Featured Projects
Ocarina Games
Unity - Casual - Mobile
As part of my work at Ocarina Studios
Developed Pipeline Systems, Onboard Users, QA Tester, A/B Tests
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PlunderVolt Games
Unity - RPG - Turn-Based
As part of my work at PlunderVolt Studios
Developed Core Gameplay Systems, UI/UX Implementations, RPG Systems Implementations
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Hope
Unity - Boomer-Shooter - Roguelite
As part of my personal works as Solo Dev
Developed All Systems, Models, Arts and Animations
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VR Experience
Unity - VR - Terror
As part of my personal works as Solo Dev
Developed Environments and VR Controller Implementation
I am a programmer and game developer, specialized in systems programming and gameplay. I work mainly with Unity and Godot and I also work as an influencer in the area of game development and gameplay.
Gregory “Akapaya” Valentim
As a Unity game developer at Ocarina Studios from September to April 2025, in Canadian Game Studio, I developed scalable and robust pipeline systems, developed systems for trivia/merge/match games and their retention features, along with my main PopUps and Tutorial onboarding systems, implemented UI/UX visuals with care for device responsiveness, performed intense QA testing using emulators and Prod builds to ensure quality and absence of bugs, served as support for onboarding other Devs and for any questions regarding the systems, performed some PR reviews as needed, did research and documentation to assist other Devs, as well as reports on processes and game status.
As a Unity game developer at Plundervolt from May 2023 to December 2023, I conducted systems analysis and gameplay improvements. I implemented front-end features in collaboration with artists and developed complex systems such as skill trees, Breadth First Search movement, and battle systems for a Turn-based RPG. Applying optimization practices like SOLID, I ensured gaming performance and scalability. Working in multidisciplinary teams, I resolved technical and creative challenges to deliver the final product.
As a software developer at Zoyd Software from September 2022 to January 2023, focusing on enhancing system functionalities and creating game projects. I developed virtual and augmented reality experiences, integrated NFTs via APIs into augmented reality apps, and designed collision systems for isometric combat games. Using APIs, databases, and Firebase Analytics, I optimized projects. I also prioritized documentation, code refactoring, and coding standards.
As a web developer at IDSingular from September 2020 to January 2022, I focused on front-end implementation in collaboration with UX designers to create web interfaces for gamers. I developed and optimized games for web browsers, using JavaScript, Node.js, Socket.IO, and Firebase for API and database connections. I implemented data encryption for security, developed multiplayer systems with evaluators creating rooms, and designed ranking, evaluation, and trial systems. Additionally, I managed file uploads and database integration for exams, actively participating in testing and debugging for game quality assurance.
As an instructor at Magic Star - School from August 2019 to March 2020, I managed programming and game design courses for children and teenagers. I coordinated workshops, developed gamification for student assessment, and provided individualized support. Collaborating with the pedagogical team, I contributed to educational strategies and simplified the creation of gamification questionnaires for teachers.