Localization.
Redefined.
Specialized English and German into Polish localization for gaming engines, cutting-edge software, crypto protocols, and high finance.
Language Lead for Unreal Engine for Fortnite (UEFN) & veteran technical linguist with over 15 years of technical expertise.
Modern workflows.
Absolute precision.
In gaming engines, blockchain protocols, and algorithmic finance, superficial translation destroys immersion and credibility. I combine developer-level technical fluency with modern localization workflows to deliver native Polish precision.
02 / SPECIALIZATIONS / 2005—2026
High-Tech Domains, highly specialized.
Specialized linguistic solutions for complex gaming engines, blockchain ecosystems, trading platforms, and AI systems.
Gaming & Code
Unreal Engine for Fortnite (UEFN) Polish Lead (2.5M+ words), Verse scripts, gameplay strings, developer docs, and AAA game worldbuilding.
UEFN / Unreal / Game LoreCrypto & Web3
Deep personal crypto passion since 2015 combined with verified localization for renowned tier-1 crypto exchanges, major fan-token platforms, and DeFi protocols.
Blockchain / Tier-1 Exchanges / DeFiFinance & Trading
High-precision translation for premier brokerage platforms, margin trading, CFD, and complex options (Delta, Theta, Gamma, Vega).
Brokerage / Derivatives / GreeksAI & Robotics
Autonomous driving perception (LiDAR, radar, computer vision), industrial robotics, machine learning, and AI-accelerated translation workflows.
Robotaxi / Perception / AutomationEngineering-Grade Precision.
Analyze & Align
Reviewing file formats, tags, glossaries, and context to establish consistent terminology before starting.
Translate & Craft
Native localization with developer-level fluency, tone of voice, and zero robotic literalism.
Rigorous QA Pass
Multi-pass quality checks via Xbench, CAT terminology tools, and human proofreading.
Deliver & Refine
On-time delivery with full syntax & layout preservation, ready for immediate production or release.
Technical Mindset.
Native Craft.
Freelance Technical Translator & Polish Language Lead based in Düsseldorf, Germany. Certified IT Specialist (IHK Köln) and holder of the Großes Deutsches Sprachdiplom (Goethe C2).
I bridge the gap between complex software architecture and natural, immersive Polish expression.
From moderating teams on Unreal Engine for Fortnite (UEFN) with 20+ translators to localizing renowned tier-1 crypto exchange products and trading derivatives — quality is achieved through deep subject obsession.
Client Trust & Credentials.
"“Marcin is the best translator we've come across in years... He is one of the top performers in my Polish team and he is definitely one of the individuals I've had the pleasure of working with in any capacity.”"
"“Herr Kotowski zeigte stets sehr große Einsatzbereitschaft und erledigte die Übersetzungen innerhalb kürzester Zeit. Seine freundliche Art und Umgänglichkeit gestalten die Zusammenarbeit mit ihm sehr angenehm. Aus diesem Grund können wir Herrn Kotowski unsere vollste Zufriedenheit aussprechen.”"
Let’s build something
flawless together.
Available for game localization, engine documentation, crypto platforms, trading software, and enterprise localization projects.