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I am a Senior Unity Client Engineer with over 5 years of experience creating engaging games for mobile and console platforms. My expertise lies in Unity3D, C#, and live-ops event systems, enabling me to enhance player experiences for titles with millions of daily active users. I excel in performance optimization, UI frameworks, and cross-platform adaptation, ensuring smooth gameplay across devices. My approach focuses on clean, maintainable code and effective collaboration across teams, allowing me to contribute to major projects efficiently. I harness AI-assisted development tools to streamline workflows and elevate product quality. If your project requires a skilled developer who understands the intricacies of game development and is committed to delivering exceptional experiences, I would love to discuss how I can help bring your vision to life.

I'm a game programmer with over 15 years of experience in industry. I had participated in the development of multiple commercial games across a variety of genres (ACT, ARPG, CCG, SLG) and platforms (PC, iOS, Android). Among them, 5 were successfully released and generated substantial profits, with 2 of them were led by me. I’m Proficient in Unity3D and Unreal Engine game development. I had written in-house C++ engine code for years in company. I can handle almost everything of a game such as character controller, combat system, animations, physics, networking, GUI, tools, and more. I can also help with graphic code (but NOT AAA title graphic). I'm full of passion for games and technique. I'm not only a developer, but also a hardcore player. I spend thousands of hours in games such as Street Fighter 5, Elden Ring, Cyberpunk 2077, Baldur's Gate 3. My skills 1. Languages: C++, C#, Python, Lua 2. Engines: Unity, Unreal Engine 3. Tools: Spine, Live2D, WWISE, Bullet, Box2D, IMGUI, CRIWARE Softdec 4. Fields: Gameplay, Combat System, Animations, Physics, Networking, GUI, Tools What can I do for you 1. Keep up solid communication and planning throughout the duration of development. Work hard to accomplish the goal of project. Keep kind, peaceful and good team work. 2. Build a game from ground up with any game engines (Unreal, Unity, etc.). 3.Implement gameplay features, single or multiplayer 4. Develop game tools, such as level editor, skill editor, story editor, etc. 5. Find out the bottelnecks of the game application and get them optimized. 6. Low level development such as engine plugin, garphic code, etc.

Professional freelance VFX & 3D Generalist specializing in cinematic visual effects for feature films, commercials, and online short content. I hold comprehensive command of the full end-to-end VFX workflow, proficient in all mainstream industry software: Simulation & Procedural FX: Houdini 3D Modeling, Rigging & Animation: Maya, Blender,Houdini Rendering:Houdini,Blender Compositing & Shot Finishing: Nuke

Hi, I'm Leo, a Top-Rated Plus Unity Developer with 13 years of experience. I've been a full-time freelancer on Upwork for over 9 years, maintaining 100% Job Success across 15,000+ hours. Clients rely on me for steady, responsive collaboration—I'm here every weekday, reply quickly, and keep projects moving. I take on both new builds and the work many developers shy away from: bringing legacy or broken Unity projects back to life. What I do best: • Gameplay Systems – Building puzzle mechanics, racing physics, casual games, VR/AR interactions, etc. • Integrations – Setting up ads, analytics, and platform tools (Meta Quest, SteamVR, VRChat, Map SDK). • Optimization – Profiling and fixing performance issues so everything runs smoothly on target devices. • Project Modernization & Rescue – Upgrading outdated Unity versions, fixing deprecated code, refactoring messy codebases, and porting old projects to modern platforms (WebGL, mobile, VR/AR). What clients say about working with me: "Didn't just follow instructions – added creative touches and smart improvements at every step." I focus on those extra details that make your project better. "Made everything easy and efficient... professionalism stood out." Clear communication and on-time delivery. "Always communicates... puts his heart into his work." Collaboration is smooth and straightforward. "Would hire again in a heartbeat." I aim to be your long-term partner. My specialties: • Fun games (Puzzles, Casual, Racing – Mobile / PC) • VR & AR experiences (Meta Quest apps and games) • Interactive tools and applications • Quick prototypes and test versions • Legacy project recovery, upgrades, and platform porting If you have an old Unity project that needs a steady hand, or a new idea you want built right the first time, let's talk. I'm ready to help bring it to life.

I’m a developer experienced in game dev for small and medium-sized game. I am familiar with every module of Unity. If you want to develop a game, I can help.

Core Technical Delivery (Blueprint Programming): 7 years of specialized experience building production-ready, modular, high-performance Blueprint systems for UE4/UE5. Core services include ARPG combat systems, character controllers, gameplay mechanics, AI logic, animation blueprints, full game system builds (inventory/quest/save/UI), virtual production cinematics, bug fixing and performance optimization. Game Design & Leadership Background (Planning & Production): 16 years of end-to-end game industry expertise, with 6 years of tenure as Narrative Designer, Systems Designer, Lead Designer, and Game Producer. Led the core design of a commercial MMORPG that hit over RMB 100 million in revenue within 60 days of launch, with full mastery of game design fundamentals, player experience and commercial project delivery. Unique Value: I don’t just execute Blueprint code — I understand your game’s vision. I deliver technically stable solutions that perfectly align with your gameplay and commercial goals, with clear communication, on-time delivery and full technical support.