Mark Sands Email and Phone Number

Apple developer working on Disney+

Primarily developing applications for iOS, iPadOS, watchOS, and tvOS as well as leading the technical direction of teams and mentoring others to excellence

- Subject matter expert on Apple development- Coordinated the technical efforts of the first internal data science iOS application

* Lead front end development for first iOS mobile game for the San Francisco HQ studio* Built core gameplay mechanics with UIKit and cocos2d* Implemented many custom UIKit controls to harnass sci-fi game aesthetic and visual appeal* Used cocos2d to leverage the GPU for heavy graphical scenes and complex animations* Built various in house tools to simplify the deploy process using Jenkins and TestFlight

* Worked on the API for the browser game Trojan War: Reckoning of Zeus* Utilized Test Driven Development when building the API to minimize bugs and increase code quality* Boosted performance of MySQL queries through profiling and improving SQL queries* Built the in house admin web app tool used by the production team to modify and create game data

iOS Development* Worked on several projects that dealt with a broad scope of iOS technologies including game development for iPhone and iPad and social networking applications* Experience with utility applications and third party frameworks including Three20* Experience with iOS game development using cocos2d and custom engine development* Strong knowledge of Cocoa, UIKit, and cocos2dRuby on Rails Development* Provided full-stack RoR design and implementation from concept through release including server configuration, deployment, unit testing, scaling, and optimization* Strong knowledge of systems administration with a full-stack web implementation

* Front end development using Ruby and JavaScript* Developed custom crowdsourcing software solutions for various major corporate clients* Implemented the unit testing suite for the front end site using Selenium and Ruby* Lead bug fixing sprint for the GiveWork iPhone app

* Ruby on Rails developer for Zooniverse.org, a crowdsourcing online citizen science project with a user base of over 500,000 registered users* Helped implement the MoonZoo.org data pipeline using the Hadoop Streaming API and python MapReduce jobs

* Programmed a fully functional API with the lead developers of WWT to integrate online citizen science projects with WorldWide Telescope.* Wrote a Wordpress plugin along with the API for educators to implement on-the-fly WWT tours for their blogs.