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I will build rest API backend using java spring boot
Ismail Khan
About this gig
Are you looking for a reliable Java Spring Boot developer to build your backend? I specialize in developing clean, scalable, and production-ready REST APIs using Spring Boot with strong knowledge of Domain-Driven Design (DDD) and Test-Driven Development (TDD) practices.
What I offer:
Custom REST API development using Java Spring Boot
Database integration (MySQL, PostgreSQL, MongoDB)
Clean architecture with proper layering (Controller, Service, Repository)
Authentication & security (JWT, Spring Security)
Detailed code comments for easy understanding
ML model integration into your existing application (Python-based models)
Bug fixing and code optimization for existing Spring Boot projects
I have hands-on experience building full-scale applications, including e-commerce platforms, with a strong focus on clean code, best practices, and maintainable architecture.
Why choose me?
· Clear communication throughout the project
· Well-documented and commented source code
· On-time delivery
· Open to revisions until you're satisfied
Whether you need a simple API, a complete backend system, or want to add intelligent ML features to your app, I'm here to help turn your idea
Get to know Ismail Khan
Ismail Khan
Senior Backend Engineer, Java Spring Boot Clean APIs
- FromPakistan
- Member sinceApr 2021
- Avg. response time1 hour
Languages
Urdu, German, English
Senior Software Engineer with a Master’s Degree in CS. I specialize in building scalable, production-ready backend architectures and REST APIs using Java Spring Boot, TypeScript, and Cloud technologies.
Guided by Clean Architecture, Domain-Driven Design (DDD), and TDD principles, I build maintainable systems with secure auth (JWT/OAuth2), efficient databases (PostgreSQL/Supabase), and Docker/CI/CD pipelines. I also integrate AI/ML models into enterprise apps.
Focused on clean code, clear communication, and timely delivery. Let's build a rock-solid system for your business!
My Portfolio
FAQ
Q1: What information do you need to start the project?
A: Please share your project requirements, any API documentation or database schema (if available), and your preferred tech stack (e.g., MySQL, PostgreSQL). The more details you provide, the faster and more accurately I can deliver.
Q2: Do you provide the source code?
A: Yes, full source code is provided in all packages along with proper comments so you can easily understand and modify it later.
Q3: Can you integrate a database with my API?
A: Yes, I can integrate MySQL, PostgreSQL, MongoDB, or any database of your choice depending on your project needs (available from the Standard package onwards).
Q4: Do you offer ML/AI integration services?
A: Yes, I can integrate machine learning models into your Spring Boot application, especially in the Premium package. Please share your ML requirements before ordering.
Q5: Will you provide support after delivery?
A: Yes, I offer revisions as per your selected package. For additional support beyond the agreed revisions, we can discuss a custom arrangement.
Q6: Can you work with an existing project instead of building from scratch?
A: Absolutely. I can review your existing Spring Boot project, fix bugs, optimize performance, or add new features.
Q7: How long will the project take?
A: Delivery time depends on the package you choose — Basic (3 days), Standard (5 days), Premium (7-10 days). For complex projects, we can discuss a custom timeline.
Q8: Do you sign NDAs?
A: Yes, I'm happy to sign an NDA if your project requires confidentiality.
