Krzysztof Niewolewski
Game Developer · Unity · C# · Java · Multiplayer · AI · Szczecin, Poland
About
I'm a game developer with 19 years of experience and 60+ shipped titles. Tech Lead at Exon Studio (since 2021) — casual mobile games on Unity 3D, AI stack/workflow, DevOps. Previously a decade at Game Factory shipping for clients like Wooga, Disney, Miniclip, Candystand, and Egmont.
Skills
Engines: Unity 3D, Smartfox, Node.js, Cocos Creator, Pixi.js, Phaser 3, Three.js, Babylon.js, Unity Profiler, Performance Optimization
Languages: C#, Java, TypeScript, JavaScript, Python, PHP, ActionScript
AI Stack: Claude, GPT, AI Agents, MCP, Prompt Engineering, Cursor
DevOps: Git, GitHub Actions, Bitrise, TeamCity, CI/CD, Docker, n8n, Build Pipelines
Live-Ops & Monetization: AdMob, IronSource, AppLovin MAX, Unity Ads, Google Play Billing, Apple StoreKit, Firebase, Remote Config, GameAnalytics, AppsFlyer, Adjust, Kochava, ASO, Live Ops / GaaS, Metica, Nefta, Advanced Ads Handling
Animation, Assets & Localization: Spine, DragonBones, TexturePacker, i18n workflow · multi-font (EN / PL / JP / RU …)
Leadership: Tech Lead, Architecture, Mentoring
Experience
Tech Lead · Game Developer — Exon Studio / DNA Mobile (Jun 2021 – Present)
Leading casual mobile games on Unity 3D. Designing AI stack & workflow with Claude / GPT / Agents. CI/CD, build automation, technical mentoring. 8+ shipped titles plus DNA Mobile Group publishing partnership (Solitaire — 5M+ downloads, plus 9 more casual puzzle titles).
Senior Game Developer — Game Factory (Dec 2010 – May 2021)
Built Unity 3D + C# games from prototype to deployment. Multiplayer backends via Smartfox (Java). 30+ shipped titles for clients including Wooga, Disney, Miniclip, Candystand, Egmont.
Java Developer — Gamelion / Huuuge (2009 – 2010)
Technical QA Engineer — Gamelion / Huuuge (2008 – 2009)
QA Engineer — Gamelion / Huuuge (2007 – 2008)
Education
Master of Science in Information Technology — West Pomeranian University of Technology, Szczecin (2004 – 2010). Thesis: Face recognition systems for mobile devices.
Certificates
CS188.1x: Artificial Intelligence — UC Berkeley (2013).
Design Patterns — Warsaw (2010).
Selected Portfolio
Solitaire — Classic Card Game (5M+ downloads), Diamond Dash, Candy Croc, Mia and Me — Centopia, Mighty Smighties, Znaj Znak, Zoom Blocks, Perfect Pool, Mini Pets, Towers of Mystoria, Full Bloom, Cosmo Blast, Owoce Play, Magnificent Gardens, 52 Card Pickup, Find It! — Sleuth Edition, Kings In The Corner, Sunken Treasures, My Little Pony — Activities, Block Blaster, Tile Oasis, Blocku, Screw and Bolt, Clear Block Puzzle, Hex Go Sort, Picture Match, Color Bus Jam.
Contact
Email: kniewolewski [at] gmail [dot] com
LinkedIn
This site requires JavaScript for the interactive experience. The content above is a static fallback.