Matt Bell, Software Developer in Seattle, WA, United States
Matt Bell

Software Developer in Seattle, WA, United States

Member since October 13, 2012
Matt is a full-stack developer who is experienced in a wide variety of computer engineering disciplines (most prominently cryptography and blockchain). He has built secure, high-quality user applications (both front-end and back-end), mobile apps which have been downloaded millions of times, and a myriad of open-source software modules. He has been previously employed at a Y Combinator company and loves working with startups.
Matt is now available for hire



  • JavaScript, 8 years
  • C++, 7 years
  • SQL, 7 years
  • PHP, 6 years
  • Java, 6 years
  • Lua, 5 years
  • HTML5, 5 years
  • Node.js, 4 years


Seattle, WA, United States



Preferred Environment

macOS, Linux Mint, Atom, Git

The most amazing... source project I've created is a fully-functional JavaScript Bitcoin client which uses WebRTC to do peer-to-peer in the browser.


  • Mobile Developer

    2011 - 2012
    Fizzix Corporation
    • Developed various smartphone game projects (which were never brought to market) using Corona SDK.
    • Developed a "Radar Detector" mobile application which has accumulated over one million installs on the Google Play store.
    Technologies: Lua, Corona SDK
  • Lead Developer

    2011 - 2012
    Vox Industries
    • Created a massively multiplayer web game using PHP, with JavaScript-heavy real-time front-end.
    • Created a PHP script to notify about profitable market trading opportunities.
    • Created a Node.js script to scrape data from different web sources, calculate statistics about the data, and store the results in a Redis cache.
    Technologies: Node.js, C, C++, Java, OpenCL


  • Mercury (Development)

    Mercury is an advanced and beautiful desktop application which allows users to buy and sell cryptocurrencies like Bitcoin without trusting their money to a third party. All of it was solely built by me, including the user interface, financial protocols, and market server system.

  • Webcoin (Development)

    An open-source Bitcoin client which works in Node.js and web browsers. Building this required extensive knowledge of peer-to-peer networks, Bitcoin, and pushing web browsers to their limits.

  • Species (Development)

    Species is a game I built in 48 hours for the Ludum Dare game competition. Written in JavaScript, using the MelonJS game engine. In the short timeframe, I was able to make a enjoyable short game which ranked fourteenth place in the "Mood" category out of thousands of entries.

  • Outfitly (Development)

    A web application that lets people share their clothing styles. Written with Node.js, Express, MongoDB, and Redis on the back-end, and Backbone.js and jQuery on the front-end.


  • Languages

    CSS3, HTML5, JavaScript, C, C++, Java, Lua, PHP, SQL
  • Libraries/APIs

    Node.js, jQuery
  • Storage

    MongoDB, Redis, MySQL
  • Other

    Front-End Developer
  • Tools

    Adobe Photoshop, Adobe Illustrator


  • Partially completed Bachelor of Science degree in Computer Science
    2011 - 2012
    Washington State University - Washington

To view more profiles

Join Toptal
I really like this profile
Share it with others