.NET C# Backend Developer (Freelance, Per-Project Work, Ongoing Opportunities)
We are looking for a reliable and experienced backend developer with strong expertise in .NET and C# for ongoing, per-project work.
This is not a one-time job. We are building a long-term relationship with the right developer who can consistently deliver high-quality backend work across multiple projects.
**Responsibilities:**
* Build and maintain backend systems using .NET (preferably ASP.NET Core)
* Design and develop REST APIs
* Work with databases (SQL Server, MySQL, or similar)
* Debug, optimize, and improve existing codebases
* Collaborate with front-end developers when needed
**Requirements:**
* Strong experience with C# and .NET (ASP.NET Core preferred)
* Solid understanding of API design and backend architecture
* Experience with Entity Framework or similar ORM
* Comfortable working independently with minimal supervision
* Good written communication (English)
**Nice to Have:**
* Experience with Azure or cloud services
* Familiarity with authentication (JWT, OAuth, etc.)
* Experience working on SaaS or multi-tenant systems
**Project Details:**
* Work is assigned on a per-project basis
* Flexible workload depending on current needs
* Fully remote
**Payment:**
* Paid per project or milestone (not hourly unless agreed)
* Payment via direct invoice (Wise, Payoneer, bank transfer, etc.)
**To Apply:**
Please include:
1. A brief introduction
2. Links to relevant past work (GitHub or portfolio REQUIRED)
3. Your typical project or hourly rate
4. A short answer to this question:
5. _How would you structure a scalable REST API in .NET?_
Applications without code samples will not be considered.
**Screening Task (Paid):**
Shortlisted candidates will be given a small paid test task (2–5 hours) before starting larger projects.
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