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I’m Sina Rahimzadeh, a Unity, XR, and frontend developer with 5+ years of experience creating interactive games and immersive XR applications, from Meta Quest and HoloLens workflows to polished user-facing web features. I enjoy building systems that feel great to use—whether that’s guiding rehabilitation exercises in VR or developing responsive web interfaces and APIs that power real product experiences. Professionally, I’ve worked across frontend engineering and real-time development, using tools like Next.js, React, TypeScript, and databases with AWS S3, as well as Unity and OpenXR-based gameplay and XR interactions. I also bring a strong practical mindset from delivering 30+ Unity/Unreal projects for multiple clients, including releases on iOS and Steam, and I’m currently expanding my impact through Fix3D Cloud’s web platform.…I’m Sina Rahimzadeh, a Unity, XR, and frontend developer with 5+ years of experience creating interactive games and immersive XR applications, from Meta Quest and HoloLens workflows to polished user-facing web features. I enjoy building systems that feel great to use—whether that’s guiding rehabilitation exercises in VR or developing responsive web interfaces and APIs that power real product experiences. Professionally, I’ve worked across frontend engineering and real-time development, using tools like Next.js, React, TypeScript, and databases with AWS S3, as well as Unity and OpenXR-based gameplay and XR interactions. I also bring a strong practical mindset from delivering 30+ Unity/Unreal projects for multiple clients, including releases on iOS and Steam, and I’m currently expanding my impact through Fix3D Cloud’s web platform.

Sina Rahimzadeh

Game Developer, Game Designer, Programmer, +7

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I’m Sina Rahimzadeh, a Unity, XR, and frontend developer with 5+ years of experience creating interactive games and immersive XR applications, from Meta Quest and HoloLens workflows to polished user-facing web features. I enjoy building systems that feel great to use—whether that’s guiding rehabilitation exercises in VR or developing responsive web interfaces and APIs that power real product experiences. Professionally, I’ve worked across frontend engineering and real-time development, using tools like Next.js, React, TypeScript, and databases with AWS S3, as well as Unity and OpenXR-based gameplay and XR interactions. I also bring a strong practical mindset from delivering 30+ Unity/Unreal projects for multiple clients, including releases on iOS and Steam, and I’m currently expanding my impact through Fix3D Cloud’s web platform.…I’m Sina Rahimzadeh, a Unity, XR, and frontend developer with 5+ years of experience creating interactive games and immersive XR applications, from Meta Quest and HoloLens workflows to polished user-facing web features. I enjoy building systems that feel great to use—whether that’s guiding rehabilitation exercises in VR or developing responsive web interfaces and APIs that power real product experiences. Professionally, I’ve worked across frontend engineering and real-time development, using tools like Next.js, React, TypeScript, and databases with AWS S3, as well as Unity and OpenXR-based gameplay and XR interactions. I also bring a strong practical mindset from delivering 30+ Unity/Unreal projects for multiple clients, including releases on iOS and Steam, and I’m currently expanding my impact through Fix3D Cloud’s web platform.

Available to hire

I’m Sina Rahimzadeh, a Unity, XR, and frontend developer with 5+ years of experience creating interactive games and immersive XR applications, from Meta Quest and HoloLens workflows to polished user-facing web features. I enjoy building systems that feel great to use—whether that’s guiding rehabilitation exercises in VR or developing responsive web interfaces and APIs that power real product experiences.

Professionally, I’ve worked across frontend engineering and real-time development, using tools like Next.js, React, TypeScript, and databases with AWS S3, as well as Unity and OpenXR-based gameplay and XR interactions. I also bring a strong practical mindset from delivering 30+ Unity/Unreal projects for multiple clients, including releases on iOS and Steam, and I’m currently expanding my impact through Fix3D Cloud’s web platform.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

English

Fluent

Italian

Advanced

Persian

Fluent

Work Experience

Frontend Developer at Fix3D Cloud (IOSFIX)

January 1, 2025 - Present

Built parts of a web application using Next.js, React, TypeScript, Prisma, PostgreSQL, and API-based workflows. Worked with AWS S3 for media/storage integration and collaborated on implementing reliable frontend features connected to backend services and database models.

Unity XR Developer at Sinergia

December 31, 2024 - September 9, 2025

Developed applications for the HoloLens 2 platform integrating image recognition. Led a proprietary MR system implementation, increasing accuracy by 25%. Reduced false positives by 30% through extensive testing and debugging. Managed the entire lifecycle from prototyping to final deployment.

Unity XR Developer at Sinergia

January 1, 2024 - September 9, 2025

Unity XR Developer at Sinergia

January 1, 2023 - January 1, 2025

Developed a Virtual Reality rehabilitation application for Meta Quest 2 to guide and track physical exercises for individuals with movement disabilities. Implemented XR interaction and exercise flow logic so users can follow structured routines, while capturing progress data to support the rehabilitation process.

Game Developer at Handmade Interactive

December 31, 2022 - September 9, 2025

Co-led hyper-casual game development with 100k+ downloads. Delivered prototypes weekly, working as a programmer and designer. Used Unity DOTS to handle millions of objects in two game projects. Developed and published 10+ casual games.

Game Developer at Handmade Interactive

January 1, 2022 - September 9, 2025

Indie Game Developer at Freelancer

January 1, 2022 - Present

Delivered 10+ projects to 5+ clients including the BabySister toddler games published on iOS App Store.

Indie Game Developer at Freelancer

January 1, 2022 - Present

Delivered 10+ projects to 5+ clients including the BabySister toddler games published on iOS App Store.

Indie Game Developer at Freelancer

January 1, 2022 - April 27, 2024

Delivered more than 10 projects to over 5 clients including the BabySister toddler games published on the iOS App Store.

Unity XR Developer at Sinergia

January 1, 2022 - April 27, 2024

Developed applications for the HoloLens 2 platform integrating image recognition. Led a proprietary mixed reality system implementation which increased accuracy by 25%. Reduced false positives by 30% through extensive testing and debugging, managing the entire lifecycle from prototyping to final deployment.

Game Developer at Handmade Interactive

January 1, 2018 - January 1, 2022

Co-led hyper-casual game development with over 100k downloads. Delivered prototypes weekly, acting as both programmer and designer. Used Unity DOTS to handle millions of objects in two game projects. Developed and published more than 10 casual games.

Game Developer at Freelance / Remote

January 1, 2017 - Present

Delivered 30+ Unity and Unreal Engine projects for 5 clients, covering gameplay and production tasks across different game concepts. Contributed to implementations that were shipped to platforms including iOS App Store and Steam, from initial development through final delivery.