Marek Klvaňa

Working as Senior Game Programmer at HGames ArtWorks. Currently working on an unannounced title and contributing to game design, technical decisions, architecture, and development. Previously responsible for the technical direction and architecture of the open-world superhero / GTA-style game Rise of Rana for Nintendo Switch and mobile devices. • Designed the overall architecture and core systems for the game. • Built gameplay infrastructure: quests/objectives, interaction, entity/agent systems, weapon system, abilities, perks, RPG attributes, breakable objects, spawn logic, localization, ... • Implemented AI systems using Behavior Trees and State Machines. • Implemented gameplay mechanics, UI, and open-world features. • Provided technical guidance and contributed to planning and decision-making. • Profiling and optimizing game performance • Mentored other team members.

Co-created and self-published two FPS stealth games for Android and iOS, handling the full development and release pipeline. Robbery Madness 2 surpassed 12M organic downloads on Android. • Designed core gameplay, stealth and detection systems, and progression. • Built the architecture, gameplay logic, UI, AI, and tools in Unity. • Implemented enemy behavior, interaction systems, and level logic. • Managed key production tasks: builds, platform integration, store submissions, updates, and maintenance. • Worked independently on performance, optimizations, mobile compatibility, and live operations. • Responsible for the technical execution and lifecycle of both projects from concept to release. Currently working on the PC version of Robbery Madness.

At Madfinger Games, I worked as a Unity/C# Game Programmer for iOS and Android. Most of my time was spent on Shadowgun Legends, a mobile multiplayer FPS, where I contributed to gameplay, AI, core systems, and UI development. Key Responsibilities & Contributions: • Developed gameplay features, NPC AI, and UI elements. • Worked closely with game designers, artists, and animators to integrate gameplay mechanics. • Designed and implemented RPG-style systems: - progression and attribute system - loot and reward system - automated vendor/shop offers • Built the checkpoint system and other core gameplay logic.

ASP.NET, VB.NET, C#, javascript, WinForms, WPF, HTML, CSS, MSSQL

C#, WPF, WinForms

Winforms, databases