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Games are the only medium where players don’t just witness a story — they shape it. I design that potential into systems people actually want to play.

Hi! My name is Yegor Gauf

I’m a Game Designer and UE5 Developer

I work in game development, specializing in gameplay design and programming in Unreal Engine 5: core loops, mechanics and a modular Blueprint architecture. I hold a project’s core vision in my head and see how the main systems connect, which helps me guide development and keep improving the game.

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A PC shepherd sim with a mutating flock. By day, you herd cute sheep. By night, they try to eat you.

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As Vision Keeper, Game Designer and Tech Lead, I designed the core loop around the contrast of day and night. By day, the player leads the flock up the mountain, and the sheep protect them from cursed nature. By night, the same sheep mutate and attack, and the player has to survive in the pen. I developed the AI behavior and herd control on State Tree, including the mutation system.

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Otara has been in development for over a year. Over that time a lot has changed: we removed systems and rebuilt the world structure. But I always kept the core vision in place: what protects you can destroy you.

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Otara won the Audience Choice award at Game Future Fest and is coming to Steam.

Wake Up!

A first-person 3D puzzle game for PC. Wake up two sleeping students by finding the right sequence of musical instruments.

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I designed the musical puzzle system and wrote all the code. I also built a pipeline that lets the team add new puzzles without writing code.

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Runebreakers

A first-person movement shooter for PC — keep moving, keep shooting. Fight your way through an army of stone bosses.

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I designed a combat system built around movement: enemy attacks force the player to change height and trajectory. I created two weapons, an SMG and a shotgun, as well as two enemy types with different behavior and a four-phase boss of escalating difficulty, all on Behavior Tree. I handled the game design, level design and all gameplay programming.

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I also set up the VFX, player feedback and sound design, so every shot and hit feels right.

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HamsterRun

A first-person runner-platformer for PC with a fluid movement system: wall run, slide, mantle, and keep your momentum through it all.

Yegor Gauf | Game Designer & UE5 Developer
Project created at 29.10.2026