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Matthew Beller

Matthew Beller

Santa Monica, CA, United States
Member since August 12, 2014
A computer scientist with a background in finance, Matt has developed software for tech and finance firms on many different platforms. He learns new technologies quickly and delivers quality code on time and on spec. Matt has strong communication skills and knows how to thrive both in small, agile teams as well as in large, compartmentalized corporations.
Matthew is now available for hire
Portfolio
Experience
  • Git, 5 years
  • PostgreSQL, 5 years
  • Amazon Web Services (AWS), 5 years
  • Ruby, 5 years
  • Ruby on Rails (RoR), 5 years
  • Agile Software Development, 3 years
  • REST API, 3 years
Santa Monica, CA, United States
Availability
Part-time
Preferred Environment
OSX/Unix, Git
The most amazing...
...thing I've done is led the development of an accounting system that tracks Bitcoin payments.
Employment
  • Director of Financial Systems
    GoCoin
    2013 - 2015
    • Spearheaded development and administration of an accounting system for tracking Bitcoin payments.
    • Developed Ruby on Rails JSON REST APIs.
    • Modified the open source project 'bitcoin-ruby' to be cryptocurrency-agnostic and allow multiple concurrent instances.
    • Optimized SQL queries and caching systems to provide internal and user-facing analytics data.
    • Scaled and extended a double-entry accounting system to handle high concurrent loads and reporting requirements.
    Technologies: Ruby on Rails
  • Founder
    Flash Family Foto
    2011 - 2013
    • Built a Ruby on Rails website for users to schedule family photo shoots and view their photos.
    • Managed a pool of contract photographers who performed photo shoots.
    • Implemented jQuery and Ruby-based UX allowing photographers to upload 2GB+ batches of photos to Amazon S3.
    • Created scripts to automatically process, crop, and resize batches of digital photos.
    • Configured a Stripe payment system.
    Technologies: Ruby on Rails
  • Examiner
    U.S. Securities & Exchange Commission
    2004 - 2008
    • Developed software tools to analyze data provided by financial firms.
    Technologies: Microsoft Access/VBS
  • Information Systems Analyst
    Federal Reserve Board of Governors
    2004 - 2004
    • Assisted a mail server team in administering a PKI system among board employees.
    • Performed QA on internally developed Lotus Notes applications used in board operations.
    • Designed, drafted, and deployed an internal website providing support information and tutorials for an internal email system.
    • Provided mobile device user support to high profile board employees.
    • Sat in Alan Greenspan's chair one time.
    Technologies: Lotus Notes, Perl
Experience
  • Toastr (Development)
    https://github.com/drush/toastr

    A Ruby gem that provides a caching mechanism that serves stale content and triggers a background job to recalculate it instead of standard caching behavior that blocks while performing the recalculation.

  • The GoCoin API (Development)
    http://docs.gocoinapi.apiary.io/

    The GoCoin API allows merchants to accept cryptocurrency payments via simple requests, supported by a variety of plugins.

Skills
  • Languages
    Ruby, SQL, CoffeeScript, Haml, Sass, SCSS, C++
  • Frameworks
    minitest, Ruby on Rails (RoR), Bootstrap
  • Libraries/APIs
    REST API, Devise, Stripe
  • Tools
    Git, RSpec, Adobe Photoshop, Microsoft Access
  • Paradigms
    Agile Software Development, Plugin-Based Architecture
  • Platforms
    Amazon Web Services (AWS), Heroku
  • Misc
    ActiveAdmin, Bitcoin, Elasticsearch, HTML Email
  • Storage
    PostgreSQL
Education
  • Bachelor's degree in Finance
    The Florida State University - Florida
    1999 - 2003
  • Bachelor's degree in Computer Science
    The Florida State University - Florida
    1999 - 2003
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