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I will fix bugs issues crashes optimize fps memory add features 2d game unity3d project
Vitalii N.
5.0
5.0
About this gig
Please message me before placing an order.
Need a reliable Unity developer to fix bugs, crashes, broken systems, or performance issues in your project?
You've found the right gig!
I am a Senior Unity Developer with 6+ years in Unity and 10+ years in C#. I help clients debug, optimize, and improve Unity projects for Android, iOS, PC, and WebGL.
I can help with:
- Custom 2D & 3D Cross-Platform Game Development
- Bug fixing, game polishig and crash investigation
- Engaging Gameplay Mechanics and Features
- FPS, memory, and loading optimization
- Unity build errors and broken project setup
- Gameplay fixes and feature additions
- UI, progression, save system, and logic issues
- SDK conflicts and integration problems
- Code cleanup, refactoring, and architecture improvements
- WebGL, mobile (iOS & Android), and cross-platform stability issues
Why choose me:
- 6+ years of Unity experience
- 10+ years of C# experience
- clean, scalable, maintainable code
- strong debugging and optimization skills
- clear communication and reliable delivery
Send me your issue, Unity version, platform, and project details, and I will help you choose the best next step.
Get to know Vitalii N.
Vitalii N.
Unity Game Developer: 2D, 3D, PC, AR, Web, Mobile, Multiplayer, SDKs, Bug Fixing
- FromUkraine
- Member sinceSep 2025
- Avg. response time2 hours
- Last delivery3 days
Languages
English, Ukrainian, Russian
🎮 Senior Unity Developer | 6+ years in Unity, 10+ years in C#
📦 I help clients with:
• cross-platform game development: Android/iOS, PC, AR, Web
• prototyping
• reskinning
• gameplay systems
• SDK/API integration
• bug fixing
• editor tooling
• debugging and optimization
• MVPs and long-term development
🧩 Experience with:
Photon Fusion, PUN, Firebase, Supabase, Mapbox, Addressables, UI Toolkit, AR, DI, Git, REST API, WebSockets, Discord API, Xsolla, MetaMask, OneSignal, Amplitude, AdMob, AppLovin, Appodeal, Unity IAP, Unity Ads, etc.
🚀 Clear communication and production-ready delivery!
My Portfolio
Other Game Development Services I Offer
FAQ
What do you need before starting?
Please send the issue description, Unity version, target platform, project files or source access, and any logs, screenshots, or error messages if available.
Can you fix build errors on Android and iOS?
Yes. I can help with many common build issues, plugin conflicts, dependency problems, and broken project setup.
Can you optimize performance too?
Yes. I can improve FPS, memory usage, loading time, and general runtime stability depending on the project.
Can you add features, not only fix bugs?
Yes. This gig also covers small and medium gameplay features, logic improvements, UI fixes, and technical updates.
Do you work with WebGL projects?
Yes. WebGL fixes and optimization are one of my strongest areas.
Can you work without source code?
For many tasks, source access is required.
Reviews
1 reviews for this Gig
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Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
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Most relevant
N nataliasush
Ukraine
Vitalii fixed the crash in my Unity mobile game and improved performance. Communication was clear, delivery was on time, and the final build worked as expected. Highly recommended.
Up to $50
Price
1 day
Duration
Helpful?
Reviews
1 reviews for this Gig
| (1) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
N nataliasush
Ukraine
Vitalii fixed the crash in my Unity mobile game and improved performance. Communication was clear, delivery was on time, and the final build worked as expected. Highly recommended.
Up to $50
Price
1 day
Duration
Helpful?
