David Gish Email & Phone Number

Memphis, Tn, Us

Houston, Tx, Us

Developing cutting-edge map technology for ForeFlight, the industry leading Electronic Flight Bag app for pilots.

As a key member of the Core Mobile Services group, developed and maintained mobile software development kits (SDKs) for consumption by internal brand groups as well as third parties. • Created and maintained SDKs for advertising, metrics, identity, and other solutions for use in a large suite of mobile applications on iOS and Android platforms.• Wrote demonstration applications and documentation for mobile SDKs.• Researched, reported on, and recommended third-party solutions for incorporation into the company technology stack.

Us

Developed MapQuest’s flagship mobile mapping and navigation applications for iOS and Android platforms, the first free application to offer voice-guided turn-by-turn navigation.• Implemented UI controls, guidance server communications, route generation, and map overlays.• Single-handedly designed and implemented the turn-by-turn navigation engines used in MapQuest for iOS and Android, including off-route detection, rerouting, text-to-speech, and route simulation test methods.• Led a team in creating a client-side vector-based map rendering SDK in OpenGL ES for iOS used by several MapQuest mobile applications.

iPhone and Macintosh contract programming. Satisfied customers include:• Coneybeare Labs: Ambiance• Mobiata: FlightTrack; FlightTrack Pro

Austin, Texas, Us

Ported high-end game titles from the Windows platform to macOS. Developed library code emulating DirectX and Windows APIs; debugged and optimized advanced multi-path 3D rendering pipelines in OpenGL including programmable shaders. Primary engineer for iOS development. Credits include fourteen shipped titles.• Ported The Sims 2 to Mac OS, solving script engine, sound effect and music engine issues, as well as elusive multi-threading bugs. Implemented in-game video recording to compressed QuickTime format, including sound. Solely responsible for all eight Sims 2 expansion packs published by Aspyr. Each pack required meticulous merging and modification of a 2.5 million-line C++ code base. Maintained the entire series for patch releases delivering many ahead of schedule.• Ported Guitar Hero III: Legends of Rock to macOS. Debugged the 3D graphics pipeline, performance issues and the scripting engine.• Developed original, proof-of-concept 2D and 3D iOS games, porting both the Open Dynamics Engine and the Irrlicht 3D rendering engine to the platform.• Apple Design Awards for The Sims 2 (2006) and Guitar Hero III: Legends of Rock (2008)

Memphis, Tn, Us

Managed all aspects of newspaper prepress computer hardware, software and output devices with 24/7 responsibilities, supervising a staff of nine supporting a multi-platform, multi-location infrastructure. Administered staff training and scheduling, expense and capital budget planning, and departmental purchasing.

Memphis, Tn, Us

Manage a staff of three writing and maintaining software for a heterogenous network of computer systems and output devices used for production of The Commercial Appeal, Memphis's major daily newspaper.