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South Africa: Full Stack UI Developer

South Africa: Full Stack UI Developer

Posted on 2025-05-20 00:00:00

Employer Unspecified
Category IT / Computing / Software
Location ZA  / South Africa

Job Summary

We are looking for a skilled Full Stack UI Developer to join our growing development team. The role requires expertise in React.JS and JavaScript, Microsoft technologies (.Net Core 8, C#), and SQL Server, along with a strong grasp of web application security. The successful person will help build new features, maintain existing components, and ensure tight integration between the front-end and back-end layers. What you’ll do: Front-end Design and develop responsive UI components using React.JS and modern JavaScript Implement component-based architecture and manage state using React Query Integrate frontend components with RESTful APIs from the .Net Core back-end Optimize web applications for performance, responsiveness, and accessibility Implement routing using React Router and ensure cross-browser compatibility Enforce front-end security, including token storage, request sanitization, and HTTPS protocols Back-end Develop and maintain .Net Core 8 RESTful APIs for front-end and integration partner use Implement secure authentication and authorization mechanisms (e.g., JWT, OAuth2) Enforce data-level and role-based access controls within API endpoints Handle background services and data processing logic using C# and .Net Core libraries Database (MS SQL Server) Design, create, and optimize SQL queries, views, and indexes Perform data modeling, schema updates, and database performance tuning Implement data migration processes (e.g., Genie3 to Genie4 upgrade paths) DevOps Quality Use version control tools like Git/Azure DevOps to manage code changes Participate in code reviews, unit testing, and continuous integration Collaborate in Agile ceremonies such as daily standups Debug and troubleshoot issues across the full stack (UI/API/DB) Security Compliance Ensure code adheres to internal and external compliance standards Implement protection against brute-force attacks, SQL injection, and query string exposure Collaborate with security and DevOps teams to audit and reinforce application hardening Your expertise: Proven experience in full stack development with React.JS and .Net Core Strong JavaScript/ ES6, HTML5, CSS3 skills Deep knowledge of React, React Hooks, component lifecycle, and state management Solid experience with .Net Core 6/8 APIs and C# back-end logic Proficiency with SQL Server, stored procedures, and data handling best practices Experience building secure, scalable web applications Familiarity with Git-based workflows and Azure DevOps pipelines Understanding of OWASP security principles and secure coding practices Desirable: Experience working with Razor or Blazor in Microsoft web applications Familiarity with SAML SSO integration and identity providers like Auth0 Understanding of proxy APIs and secure partner integration patterns Experience with containerized environments (Docker/Kubernetes) is a plus Tools Technologies You Will Use React JS .Net Core 8, C#, Visual Studio MS SQL Server Management Studio (SSMS) Azure DevOps, Git, Postman, Swagger Agile Project Management tools (DevOps Boards) Qualifications required: Bachelor’s degree in Computer Science, Information Technology, Software Engineering, or a related field Soft skills: Strong problem-solving and debugging ability Effective verbal and written communication Self-motivated, detail-oriented, and organized Ability to work independently as well as in a collaborative team environment Other information applicable to the opportunity: Contract Position Location: Remote (In South Africa) Level: Senior (7 years experience)Â

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