South Africa: Senior Ruby on Rails Developer (CPT Remote) posted by Datafin
Posted on 2025-04-30 00:00:00
| Employer | Datafin |
|---|---|
| Category | Development |
| Location | South Africa / South Africa |
Job Summary
Cape Town – Western Cape – South Africa, Remote
- Implement new product features across the stackdesigning and developing both client-facing UI (in React, TypeScript/JavaScript) and Backend services (in Ruby on Rails with PostgreSQL).
- Optimize the Frontend for performance, accessibility, and responsiveness.
- Contribute to a polished, intuitive user experience by refining UI components and user flows.
- Develop robust APIs and integrations that maintain strict data consistency and perform under high concurrency.
- Ensure fault-tolerance, scalability, and security throughout our services.
- Write Unit, Integration, and End-to-end Tests.
- Setup and refine monitoring, logging, and alerting to keep our systems stable and responsive in production.
- Work closely with Product Managers, Designers, and fellow Developers to translate requirements into actionable technical solutions.
- Provide input on trade-offs, timelines, and feasibility.
- Contribute to architectural reviews and propose incremental improvements.
- While youll focus heavily on hands-on coding, youll also weigh in on design decisions to ensure future scalability and maintainability.
- Lead by example in code reviews, offering constructive feedback and guidance.
- Support the growth of less-experienced Developers while continuing to hone your own skills.
- Keep an eye on industry trends, experiment with tools and frameworks, and introduce incremental improvements that enhance development velocity and product quality.
- Experience: 8+ years of hands-on Software Development, including a proven track record working across the stack (Frontend and Backend) on production-grade applications.
- Frontend Skills: Proficiency with modern Frontend frameworks (e.g., React) and JavaScript/TypeScript. Strong grasp of responsive design, accessibility, and performance optimization.
- Backend Proficiency: Experience building and operating distributed systems, GraphQL/RESTful APIs, and data-intensive applications.
- Comfort with relational databases (PostgreSQL) and understanding of concurrency, fault-tolerance, and data consistency.
- Ability to work remotely with your own equipment.
- Willingness to overlap work hours until 12:00-13:00 EST (negotiable).
- FinTech expertise: Experience building financial ledgers, payment systems, or other Financial Services applications.
- Security Know-How: Familiarity with secure coding, regulatory compliance, and best practices in safeguarding financial data.
- Accounting & Reporting Knowledge: Understanding of financial reporting standards and the intricacies of handling financial data.
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