Software Engineer, Full-stack JavaScript
UpstreamJohannesburg, Gauteng, South Africa
Posted March 23, 2026
Full Time
About the Company
We are a leader in mobile technology, providing innovative solutions to 1.2 billion consumers. We help businesses grow their digital reach & toolkits to optimize user experience, increase engagement, attract new customers, and boost their revenues.
Job Description
We are a leader in mobile technology, providing innovative solutions to 1.2 billion consumers. As a Software Engineer, you will be part of a competent team that works on mission–critical applications throughout the entire development lifecycle, from concept and design to developing and delivering to production. You will use a modern JavaScript tech-stack, such as React/Next.js, Express.js, to build both the public-facing and internal application modules of our products.
Requirements
- Write well-designed, testable, efficient software modules.
- Translate business specifications, designs, and wireframes into high-quality code.
- Create reusable components for the frontend component library.
- Prepare and produce releases of software modules.
- Troubleshoot and support existing products and infrastructure.
- Review, test, and debug code.
- Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review.
Benefits
- Competitive base salary
- Benefits