Owen Costin


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Morse Code Chatter +

Tech: WebSocket.io | VueJS | CSS

  1. Built a real-time Morse code communication application using Vue.js and WebSocket.io.
  2. Implemented live messaging between connected clients.
  3. Designed responsive frontend components and interactive user controls.
  4. Applied event-driven programming and client-server communication concepts.

Memorization Web App +

Tech: VueJS | supabase | CSS

  1. Built an interactive memory training application using Vue.js for elderly users.
  2. Designed engaging recall-based exercises inspired by accessibility and usability needs.
  3. Created a clean and simple user interface focused on ease of use.
  4. Applied component-based frontend development and responsive design principles.

Pet Monitoring Embedded System +

Tech: C#/C++/C | python

*prototype article here: hackster.io

  1. Developed a smart pet monitoring and access system using Arduino, Raspberry Pi, C/C++, and Python.
  2. Implemented RFID-based pet identification for automated pet door access.
  3. Used MQTT messaging to transmit remote alerts and monitoring data.
  4. Integrated sensors, microcontrollers, and network communication for hardware-software interaction.

This website +

Tech: HTML/CSS/JS

(deployed via vercel)


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