Johannesburg: Intermediate React Native Developer (Sandton Hybrid) posted by Datafin
Posted on 2025-07-15 00:00:00
| Employer | Datafin |
|---|---|
| Category | Development |
| Location | Gauteng / Johannesburg |
Job Summary
Johannesburg – Gauteng – South Africa
- A leading company in mining technology, specializing in advanced analytics and solutions, is looking for an Intermediate React Native Developer to join their development team. The ideal candidate will have solid experience building mobile applications with React Native and Expo for both iOS and Android. This full-time role demands attention to detail, strong problem-solving abilities, and the capacity to manage complex projects in a collaborative setting. Their core values include Mission Focus, Respect, Excellence, Integrity, and Teamwork.
- Design and develop scalable mobile applications with Expo, focusing on user experience and performance.
- Write maintainable, efficient code, adhering to best practices and company standards.
- Create reusable components and libraries, optimising applications for speed and scalability.
- Collaborate with UX/UI designers for aesthetic and intuitive interfaces, and with backend developers for API integration.
- Engage in rigorous testing and debugging, ensuring reliability and robustness.
- Stay at the forefront of advancements in React Native and mobile development trends.
- Unpredictable Support Requirements: On occasion, after-hours support may be required to address bugs or customer needs. Although these incidents are infrequent, the successful candidate will be willing to carry a reasonable share of the support load as and when needed.
- 3-5 years proven experience in React Native & Expo development, with a strong portfolio demonstrating complex mobile platform builds.
- Mastery in JavaScript, HTML, CSS, and comprehensive knowledge of React Native principles, including hooks, context API, and component lifecycle.
- Proficiency in integrating native 3rd party packages within the iOS and Android native folders of an Expo project.
- Experience with Expo dev client, not just Expo Go.
- Demonstrated capability in implementing responsive designs and optimising mobile applications for maximum speed and scalability.
- Proficient with version control systems, preferably GitHub.
- Experience with push notifications.
- Experience submitting applications to the Android and Apple App Stores.
- Familiarity with Agile development methodologies, demonstrating an ability to adapt and thrive in iterative development environments.
- In-depth knowledge of RESTful APIs and experience with asynchronous request handling, enhancing application responsiveness and performance.
- Experience with automated testing tools and frameworks for Expo.
- Exceptional problem-solving and debugging skills.
- Exceptional attention to detail, ensuring high-quality code and user interfaces that meet or exceed design specifications.
- Excellent communication skills, with the ability to articulate technical challenges and solutions effectively to team members across functions.
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