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English
$
USD
I will fix bugs and develop features in your java spring boot project
yu zhao
About this gig
Need your Java project fixed, finished, or improved without the headache? I've got you.
As an experienced Java developer with an enterprise/ERP background, I help busy clients solve real problems not just write code, but make sure it actually works and you don't have to worry about it.
I can help you with:
Fixing bugs & errors in existing Java code
️ Spring Boot features, REST APIs & backend logic
Connecting systems & integrating third-party services
Code review & troubleshooting
Getting an unfinished or broken project running
Why work with me:
I take responsibility for the result if something breaks, I fix it
Clear, documented communication (no confusion, no surprises)
I use modern tools to deliver fast, clean, reliable code
Honest about what's possible before you order
Not sure if I can help? Send me your code or describe the problem I'll tell you honestly and give you a quote.
Get to know yu zhao
yu zhao
Java and Python Developer, APIs, Automation and Data
- FromChina
- Member sinceMay 2025
- Avg. response time1 hour
Languages
Chinese, English
Hi! I'm a software developer with a Java and enterprise background, helping clients build reliable backends and automate repetitive work.
What I do best:
☕ Java & Spring Boot — REST APIs, bug fixes, backend dev
🐍 Python automation — Excel, CSV cleaning, reports
🗄️ Data processing — clean, merge, analyze your data
Why work with me:
I take responsibility — if it breaks, I fix it
Free testing on your sample files first
Clean, commented code you can re-run anytime
Quick replies, usually within 1 hour
Let's get it done.
My Portfolio
Other Software Development Services I Offer
FAQ
I'm not sure what's wrong with my code. Can you still help?
Yes! Just send me your code and describe what's happening. I'll investigate, find the issue, and tell you honestly what can be done before you order.
Will you provide the source code?
Absolutely. You'll receive the full, working source code for everything I deliver.
What do you need from me to get started?
Your code or project files, a clear description of the problem or feature, and any error messages or screenshots you have.
Do you communicate by message or call?
I work mainly through Fiverr messages so everything is clear and documented. This helps avoid misunderstandings and keeps a written record for both of us.
