Senior Backend Developer
- Location
- United Kingdom
Step Functions: retries, idempotency, dead‐letters, backpressure. Ensure observability: structured logging (Winston), distributed tracing (AWS X‐Ray), actionable metrics. Write tests that protect releases (Mocha/Sinon), keep quality bars high, and reduce regressions. We’re ready to meet you, if... You have strong hands‐on backend engineering experience ...