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$
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I will fix your unity game bugs crashes errors UI logic performance
Marshall
4.3
4.3
About this gig
Need help fixing Unity bugs, creating UI, or improving your game's performance?
I will diagnose and fix your Unity project with clean, professional solutions. With 3+ years of commercial game development experience, I have worked on real game projects and understand how to solve complex technical issues.
I can help with:
- Unity C# scripting and debugging
- Gameplay bugs and logic issues
- UI screens from scratch and UI implementation (uGUI & UI Toolkit)
- UI scaling, layouts, and responsive design
- Crashes, errors, and build issues
- Performance optimization and profiling
- Loading time improvements
- Asset and memory optimization
- Code refactoring and technical improvements
- Plugin and SDK troubleshooting
Common problems I fix:
- Broken features and unexpected behavior
- Console errors and exceptions
- Slow startup and loading times
- Frame drops and performance bottlenecks
- UI layout and usability issues
Why work with me?
- 3+ years professional experience
- Experience working on commercial games
- Clean, maintainable C# solutions
- Clear communication and documented fixes
Send me a message, and I'll help bring your Unity game to the next level!
Get to know Marshall
Marshall
AAA Intermediate Unity and Unreal Programmer
- FromAustralia
- Member sinceDec 2025
- Avg. response time1 hour
- Last delivery2 weeks
Languages
English
I’m an intermediate gameplay and backend programmer with nearly 3 years of professional industry experience and 10+ years of Unity experience. I’ve worked on Age of Empires II, Age of Mythology: Retold, and an Unreal MMO/RPG ChronoForge, contributing to gameplay systems, UI, multiplayer, optimization, tools, bug fixing, etc.
I specialize in small to medium tasks—perfect if you need reliable support for a few hours a week, or during busy periods like launch, holidays, or content updates.
FAQ
Can I contact you outside Fiverr or pay via PayPal/email?
For your safety and mine, I only work and accept payment through Fiverr. Any requests to contact me outside Fiverr or to use external payment methods will be ignored and reported. All communication, project files, and delivery must stay on the Fiverr platform.
Reviews
3 reviews for this Gig
| (2) | ||
| (0) | ||
| (1) | ||
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| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
C 
cyrus678345
Germany
Ongoing collaborationThe goal of this order was to fix the UI issues in my Steam port so the game could finally be released. To be fair, a large portion of the UI issues were successfully fixed. However, the work was never fully completed. I still don't have a game that is ready for release, which was the main purpose...
$600-$800
Price
3 months
Duration
Helpful?C cliffordpriest
United States
Marshall was awesome to work with. Extremely responsive and listened to my concerns. Delivery was quicker than expected and he exceeded what I expected. Would recommend!
$50-$100
Price
3 days
Duration
Helpful?C cyrus678345
Germany
Ongoing collaborationAmazing developer! He completely fixed all the multi-resolution and aspect ratio issues for my Steam port. The UI now scales perfectly on everything from Full HD to the Steam Deck. Very professional, fast communication, and all underlying bugs were resolved. Highly recommended!
$200-$400
Price
10 days
Duration
Helpful?
Reviews
3 reviews for this Gig
| (2) | ||
| (0) | ||
| (1) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
C cyrus678345
Germany
Ongoing collaborationThe goal of this order was to fix the UI issues in my Steam port so the game could finally be released. To be fair, a large portion of the UI issues were successfully fixed. However, the work was never fully completed. I still don't have a game that is ready for release, which was the main purpose...
$600-$800
Price
3 months
Duration
Helpful?C cliffordpriest
United States
Marshall was awesome to work with. Extremely responsive and listened to my concerns. Delivery was quicker than expected and he exceeded what I expected. Would recommend!
$50-$100
Price
3 days
Duration
Helpful?C cyrus678345
Germany
Ongoing collaborationAmazing developer! He completely fixed all the multi-resolution and aspect ratio issues for my Steam port. The UI now scales perfectly on everything from Full HD to the Steam Deck. Very professional, fast communication, and all underlying bugs were resolved. Highly recommended!
$200-$400
Price
10 days
Duration
Helpful?
