Senior C# API Engineer - Scalable Distributed Systems

Mukon Informatics (Pty) Ltd; Pretoria; On-site; ZAR 900,000 - 1,200,000; Full time

Job summary

Mukon Informatics (Pty) Ltd in Pretoria is seeking a senior C# API developer to design scalable RESTful services and contribute to our next generation system.

You will work closely with the software architect, implement efficient, distributed components, and ensure code quality through patterns, testing and robust data access.

The role emphasizes learning, collaboration, and delivering reliable software within an agile team while adopting modern development practices.

Qualifications

• 7-10 years of professional experience building RESTful APIs with C#.
• Strong knowledge of EF and data access patterns.
• Experience with distributed systems and asynchronous messaging.
• Familiarity with GitHub workflows and code reviews.
• Ability to mentor peers and share best practices.

Responsibilities

• Develop scalable RESTful APIs in C# and .NET Core.
• Collaborate with the software architect to translate specifications into robust components.
• Apply best practices and design patterns to ensure maintainability.
• Optimize performance and data access, including addressing N+1 issues.
• Participate in agile prioritization and sprint planning.
• Contribute to teaching sessions and code quality initiatives.

Skills

C#

NET Core

RESTful APIs

Entity Framework

CQRS

Git/GitHub

Unit testing

End-to-end testing

Distributed systems

Asynchronous messaging

Performance optimization

Data access patterns

Code quality

Problem solving

Communication skills

Tools

GitHub

Job description

Mukon Informatics (Pty) Ltd in Pretoria is seeking a senior C# API developer to design scalable RESTful services and contribute to our next generation system.

You will work closely with the software architect, implement efficient, distributed components, and ensure code quality through patterns, testing and robust data access.

The role emphasizes learning, collaboration, and delivering reliable software within an agile team while adopting modern development practices.