Browse categories
Explore
Fiverr Pro
English
$
USD
I will fix flask bugs, 500 errors and backend issues
Alex Mate
About this gig
If your Flask app is throwing errors, returning 500 responses, breaking on login, or failing API/database logic, I will diagnose the issue and fix the backend problem cleanly and professionally.
I can help with:
- Flask bugs and 500 errors
- API integration issues
- Database and SQLAlchemy problems
- Authentication and session bugs
- Form and route issues
- Code cleanup and backend fixes
What you get:
- Clear diagnosis of the issue
- Clean and maintainable fix
- Professional communication
- Reliable delivery
Please message me before ordering so I can review the issue and confirm scope.
Get to know Alex Mate
Alex Mate
Python and Web App Developer , Automation and Dashboards
- FromUnited Kingdom
- Member sinceDec 2025
- Avg. response time1 hour
- Last delivery3 months
Languages
English, Romanian, Hungarian
Hi, I'm Alex - a Python and web application developer based in the UK.
I help freelancers and small business fix, improve and build Python based solutions that are reliable, easy to maintain and fit their real needs.
My work focuses on:
• Python bug fixes and code improvements
• Small automation scripts
• Web applications using Flask
• Clean, readable and well structured code.
I care about clear communication, realistic timelines and delivering work that actually solves the problem, not just "makes the code run".
My Portfolio
Other Software Development Services I Offer
FAQ
1️⃣ Do you work with production Flask apps?
Yes. I work with structured Flask applications, including apps using authentication, databases, APIs, and deployed environments.
2️⃣ Do I need to message you before ordering?
Yes. Please send a short description of the issue and relevant code so I can confirm scope and package selection.
3️⃣ Can you fix database or API integration problems?
Yes. I debug issues related to SQLAlchemy, database queries, REST APIs, and integration logic.
4️⃣ Do you refactor messy or unstructured code?
Yes. If needed, I will clean and restructure the affected part of the code to improve maintainability.
5️⃣ What if my issue is more complex than expected?
If the issue exceeds the selected package, I will provide a clear explanation and a custom offer before proceeding.
6️⃣ What information should I provide?
Please share: 1.Clear description of the issue 2.Relevant error messages or traceback 3.Python and Flask version 4.Database used (if any) 5.Environment details (local, Docker, VPS, etc.) 6.GitHub repository or code files. The more context provided, the faster and cleaner the solution.
7️⃣ How should I send you the code?
You can send the code in one of the following ways: 1.GitHub repository (recommended for larger projects) 2.ZIP file of the full project 3.Only the relevant files if the issue is isolated. For complex backend issues, repository access is strongly recommended.
