We are looking for an experienced API Developer (Backend) for a 3 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 within Azure Cloud environment.
Deploy and manage applications using Azure App Services, ensuring high availability and performance.
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.

Requirements

Strong backend development experience using C#, .NET (Core and Framework), and Node.js.
Experience using Azure DevOps for CI/CD pipelines, repositories, and release management.
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.