Back-End API Developer (.NET Core/C#) About Us: We're seeking skilled Back-End API Developers specializing in .NET Core and C# to join our dynamic team. You'll thrive in a forward-thinking environment, crafting scalable, high-performance RESTful APIs that power exceptional software solutions. Responsibilities: Design, develop, and maintain efficient, reusable, and reliable .NET Core APIs. Collaborate with front-end developers and stakeholders to define optimized, clear API endpoints. Ensure APIs meet high performance, scalability, security, and reliability standards. Optimize applications for maximum efficiency and scalability. Implement Test-Driven Development (TDD) and continuous integration/delivery (CI/CD) pipelines. Conduct code reviews and provide mentorship to junior developers. Troubleshoot, debug and enhance existing systems. Maintain comprehensive documentation for APIs and related procedures. Requirements: 3+ years of experience developing RESTful APIs using .NET Core and C#. Strong proficiency in .NET Core, C#, and related frameworks. Solid understanding of microservices architecture and design patterns. Hands-on experience with relational databases (SQL Server, PostgreSQL) and ORM frameworks (Entity Framework Core). Familiarity with cloud platforms (Azure, AWS) and CI/CD automation. Experience with Test-Driven Development (TDD). Knowledge of API security standards (OAuth, JWT, etc.). Excellent analytical, debugging, and problem-solving skills. Preferred Qualifications: Experience with Docker and Kubernetes. Familiarity with NoSQL databases (MongoDB, Redis). Exposure to message brokers/event-driven architecture (RabbitMQ, Kafka). Front-end experience with any combination of Razor, WinForms, WebForms, Vue.js, .NET MAUI, or Angular 16+ is a significant advantage. Seniority level: Mid-Senior level Employment type: Contract Job function: Information Technology Industries: Staffing and Recruiting #J-18808-Ljbffr