I will build your rest API or web application using java, go or python


About this gig
Are you looking for a reliable backend developer to build or fix your web application, REST API, or database system?
I am a Computer Science student at Istanbul Aydin University with hands-on experience building real production projects. My live social platform mymood.com is built from scratch and running in production proof that I deliver working software, not just theory.
What I can build :
- REST APIs with authentication (JWT, session-based)
- Full-stack web applications
- Database design and optimization (PostgreSQL, SQL)
- Bug fixing and feature additions to existing projects
- Code review of AI-generated code to ensure correctness
- GitHub migration and project structure setup
- Deployment to Render, Railway, or similar platforms
Technologies I work with:
- Backend: Java, Spring Boot, Go, Python, Django, Flask
- Frontend: React, HTMX, HTML, CSS, Tailwind
- Database: PostgreSQL, SQL
- Tools: Docker, Git, REST API design
Why choose me:
- Real project experience with live, deployed applications
- Clean, documented, and maintainable code
- Fast response time usually within a few hours
- I use AI tools to work efficiently and deliver faster
- Honest communication thr
Get to know Emir Y.
Backend Developer Java Spring Boot Go REST API
- FromTurkey
- Member sinceMay 2024
- Avg. response time1 hour
Languages
English, Turkish, German
My Portfolio
FAQ
Do you provide the source code?
Yes, full source code is included in all packages, pushed to a GitHub repository.
Yes, I can review, fix, and add features to your existing project.
Yes, I can review, fix, and add features to your existing Java, Go, or Python project.
How do we communicate during the project?
I respond within a few hours via Fiverr messages. I provide regular updates throughout the project.

