Matheus Simões
@matheussimes
Senior game developer specializing in Unity VR/AR/XR and AI-powered experiences.
What I'm looking for
I’m a Senior Game Developer with 10 years of experience in game and software development, specialized in Unity, Unreal Engine 5, and C#. I bring strong backend foundations in .NET, Python, PHP, and AWS, and I’ve shipped immersive VR/AR/XR experiences from gameplay programming and performance optimization to publishing across Meta Quest Store, Apple App Store, and Google Play.
I’ve delivered 43+ immersive brand experiences and shipped a mobile game with 100K+ downloads, while also founding a studio that handled end-to-end product ownership from architecture to pricing. I’m currently Senior Developer & Lead Product Owner, and I’m pursuing an M.Sc. in Computer Science (Machine Learning) at Georgia Tech—applying computer vision and LLM integration to games and XR.
Experience
Work history, roles, and key accomplishments
Senior Developer & Lead Product Owner
Real Games Studio / YDreams Global
Nov 2023 - Present (2 years 9 months)
Promoted to Senior Developer and Lead Product Owner, owning product decisions and technical direction for interactive projects. Build VR/AR/XR experiences in Unity (OpenXR, Meta SDK) end-to-end with gameplay programming, shaders, and performance optimization under live-event deadlines.
Founder & Lead Developer
TopMid Studio
Jan 2020 - Present (6 years 7 months)
Founded and led an end-to-end studio covering proposal, pricing, architecture, development, and deployment across Unity, Unreal Engine 5, and web. Developed VR digital-twin training simulations and an AI-powered WhatsApp assistant SaaS with LLM integration and tiered subscription pricing.
Backend & Game Developer (Remote)
Lumina Lab
Feb 2025 - Jul 2025 (5 months)
Developed a VR + AI product that generates dynamic construction models by combining a Unity (C#) client with a .NET and Python/PyTorch backend for computer vision. Shipped to major app stores and implemented in-app payments, including automated CI/CD with GitHub Actions.
Game Developer (Remote)
Sony Music Entertainment
May 2024 - May 2025 (1 year)
Built a multiplayer corporate game in Unity (WebGL) with internal messaging, submissions, voting, and quiz systems. Designed and implemented an AWS backend using PHP and JavaScript with MySQL REST APIs consumed by the Unity client, supported by GitHub Actions CI/CD pipelines.
Game Developer
Clickideia Educational Technology
Jul 2022 - Aug 2023 (1 year 1 month)
Independently created educational games and interactives for K-12 public education in Unity, Construct 3, and Phaser. Owned development through portal approval and published WebGL/mobile builds via AWS.
Game Developer & Team Leader
67 Bits Studio
Mar 2022 - Mar 2023 (1 year)
Promoted from Game Developer to Team Leader and led the team shipping 20+ hypercasual mobile titles in Unity/C# to Google Play. Integrated Android and Facebook SDKs and owned the delivery pipeline and code standards.
Game Developer (Remote)
Black Mamba Games Studio
Dec 2021 - Aug 2022 (8 months)
Developed a Web/mobile NFT game in Unity/C#, implementing marketplace and blockchain integrations. Worked on game systems integrating decentralized components.
Full-stack Developer
GoFretes
Sep 2021 - Jan 2022 (4 months)
Built freight-quotation web features using ASP.NET MVC, C#, JavaScript, and MySQL, with versioning on Microsoft Azure. Contributed to web functionality supporting quotation workflows.
Junior Game Developer (Remote)
Perimeter / Marathon
Jun 2021 - Aug 2021 (2 months)
Delivered a Unity/C# parametric-design software solution with WebGL deployment in a short 3-month engagement. Worked in English with weekly client meetings, using Kanban and Git/GitHub for planning and versioning.
Undergraduate Research
Catholic University of Petrópolis (UCP)
Jan 2015 - Jan 2019 (4 years)
Developed a VR exposure-therapy system grounded in CBT, with AI mediation to adapt session difficulty in collaboration with psychologists. Implemented in Unity/C#, targeting Google Cardboard and later Meta Quest 2, including MRTK2 experiments and ongoing thesis work with local LLM integration.
Education
Degrees, certifications, and relevant coursework
Georgia Institute of Technology
Master of Science, Computer Science (Machine Learning)
2026 -
Activities and societies: Work focused on computer vision and LLM integration for games/XR (thesis project).
Pursuing an M.Sc. in Computer Science with a Machine Learning specialization, applying computer vision and Large Language Model (LLM) integration to games and XR.
Catholic University of Petrópolis (UCP)
Bachelor of Engineering, Computer Engineering
2017 - 2021
Activities and societies: Undergraduate research on a VR exposure-therapy system for social phobia, using AI mediation to adapt session difficulty; built in Unity/C# and experimented with device targets (e.g., Google Cardboard and Meta Quest 2).
Completed a B.Eng. in Computer Engineering at the Catholic University of Petrópolis (UCP).
Availability
Location
Authorized to work in
Website
matheussimoes.devJob categories
Skills
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