Job TitleWe're working with a high growth AI company who is building a payment platform that supports dramatically high volume transactions and now needs the infrastructure to match.ResponsibilitiesAutomate payout orchestration to eliminate manual, human triggered workflowsBuild an immutable, auditable operational ledgerDesign settlement ingestion and reconciliation pipelinesImprove observability across the full payout to processor to bank flowFix recurring payment bugs at the root causeReduce manual treasury overheadAbstract processor dependencies to avoid vendor lock inRequirements5+ years building scalable backend systems, ideally in payments, fintech, billing, or financial infrastructure3+ years owning production backend or platform systemsDirect experience integrating with payment gateways (Stripe, Adyen, or similar) and/or banking APIsFamiliarity with PCI DSS compliance and secure handling of sensitive financial dataStrong experience working with transactional databases such as PostgreSQL or MySQLFamiliarity with message queues, streaming platforms, and distributed systems tools such as Kafka, SQS, RabbitMQ, Temporal, or KubernetesPython proficiencySystems thinker who prioritizes reliability, observability, and automation over workarounds