South Africa: Senior PHP Developer (Hybrid) (PTA) posted by Datafin
Posted on 2025-07-02 00:00:00
| Employer | Datafin |
|---|---|
| Category | Development |
| Location | South Africa / South Africa |
Job Summary
Pretoria/Centurion – Gauteng – South Africa
- Build scalable PHP applications using Laravel (they run both 6.x and 12.x projects)
- Maintain and evolve RESTful and gRPC APIs that support their Android (Kotlin) and iOS (Objective-C) apps
- Implement real-time features using sockets (WebSockets and gRPC bi-directional streams)
- Lead the design and integration of webhook-based systems (both hosted and third-party)
- Optimise PostgreSQL queries, manage queue workers, and use Redis for caching and job orchestration
- Work on infrastructure-as-code, deployment and scaling via Kubernetes and Bitbucket CI/CD on AWS
- Mentor junior developers and help standardise development practices and architectural decisions
- Collaborate on upcoming features like IoT data feeds, PTT (Push-to-Talk), and live video stream integrations
- Contribute to debugging cross-platform issues, performance tuning, and incident response
- 5+ years of PHP backend experience, with solid Laravel knowledge (preferably across LTS versions)
- Experience building and integrating real-time socket-driven systems (e.g. WebSockets or gRPC)
- Proven ability to design scalable, secure REST and event-driven APIs
- Strong database skills (PostgreSQL preferred, bonus if you’ve used PostGIS)
- Proficiency with Redis (queueing, caching), Docker, and CI/CD workflows
- Exposure to webhook architectures (creating and consuming), and handling external service integrations
- An eye for performance and maintainability, especially across large-scale deployments
- Bonus: experience with PTT, live video/audio feeds, IoT data streaming or BLE integrations
- Bonus: experience improving legacy platforms or introducing developer process/tooling improvements
- Proactive mindset and strong problem-solving skills
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