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26 Jan 2026

Permanent Back-End Developer – Affinity health vacancies

Affinity health – Posted by swipe4job Johannesburg, Gauteng, South Africa

Job Description

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Affinity health vacancies – Back-End Developer

Back-End Developer – Affinity Health Vacancies

We are looking for a skilled Back-End Developer with strong expertise in .NET, C#, ASP.NET Core, and React to design, develop, and maintain high-quality, scalable software solutions. This senior role includes technical leadership, mentoring, and collaboration with cross-functional teams to deliver robust applications.

Key Responsibilities

  • Lead back-end development, architecture, and design of scalable software solutions
  • Develop and maintain applications using C#, ASP.NET Core, and related technologies
  • Perform code reviews, optimise performance, and ensure high software quality
  • Mentor junior developers and guide the team in best practices and technical decisions
  • Troubleshoot complex technical issues and provide innovative solutions
  • Collaborate with product managers, designers, and QA teams to deliver reliable applications
  • Contribute to technical documentation and continuous improvement initiatives

Key Requirements

  • Bachelor’s or Master’s degree in Computer Science, Software Engineering, or related field
  • 5–7+ years’ experience in back-end development
  • Strong proficiency in C#, ASP.NET Core, React, SQL, and software design patterns (MVC, MVVM, SOLID)
  • Experience with scalable systems, cloud platforms (Azure, AWS, or GCP), and microservices
  • Leadership and mentoring experience within a development team
  • Excellent problem-solving, critical thinking, and debugging skills
  • Strong collaboration, communication, and project management abilities
  • Commitment to continuous learning and staying updated on industry trends

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