Phan Tien D.

Unity developer who builds mobile games that retain players and monetize. My recent hybrid-casual puzzle prototypes reached D1 45% / D7 25% retention, and I've shipped client-side features for Attack on Titan: Brave Order (1M+ downloads, 30+ person team). Nearly 5 years of Unity & C# across mobile and PC, from casual MVPs to large live titles. 2,800+ hours delivered on Upwork. WHAT I CAN DO FOR YOU - Fast MVP / prototype: a fully playable build in 2–3 weeks to validate your core loop - Casual & hybrid-casual games: gameplay, UI, economy and onboarding tuned from retention data - Monetization & SDK integration: In-App Purchases (IAP), ad mediation (AppLovin MAX / AdMob / LevelPlay), rewarded, interstitial and banner placements, analytics & attribution SDKs (Firebase, AppsFlyer / Adjust), set up cleanly so revenue goes up without hurting retention - Playable Ads (Unity Luna Playworks, WebGL, JavaScript): lightweight builds that meet ad-network size limits, using asset optimization and script stripping - Mobile performance optimization: memory, graphics, sprite and build-size reduction - Multiplayer & Web3 games: Photon (PUN / Bolt), NFT and Web3 game flow - Clean, scalable code: MVC, UniRx, design patterns, Addressables, URP, DOTween, so your team can extend it easily SELECTED WORK - Marble Flow: Sort Puzzle – built as a 3-week MVP, 10k+ downloads, D1 45% / D7 25% - Attack on Titan: Brave Order – Unity 2D client, client-server and websocket workflow (1M+ downloads in Japan) - Undead Blocks – Unity 3D multiplayer (Photon Bolt), 10,000+ active users, 2,000+ NFT wallets sold - Web3 game De:Lithe Last Memories – token listed on BitGet and Gate IO HOW I WORK I've worked in startups and large studios, remote and onsite, and led a small Agile/Scrum team of four. Expect clear milestones, honest estimates, regular updates, and fast replies. TO GET STARTED Send me your game genre, target platform and deadline (and your current SDK / ad network setup if you have one). I'll reply with a short plan and a realistic estimate.