I will develop and integrate rest API using dotnet core

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Dawid M

About this gig

Are you looking for a skilled .NET developer who can design, build, and optimize scalable, secure, and reliable APIs for your application?


You are in the right place!


What I Offer:

  • Custom RESTful API Development using .NET Core / ASP.NET
  • Integration of third-party APIs & external services (gateways, CRMs, cloud platforms, social media APIs, etc.)
  • Secure authentication & authorization with JWT / OAuth2 / IdentityServer
  • Database integration with SQL Server, PostgreSQL, or other relational databases
  • Real-time communication with SignalR / WebSockets (if needed)
  • API documentation with Scalar / Swagger / OpenAPI for easy developer handoff
  • Performance optimization, monitoring & debugging to ensure stability under heavy load
  • Deployment-ready solutions with Docker containers, CI/CD pipelines


Why Choose Me?

  • Experienced Developer Proven expertise in designing clean, maintainable, and enterprise-grade APIs
  • Scalability & Security Following industry best practices to ensure your system is future-proof and safe
  • End-to-End Support From architecture design to post-delivery assistance and scaling adv

Get to know Dawid M

Dawid M

dotNET Backend Engineer

  • FromPoland
  • Member sinceMar 2025
  • Languages

    English, Polish
Experienced .NET Developer with 12 years of private coding experience, including 6 years of commercial expertise. .NET Backend Engineer specializing in distributed systems and high-availability infrastructure. I designed and built a three-tier platform managing thousands of live game servers running 24/7 - from the central orchestration layer down to individual server agents injecting directly into game processes.