API Developer

We are looking for an experienced API Developer (Backend) for a 6-month contract to work on high-impact projects. The successful candidate will design, develop, and maintain APIs to support our business-critical applications. This is a hybrid role requiring occasional onsite work at our Johannesburg office.

Key Responsibilities

• Develop, test, and maintain APIs using C#, Node.js, and .NET.
• Collaborate with frontend developers and business teams to integrate APIs with internal and external systems.
• Ensure APIs are secure, scalable, and well-documented.
• Optimize and refactor existing codebases where necessary.
• Support and troubleshoot production issues related to APIs.
• Contribute to system design discussions and technical decisions within the team.
• Follow agile development methodologies and participate in sprint ceremonies.
• Key Skills and Experience:
• Strong backend development experience using C#, .NET (Core and Framework), and Node.js.
• Solid understanding of RESTful API principles and microservices architecture.
• Experience with SQL Server or other relational databases.
• Familiarity with containerization (Docker) and CI/CD pipelines.
• Experience working in agile environments.
• Knowledge of authentication protocols (OAuth2, JWT) and secure coding practices.
• Strong debugging and problem-solving skills.
• Excellent communication and teamwork abilities.