• Lead Software Engineer (Desktop technologies)
• Led a team of 6 developers working on Galaxy Client, responsible for scheduling, mentoring
• General programming in all ares, from database to networking, from user interface to self-update
• Designed and implemented GOG Content System - a framework to synchronize games based on client query
• Responsible for The Witcher 3 release, powered by GOG Galaxy (both retail and digital)
• Maintained project continuous integration using Jenkins
• Used technologies: C++, Objective-C, Python, Git (with Gerrit), CMake, Mono, Chromium Embedded Framework, POCO Libraries, Qt

May 2011 - October 2013, One2Tribe, Warsaw, Poland

• Worked on gameplay prototypes for Solidarity: Conspiracy Manager (Unity3d: C#, 2d Toolkit, Photon Cloud; Processing).
• Worked on other non-game projects, developed with Unity3d (C#, 2d Toolkit, Vectrosity).

• Programmer of Unity3d layer;
• General programming in all areas, from graphics through gameplay, AI to networking.
• Created flexible client-server analytics mechanism (C#, MongoDB).
• Created demos for touch screen devices: Windows (VIZAO, standalone), Android and iOS (mobile).
• Integrated XAIT Control utility (library and tools), to manage behviors.

January 2011 - April 2011, Freelancer, Warsaw, Poland

• As a member of larger team, worked as a programmer on gameplay prototype for Techland, using Chrome Engine.
• Worked on The Witcher 2 Launcher and Installer for CD Projekt RED (C++, MFC, GDI+, InstallShield).
• Worked on Downloader for GoG.com (C++, MFC, GDI+, WinINET, OAuth).

September 2009 - February 2011, Sleepwalker Games, Warsaw, Poland

Sleepwalker Games was my game development studio focused mainly on casual market and mobile gaming, doing work-for-hire assignments.
Game screenshots and videos are available here.

• Sole programmer
• Ported Unity3d PC/MAC game to iPad, cut down memory usage by ~60%, implemented Game Center, InApp Purchase and BFGLib

• Producer, programmer
• Led a team of 2 programmers dealing with UI/gameplay/AI issues.
• Created 2.5d game view, basics of movement system, done some shader work (ShaderLab).
• The game was created with Unity3d (C#).

• Producer, programmer
• Led a team of 2 programmers dealing with all kind of iOS versus PC functionality.
• Ported entire game, created with Playground SDK to Unity3d framework.
• Created texture utilization workflow (switching atlases) to meet iOS memory requirements.
• Created forkflow for publishing for both iPhone and iPad using the same texture base.
• The game was created with Unity3d (C#)

• Designer, programmer
• Created 2.5d movement mechanics (layered backround + 3d objects), scripted enemy and bosses behaviors, spawn system, weapons and skills, leaderboards.
• Worked on iOS optimizations (memory usage). Added Game Center support.
• The game was created with Unity3d (C#)

• Designer, sole programmer
• 4 Hidden Object mechanics, 7 minigames. Preformance scaling (min spec: DX7, 64MB), live survey system (sending results to remote database to collect user feedback).
• Created the game in Unity3d framework (C#). Created a few plugins for the framework, gained experience with Unity3d.

March 2004 - August 2009, CD Projekt Red, Warsaw, Poland

• Lead programmer, details on request

• Led a team of 6 programmers on polishing The Witcher, responsible for scheduling, and mentoring.
• Created adventure file format, which allows end-users to create their own adventures using The Witcher technology.

• Tools Programmer / Senior Programmer (C++/Lua)
• Worked on GUI system based on Lua scripts, implemented hierarchical pathfinding,
• Worked on 3d Studio Max plugins (Navigation mesh painer, Animation Exporter)
• Created plenty support tools (2da table viewer, bif archive creator, bif Total Commander plugin, Targa to DDS batch converter),
• Led a team working on D'jinni game editor, worked on Area Editor, Module/Resource Explorers, Build Wizard,
• Implemented Unicode support and tools to enable localization. Managed localization process from technical point of view,
• Worked on optimizations, paralellized grass rendering,
• Worked on game self-test system, to monitor daily performance changes.

2018
Simulating Freezing Society: Building the AI of Frostpunk (video, slides).

Education

2018
Completed Machine Learning course by Associate Professor Andrew Ng, authorized by Stanford University (certificate).

2014
MSc., Automation and Robotics, Cracow University of Technology in Poland, faculty of Mechanical Engineering.
Master thesis subject: Implementation of selected algorithms for solving discrete optimization problems in production engineering issues.

Spoken Languages