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I will build a scalable backend API or rest API for your web app
Marjan Tomev
Level 1
About this gig
Need a reliable backend system for your web application or SaaS platform?
I help startups, businesses, and developers build scalable backend APIs that handle authentication, data, business logic, and integrations reliably as your project grows. Alongside freelancing, I work as a developer at Swiss Post building production applications with ASP.NET Core, Angular and Azure, so I bring real enterprise standards to every project.
What I can help you with:
- REST API development
- User authentication and login systems
- Database design and management
- Third party API integrations
- Scalable backend architecture
What you'll get:
- Clean and maintainable backend code
- Secure and reliable API structure
- Source code included
- Organized database setup
- Scalable system architecture
Tech stack:
- Python / Django / FastAPI
- Node.js / Express
- Java / Spring Boot
- PostgreSQL / MySQL / MongoDB
Not sure what backend setup your project needs? Send me a message and we'll figure out the right solution together.
Get to know Marjan Tomev
Marjan Tomev
Website and Web App Developer for Businesses
Level 1
- FromSwitzerland
- Member sinceJul 2024
- Avg. response time1 hour
- Last delivery6 days
Languages
English, Bosnian, Macedonian, Croatian, German, Bulgarian, Serbian
I help businesses and founders turn ideas into real digital products — websites, web apps, or full SaaS platforms.
I work as a developer at Swiss Post and PostFinance building production applications with modern stacks and enterprise standards. That experience means every project gets treated with real professionalism.
My focus is clean code, clear communication, and building things that actually work.
Have a project in mind? Send me a message and let's figure it out together.
My Portfolio
FAQ
Can you build backend systems for existing applications?
Yes. I can build new backend systems or continue development on existing applications, APIs, and databases depending on your project requirements.
I'm not a developer myself — can you still help me?
Absolutely. Most of my clients are founders or business owners, not developers. You don't need to understand the technical details — just tell me what your application needs to do and I'll handle the rest. We can communicate in plain language throughout the project.
Can you create authentication and user management systems?
Yes. I can implement secure authentication systems including login, registration, JWT authentication, user roles, and account management functionality.
Can you integrate third-party APIs or external services?
Absolutely. I can integrate payment systems, external APIs, authentication providers, cloud services, and other third-party platforms into your backend system.
Will the backend be scalable for future growth?
Yes. I focus on building backend systems with clean architecture and scalable structure so your application can grow more easily over time.
