Backend Developer (Integrations Specialist)

Core responsibilities

1. Third-party connectors – design & implement REST/webhook integrations to payment processors, fulfilment suppliers, email/SMS providers, social auth.
2. Payment flows – subscriptions, one-off charges, refunds, payouts.
3. Webhook orchestration – queueing, retries, idempotency, signature validation.
4. Real-time sync – inventory, pricing, order status.
5. Integration health – metrics, alerting, fallback strategies.

Tech you’ll use

• Node.js + TypeScript , Go/Python
• REST & webhook patterns, rate-limit handling
• Redis/Bull (or similar) for background jobs
• Payment SDKs (e.g., Stripe-style), JSON / XML transforms
• Sentry, Grafana, or similar for monitoring

Must-have background

• 5+ yrs back-end dev focused on API integrations
• Deep experience with at least one payment platform in production
• Reliability mindset—graceful degradation, exponential back-off, alerting
• E-commerce or marketplace data flows a plus