# Staff Backend Engineer (Ledger & Settlement)DEPARTMENTEngineeringLOCATIONOn-Site (Lahore)TYPEFull-time## The RoleWe are looking for a **Staff Backend Engineer** to build the core custody ledger and settlement services that everything else depends on. You will implement high-integrity transaction flows, audit trails, and integrations that can survive regulator and bank scrutiny.## What You'll DoREQ_XX**Build the Core Ledger**: account model, balances, postings, reconciliation hooks, idempotency, and audit logs.REQ_XX**Settlement & Transfer Flows**: custody movements, brokerage execution records, and rail-ready primitives.REQ_XX**Integrations**: banks/PSPs, KYT/screening providers, and internal services via clean APIs.REQ_XX**Reliability Engineering**: timeouts, retries, backpressure, observability, and incident-resilient design.REQ_XX**Data Model Discipline**: canonical vs projection layers, outbox/eventing patterns, strong migrations.REQ_XX**Security-by-Default**: access control, enc...