3105 Coldwell Dr. Holiday, FL 34691 (727) 938-7898 matt@mattholden.com



  • Development
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  • Eos Music for Business
  • Darkened Sky Studios
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  • Slage July 2005 - Present
    Java-Based Dynamic Definition Framework Team Size: 6
  • Introduces dynamically-defined data types using PostgreSQL for data definition
  • Provides automatic marshalling of data to and from PostgreSQL and XML
  • Provides dynamic method declaration using small "handler" classes
  • Implements SOAP-style client-server messaging system backed in SQL and XML
  • Scales easily using Erlang-style concurrency
  • Allows for multiple client types to interact in the same program instance
  • Provides support for high-level game modules like guilds and achievements
  • Includes secure object transaction system with trading, auctions, and store
  • Supports full localization of all client-visible text
  • Expands BBCode to provide markup to describe objects in user communications
  • Provides community support package, including chat, forums, IM, and buddy list


  • Chron X 2 May 2007 - Present
    Online Collectible Card Game Team Size: 3
  • Uses Darkened Sky's Slage Framework to implement engine
  • Re-imagines the world's first online collectible card game
  • Provides over 1,200 unique cards for users to experiment with
  • Includes numerous world maps for clients to interact on
  • Administers tournaments automatically using built-in ranking engine