling
Product development Documentation, crowdfunding, small-batch hardware, usable interfaces

Skills & Tools

Python C++ TypeScript Rust PyTorch TensorFlow KiCad Linux

  • Embedded: STM32, ESP32, FreeRTOS, LoRaWAN, BLE
  • Hardware: KiCad, Altium, Fusion 360, 3D printing
  • Software: Next.js, Electron, Tauri, Docker, CI/CD
  • Data: Pandas, NumPy, SciPy, scikit-learn

Website LinkedIn

Pinned Loading

  1. Spark-Analyzer Spark-Analyzer Public

    USB-PD ESP32 Power Analyzer

    C++ 166 32

  2. DS-Pi DS-Pi Public

    Audio DSP Platform for the RP2040

    Python 44 4