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Senior Unity Developer with 10+ years of experience building real-time 3D applications and immersive experiences across mobile, standalone VR, and multiplayer environments. I specialize in C#, Unity architecture, and performance optimization for large-scale interactive systems. I’ve led the development of gameplay and networking systems, built scalable backend tooling and services with .NET and AWS, and contributed to live products with tight release cycles. I also enjoy technical leadership—turning complex requirements into reliable, testable architectures.…Senior Unity Developer with 10+ years of experience building real-time 3D applications and immersive experiences across mobile, standalone VR, and multiplayer environments. I specialize in C#, Unity architecture, and performance optimization for large-scale interactive systems. I’ve led the development of gameplay and networking systems, built scalable backend tooling and services with .NET and AWS, and contributed to live products with tight release cycles. I also enjoy technical leadership—turning complex requirements into reliable, testable architectures.

Javier Garrigues Tudela

Game Developer, Full Stack Developer, Back-End Developer, +5

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Senior Unity Developer with 10+ years of experience building real-time 3D applications and immersive experiences across mobile, standalone VR, and multiplayer environments. I specialize in C#, Unity architecture, and performance optimization for large-scale interactive systems. I’ve led the development of gameplay and networking systems, built scalable backend tooling and services with .NET and AWS, and contributed to live products with tight release cycles. I also enjoy technical leadership—turning complex requirements into reliable, testable architectures.…Senior Unity Developer with 10+ years of experience building real-time 3D applications and immersive experiences across mobile, standalone VR, and multiplayer environments. I specialize in C#, Unity architecture, and performance optimization for large-scale interactive systems. I’ve led the development of gameplay and networking systems, built scalable backend tooling and services with .NET and AWS, and contributed to live products with tight release cycles. I also enjoy technical leadership—turning complex requirements into reliable, testable architectures.

Available to hire

Senior Unity Developer with 10+ years of experience building real-time 3D applications and immersive experiences across mobile, standalone VR, and multiplayer environments. I specialize in C#, Unity architecture, and performance optimization for large-scale interactive systems.

I’ve led the development of gameplay and networking systems, built scalable backend tooling and services with .NET and AWS, and contributed to live products with tight release cycles. I also enjoy technical leadership—turning complex requirements into reliable, testable architectures.

Skills

Experience Level

Expert

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Intermediate

Language

Spanish; Castilian

Fluent

English

Advanced

Work Experience

Senior Unity Developer at Advanced Training Systems, LLC

January 1, 2022 - Present

Enhanced core logic of a large-scale autonomous city environment, improving realism and consistency in AI-driven traffic, pedestrian movement, and vehicle autonomy. Led development of Unity commercial driving simulation training modules with modular architecture and automated testing. Optimized performance for real-time 3D environments with large numbers of entities and developed backend tools to manage traffic patterns and simulation exercises. Built and maintained backend services using .NET Core and Entity Framework Core, integrating with AWS for data storage and deployment. Contributed to VR-based training experiences and led localization systems across multiple languages.

Senior Full Stack Developer at Advanced Training Systems, LLC

January 1, 2022 - Present

Remote role focusing on autonomous city simulation core logic, AI-driven traffic and pedestrian behaviors, modular driving systems, and backend tooling. Implemented localization, backend services using .NET Core and Entity Framework Core, and AWS integration for data storage and deployment.

Senior Unity VR Developer at Golf5 eClub

January 1, 2021 - January 1, 2022

Developed a multiplayer VR golf experience for Meta Quest in Unity with C#, delivering core gameplay, UI, rewards, and backend integration. Ported from Oculus Integration to OpenXR, optimized rendering and frame rate for standalone VR devices.

Senior Unity Developer at Scopely

January 1, 2020 - January 1, 2021

Contributed to live development of Yahtzee with Buddies, a large-scale Unity mobile game with millions of active users. Implemented new gameplay features and optimized existing systems to improve performance, user experience, and maintainability in a live operations environment. Collaborated daily with designers, QA, and backend teams across multiple time zones to deliver features smoothly and maintain product quality under tight release cycles.

Unity Developer at Scopely

January 1, 2020 - January 1, 2021

Contributed to Yahtzee with Buddies live mobile game, implementing new gameplay features, performance improvements, and live-ops enhancements in Unity/C# across a large, live-service product.

Unity Full Stack Developer / Lead Backend / CTO at Chachi App

January 1, 2017 - January 1, 2020

Developed gameplay and frontend systems in Unity and C#, implementing interactive features and ensuring smooth player experience. Architected and maintained the full backend infrastructure in TypeScript and JavaScript, designing scalable APIs and applying DDD and TDD principles to ensure maintainable architecture. As CTO, managed project planning and execution: feature estimation, system design, problem solving, and coordination of development and design teams. Established timelines and milestones, ensured delivery within deadlines, and maintained clear communication across multidisciplinary teams. Contributed to technical direction and strategic decisions, aligning product goals with development capabilities.

Unity Full Stack Developer / CTO at Chachi App

January 1, 2017 - January 1, 2020

Led Unity gameplay and frontend features; architected backend infrastructure using TypeScript/JavaScript; applied DDD and TDD principles; managed project planning and cross-disciplinary teams as CTO.

Game Developer at FrozenShard

January 1, 2016 - January 1, 2017

Implemented core gameplay systems in ActionScript 3; migrated backend to JS + MongoDB; prototyped Unity/C# concepts contributing to early-stage game ideas.

Unity Developer at Donlove SLU

January 1, 2014 - January 1, 2017

Led complete client-side development of Shikoba, a social media mobile app with augmented reality features built with Unity (C#) and integrated with AWS services. Developed frontend logic including UI integration, graphical systems, animations, and user interaction flows. Integrated backend services with the Unity frontend to ensure seamless communication and data consistency. Maintained and optimized the new backend codebase, collaborating for performance and stability, and coordinated with design teams to translate visual concepts into optimized Unity implementations. Contributed to technical decision-making and helped shape architecture and production workflow.

Developer at Donlove SLU

January 1, 2014 - January 1, 2016

Led client-side development of Shikoba, a social media mobile app with AR features; built frontend logic in Unity/C# and integrated with AWS-backed backend; coordinated design and development teams.