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I am a Senior Unity Engineer and mobile game developer with 13+ years of experience building interactive apps, games, and internal tools across PC, Android, and iOS. I have deep expertise in Unity, C#, Python, Go, and Java, and I thrive in mobile architecture, client/server integration, custom tooling, shaders, UI development, testing, and CI-driven delivery. I’m known for bridging product and engineering needs, mentoring teammates, and turning ideas into polished, scalable features with strong performance and user impact. I enjoy collaborating with product and art teams to ship high-quality experiences.…I am a Senior Unity Engineer and mobile game developer with 13+ years of experience building interactive apps, games, and internal tools across PC, Android, and iOS. I have deep expertise in Unity, C#, Python, Go, and Java, and I thrive in mobile architecture, client/server integration, custom tooling, shaders, UI development, testing, and CI-driven delivery. I’m known for bridging product and engineering needs, mentoring teammates, and turning ideas into polished, scalable features with strong performance and user impact. I enjoy collaborating with product and art teams to ship high-quality experiences.

Igor Santos

Game Developer, Programmer, App Developer, +2

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I am a Senior Unity Engineer and mobile game developer with 13+ years of experience building interactive apps, games, and internal tools across PC, Android, and iOS. I have deep expertise in Unity, C#, Python, Go, and Java, and I thrive in mobile architecture, client/server integration, custom tooling, shaders, UI development, testing, and CI-driven delivery. I’m known for bridging product and engineering needs, mentoring teammates, and turning ideas into polished, scalable features with strong performance and user impact. I enjoy collaborating with product and art teams to ship high-quality experiences.…I am a Senior Unity Engineer and mobile game developer with 13+ years of experience building interactive apps, games, and internal tools across PC, Android, and iOS. I have deep expertise in Unity, C#, Python, Go, and Java, and I thrive in mobile architecture, client/server integration, custom tooling, shaders, UI development, testing, and CI-driven delivery. I’m known for bridging product and engineering needs, mentoring teammates, and turning ideas into polished, scalable features with strong performance and user impact. I enjoy collaborating with product and art teams to ship high-quality experiences.

Available to hire

I am a Senior Unity Engineer and mobile game developer with 13+ years of experience building interactive apps, games, and internal tools across PC, Android, and iOS. I have deep expertise in Unity, C#, Python, Go, and Java, and I thrive in mobile architecture, client/server integration, custom tooling, shaders, UI development, testing, and CI-driven delivery. I’m known for bridging product and engineering needs, mentoring teammates, and turning ideas into polished, scalable features with strong performance and user impact. I enjoy collaborating with product and art teams to ship high-quality experiences.

Skills

Unity

Java

Python

Experience Level

Expert

Expert

Expert

Expert

Language

English

Fluent

Portuguese

Fluent

Spanish; Castilian

Intermediate

Work Experience

Senior Unity Engineer at Genies Inc.

June 1, 2022 - April 1, 2026

Acted as a bridge between Product and Art teams to architect scalable features; led the technical execution of MVPs and Proof of Concepts to validate product viability and drive roadmap decisions; streamlined development workflows by integrating third-party SDKs, plugins, and custom internal tools; developed high-fidelity app components, including custom shaders, 3D avatars, and responsive UI systems; conducted rigorous memory benchmarking and optimization to enhance application stability and frame rates; mentored teammates and contributed to CI/CD-driven delivery; authored comprehensive unit tests for core features and API integrations.

Mobile Tech Lead | Senior Mobile Engineer at PlayKids Learning

November 1, 2020 - June 1, 2022

Facilitated high-performing squads through Agile ceremonies, optimizing sprint velocity and cross-functional alignment; defined long-term engineering roadmaps and contributed to organizational strategic mapping to reduce technical debt while supporting business growth; led collaborative architectural planning sessions to ensure new features were scalable, maintainable, and aligned with the existing codebase.

Senior Game Engineer | Game Engineer at Pipa Studios

May 1, 2015 - November 1, 2020

Architected and optimized core gameplay mechanics in Unity for high-performance mobile titles; designed and implemented scalable client-server architectures using C# and Java to ensure low-latency data synchronization; streamlined backend integration for mobile platforms using Java-based microservices for secure authentication and high-concurrency data transactions; developed end-to-end features by bridging Unity frontend logic with Java server environments; engineered high-performance mobile solutions for Android and iOS; developed and maintained a library of custom Unity packages and internal SDKs for reusable tooling; deployed SDKs via Unity Package Manager for multi-game integration.

Game Engineer at Betboo BR

April 1, 2013 - April 1, 2015

Architecting gameplay mechanics in Unity for PC WebGames (WebGL); Designed client-server architectures using C# and Java; Streamlined backend integration for PC/web platforms, leveraging Java-based microservices to handle secure user authentication and high-concurrency data transactions.