.NET Core Developer Needed for .NET API Build Initiative

TechFlow Inc

Freelance · Remote · Flexible hours

About the role

TechFlow Inc is launching an integration project that will connect its billing system, CRM, and several internal APIs. We need a .NET Core Developer who can design and implement robust services that synchronize data, handle authentication, and ensure low‑latency communication across platforms.

Key responsibilities

• Develop micro‑services in .NET Core to bridge billing, CRM, and internal APIs.
• Implement secure token‑based authentication and error handling.
• Write unit and integration tests to guarantee data integrity.
• Collaborate with product owners to define integration endpoints and data mappings.
• Monitor performance and optimize services for scalability.

Must-have skills

• Strong experience with .NET Core and C#.
• Proficiency in Azure services (App Service, Functions, Service Bus).
• Understanding of RESTful API design and OAuth.
• Ability to write clean, testable code and use CI pipelines.

Nice to have

• Experience with Docker and container orchestration.
• Familiarity with message queues like Azure Service Bus or RabbitMQ.
• Knowledge of SQL/NoSQL databases for data synchronization.