Filipe Z.
Senior Unity Developer | Games | PC, Mobile & WebGL
13+ Years of Experience | Unity Development | PC, Mobile & WebGL Hi! I'm Filipe, a Senior Unity Developer with over 13 years of experience building, improving, and shipping Unity projects across PC, mobile, and WebGL. I can help both with projects built from scratch and with existing games that need new features, refactoring, performance improvements, bug fixing, SDK integrations, or support getting to release. My focus is not only on making things work, but on building systems that are clean, maintainable, scalable, and suitable for long-term development. 𝐆𝐚𝐦𝐞 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 & 𝐆𝐚𝐦𝐞𝐩𝐥𝐚𝐲 Unity game development, gameplay systems, game mechanics, prototyping, UI integration, progression systems, tools, and implementation of new features. I can join an existing codebase or help build the technical foundation of a new project. 𝐏𝐫𝐨𝐠𝐫𝐚𝐦𝐦𝐢𝐧𝐠 & 𝐒𝐨𝐟𝐭𝐰𝐚𝐫𝐞 𝐀𝐫𝐜𝐡𝐢𝐭𝐞𝐜𝐭𝐮𝐫𝐞 Unity, C#, SOLID principles, design patterns, dependency injection, modular systems, ScriptableObjects, event-driven architecture, reusable components, and maintainable codebases. I have experience designing core architectures intended to support continuous feature development without turning the project into difficult-to-maintain code. 𝐏𝐞𝐫𝐟𝐨𝐫𝐦𝐚𝐧𝐜𝐞 & 𝐎𝐩𝐭𝐢𝐦𝐢𝐳𝐚𝐭𝐢𝐨𝐧 Profiling, CPU/GPU optimization, rendering optimization, draw call reduction, memory management, object pooling, mobile performance, and optimization of existing Unity systems. I can help identify bottlenecks and improve projects that are struggling with performance, scalability, or technical debt. 𝐌𝐨𝐛𝐢𝐥𝐞, 𝐌𝐨𝐧𝐞𝐭𝐢𝐳𝐚𝐭𝐢𝐨𝐧 & 𝐁𝐚𝐜𝐤𝐞𝐧𝐝 𝐈𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧 Android and iOS development, Firebase, authentication, Firestore, analytics, crash reporting, In-App Purchases, advertising, monetization systems, and third-party SDK integrations. I have worked with production mobile games involving services such as Firebase, Ads, IAP, analytics, social platform integrations, and platform-specific functionality. 𝐏𝐥𝐚𝐭𝐟𝐨𝐫𝐦𝐬 & 𝐃𝐞𝐩𝐥𝐨𝐲𝐦𝐞𝐧𝐭 PC, Android, iOS, and WebGL. I can help with platform-specific issues, build configuration, deployment, Google Play and App Store preparation, WebGL compatibility, and release-related troubleshooting. 𝐄𝐱𝐢𝐬𝐭𝐢𝐧𝐠 𝐏𝐫𝐨𝐣𝐞𝐜𝐭𝐬 & 𝐓𝐫𝐨𝐮𝐛𝐥𝐞𝐬𝐡𝐨𝐨𝐭𝐢𝐧𝐠 I am also comfortable joining projects that are already in development. I can help with: Bug fixing and debugging Refactoring and technical debt Unity version upgrades Performance problems Architecture improvements SDK and API integrations New gameplay features Mobile and WebGL issues Preparing projects for release I have worked both independently and alongside designers, artists, developers, and project stakeholders, and I value clear communication, practical solutions, and reliable delivery. If you need an experienced Unity developer to build a project, improve an existing one, solve difficult technical problems, or help bring a game to release, feel free to reach out.
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $396
Billed in all: $43,077$43k
$396 in the last 6 months
Across 52 contracts
Earnings, last 30 days
Skill rankings: Top 20% in In-App Advertising
Ranked by MRR among everyone on Upwork with the skill.
- #29In-App Advertising147 freelancers · 🇧🇷 #1Top 20%🇧🇷#1 of 1
- #125Game Development Bug Fix269 freelancers · 🇧🇷 #3Top 46%🇧🇷#3 of 7
- #159Game Prototype325 freelancers · 🇧🇷 #3Top 49%🇧🇷#3 of 10
- #235Mobile Game Development568 freelancers · 🇧🇷 #4Top 41%🇧🇷#4 of 10
- #245WebGL603 freelancers · 🇧🇷 #2Top 41%🇧🇷#2 of 8
- #378In-App Purchases1,101 freelancers · 🇧🇷 #2Top 34%🇧🇷#2 of 6
- #380Software Architecture964 freelancers · 🇧🇷 #8Top 39%🇧🇷#8 of 23
- #423Performance Optimization1,100 freelancers · 🇧🇷 #6Top 38%🇧🇷#6 of 13