I will build scalable backend rest apis with java spring boot or fastapi

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Aman R

About this gig

Need a backend that won't break when your users grow? I build production-grade REST APIs that are clean, secure and easy to maintain.


I'm a Software Engineer who has shipped real systems: an HRMS and hiring portal serving 1000+ users, live financial platform APIs, and an enterprise Digital Asset Management platform.


What I deliver:

  • REST APIs in Java Spring Boot, Python FastAPI or ASP.NET Core
  • Clean architecture (Controller, Service, Repository layers)
  • Database design in PostgreSQL, MySQL or Supabase
  • JWT authentication and role-based access
  • Validation, error handling and Swagger/OpenAPI docs
  • Deployment to Render, Vercel, AWS or a VPS

Perfect for: HRMS, admin dashboards, SaaS backends, hiring portals, mobile app backends and API integrations.


Why me: fast communication, clean documented code, and full source code ownership.


Please message me before ordering so we can scope your project correctly.

Get to know Aman R

Aman R

Software Engineer

  • FromIndia
  • Member sinceSep 2026
  • Avg. response time1 hour
  • Languages

    Hindi, English
I am a Software Engineer with strong backend depth across ASP.NET Core, Java Spring Boot, and Python FastAPI. I have built and deployed live financial platforms, enterprise DAM systems, and HRMS products serving over 1000 users. I specialize in owning backend APIs, database design, and media-processing pipelines.

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