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I'm a gameplay-focused software engineer with 10+ years building player-facing systems, live features, and XR/VR experiences across mobile, Unity, and Unreal. I love turning design ideas into polished, scalable gameplay and UI systems that players intuitively understand. I collaborate closely with design and art to ship engaging titles, own features end-to-end, and iterate rapidly to improve onboarding, retention, and player experience. I'm comfortable prototyping with AI tools to accelerate iteration and optimize performance across complex scenes.…I'm a gameplay-focused software engineer with 10+ years building player-facing systems, live features, and XR/VR experiences across mobile, Unity, and Unreal. I love turning design ideas into polished, scalable gameplay and UI systems that players intuitively understand. I collaborate closely with design and art to ship engaging titles, own features end-to-end, and iterate rapidly to improve onboarding, retention, and player experience. I'm comfortable prototyping with AI tools to accelerate iteration and optimize performance across complex scenes.

Sarah Misetich

Game Developer, Game Designer, UI Designer, +2

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I'm a gameplay-focused software engineer with 10+ years building player-facing systems, live features, and XR/VR experiences across mobile, Unity, and Unreal. I love turning design ideas into polished, scalable gameplay and UI systems that players intuitively understand. I collaborate closely with design and art to ship engaging titles, own features end-to-end, and iterate rapidly to improve onboarding, retention, and player experience. I'm comfortable prototyping with AI tools to accelerate iteration and optimize performance across complex scenes.…I'm a gameplay-focused software engineer with 10+ years building player-facing systems, live features, and XR/VR experiences across mobile, Unity, and Unreal. I love turning design ideas into polished, scalable gameplay and UI systems that players intuitively understand. I collaborate closely with design and art to ship engaging titles, own features end-to-end, and iterate rapidly to improve onboarding, retention, and player experience. I'm comfortable prototyping with AI tools to accelerate iteration and optimize performance across complex scenes.

Available to hire

I’m a gameplay-focused software engineer with 10+ years building player-facing systems, live features, and XR/VR experiences across mobile, Unity, and Unreal. I love turning design ideas into polished, scalable gameplay and UI systems that players intuitively understand.

I collaborate closely with design and art to ship engaging titles, own features end-to-end, and iterate rapidly to improve onboarding, retention, and player experience. I’m comfortable prototyping with AI tools to accelerate iteration and optimize performance across complex scenes.

Skills

Unity 3D

Animation

C++

Experience Level

Expert

Expert

Expert

Intermediate

Work Experience

Software Engineer III at Meta XR Engineering | Tools & Samples | Unity & Unreal

June 1, 2024 - December 1, 2025

Led in-editor Interactive Tutorial/UXR system with inline documentation, GIF/image support, scene walkthroughs, and code references used across 10+ Meta XR samples, cutting onboarding time by ~25–40%. Led Unity + SDK upgrades across multiple projects, reducing integration issues and improving release stability. Implemented modular Ready Player Me visemes for real-time avatar expression in voice-driven XR features. Built validation tooling that automated attribute setup across 200+ scripts, reducing manual work by ~200%. Expanded unit test coverage for SDK APIs, improving stability. Improved animation debugging with real-time skeletal visualization tools. Built Skeleton Debug Draw Tool with real-time pose visualization, selection, hover highlights, and full Editor GUI integration. Used AI tools (Claude) to accelerate prototyping and tooling, shortening iteration time on gameplay systems and UI workflows.

Gameplay Engineer at Unity Technologies UGC | Prototyping | Minigames

January 1, 2022 - January 1, 2024

Built gameplay systems (character logic, progression, UI) driving a 30% increase in daily active users. Integrated analytics + A/B testing to iterate on gameplay and improve engagement and retention. Implemented monetization systems (IAP, currency loops) for live-service features. Built automation tools that reduced time-to-market by ~20%. Prototyped AI-assisted tooling to support designer iteration and rapid feature validation. Shipped cross-platform features on iOS and Android, including native integrations. Built a UGC-driven game platform enabling players to create and share custom experiences (e.g., Flappy Bird-style, Pong, Bubble Shooter). Implemented dependency injection patterns to decouple gameplay systems, improving maintainability and enabling faster iteration across features.

Unreal Developer at Arcane Ermine

January 1, 2021 - December 31, 2025

Built and iterated on gameplay features and prototypes for internal tools and R&D. Developed Blueprint systems, materials, and editor tools to speed up iteration. Improved character controllers and gameplay responsiveness through tuning and testing. Partnered with design to align gameplay feel with technical implementation.

Unity/Unreal Developer at Apple, FunRock, Al Asbab..

January 1, 2015 - January 1, 2021

Built gameplay systems, AI behaviors, and UI across mobile and prototype projects. Shipped performance-optimized apps for iOS, Android, PC, WebGL. Developed custom tools and pipelines to support rapid prototyping. Implemented backend structure for multiplayer/leaderboards/analytics.