API Platform Engineer (George Western Cape, On-site) at Badger Holdings (Pty) Ltd

What You’ll Do

You’ll own and shape the API layer of the platform:

• Define and enforce API design standards aligned with OpenAPI 3.1
• Architect and manage Azure API Management (APIM) across internal and external APIs
• Design API versioning strategies that enable evolution without breaking consumers
• Build API templates and code generators for consistency and speed
• Implement API security standards (OAuth 2.0, JWT, rate limiting, IP restrictions)
• Establish contract testing practices to prevent breaking changes
• Build and maintain the API documentation portal
• Act as the quality gate, reviewing APIs before production release
• Create mock services to enable parallel development
• Define integration patterns across systems within the Group

Engineering Contribution (Non-Negotiable)

You’re not just defining standards, you’re building:

• Design, develop, and maintain production-grade APIs using C# and ASP.NET Core
• Contribute to backend engineering and platform development efforts
• Build reusable API components, templates, and frameworks
• Participate in code reviews, testing, and engineering best practices
• Support the modernisation of legacy systems into API-driven services

Requirements

What You Bring

• 5+ years experience in API development or API platform engineering
• Proven experience building and maintaining API platforms at scale
• Deep understanding of REST principles and real-world application
• Hands-on experience with Azure API Management (or similar gateways)
• Ability to design and write OpenAPI specifications from scratch
• Strong understanding of API security (OAuth 2.0, OpenID Connect, JWT, threat modelling)
• Proficiency in C# and ASP.NET Core Web API
• Experience with API testing and contract testing tools

 Education

• Degree or Diploma in Computer Science, Information Technology, Software Engineering, Computer Engineering, or a related technical field

Advantageous:

• Certifications in cloud platforms, API management, or platform engineering (Azure preferred)
• Equivalent practical experience building and maintaining production APIs and distributed systems will be considered.