Senior Full-Stack Engineer: Build & Stabilize Modern Apps

Indsafri; Wes-Kaap; Hybrid; ZAR 900,000 - 1,500,000; Full time

Job summary

Indsafri is seeking a Senior Full-Stack Developer to own a partially deployed system, balancing development and support to ensure operational stability and continuity. The role covers frontend, backend, and deployment responsibilities with API-driven architectures and cloud deployments.

You will work across C#/.NET Core backend, React (TypeScript) frontend, GraphQL services, and Node.js APIs, emphasizing code quality, testing, and secure practices.

Qualifications

• 5–10 years of experience in full-stack development and application support.
• Strong experience with C#, .NET Core, and REST APIs.
• Modern frontend frameworks (React preferred).
• Backend development using Node.js and API-driven architectures.
• Experience with SQL-based databases and ORM tools.
• Understanding of MVC architecture and software design patterns.
• Exposure to cloud platforms and deployment practices.
• Strong troubleshooting, analytical, and problem-solving skills.

Responsibilities

• Diagnose, troubleshoot, and resolve bugs and performance issues across frontend and backend environments.
• Provide Level 2 technical support, collaborating with business users and internal teams.
• Ensure system stability through proactive monitoring and issue resolution.
• Design, develop, and enhance system features and applications.
• Build and maintain backend components using C# and .NET Core; develop API integrations.
• Develop front-end features with React (TypeScript) and ensure smooth user experience.
• Develop scalable APIs using Node.js and TypeScript; manage GraphQL services.
• Support CI/CD pipelines and automated deployment; deploy in cloud environments.
• Implement secure coding, validation, error handling, and data protection standards.

Skills

C# / .NET Core

React (TypeScript)

Node.js / API-driven

SQL databases / ORM

MVC architecture

Cloud platforms

Troubleshooting / problem-solving

Education

Bachelor's degree in Computer Science / IT

Tools

GraphQL

ORM tools

CI/CD tooling

Job description

Indsafri is seeking a Senior Full-Stack Developer to own a partially deployed system, balancing development and support to ensure operational stability and continuity. The role covers frontend, backend, and deployment responsibilities with API-driven architectures and cloud deployments.

You will work across C#/.NET Core backend, React (TypeScript) frontend, GraphQL services, and Node.js APIs, emphasizing code quality, testing, and secure practices.