Senior Engineer, Backend - Protection
Primer.io, South Africa
What you need
- Experience owning backend systems end-to-end; design through shipping through monitoring - ideally in fraud, risk, payments, or another consequential space
- Comfortable designing systems from scratch
- Strong architecture and code-quality instincts
- Experience mentoring or raising the technical bar for people around you
- Proactive and looking to ship early and often—you drive work into customers' hands quickly rather than polishing indefinitely
- History of setting and maintaining a high bar for quality in shipping—missing disputes because of bugs costs our customers real money
Nice to have
- Exposure to card scheme rules, chargeback workflows, or fraud vendor integrations
- Experience with webhook-based event systems, rules engines, or orchestration platforms
- Willingness to pick up frontend work as needed