Senior Payments Software Engineer

Engineer Cash Out payment flows at EarnIn with Kotlin, Java, Go, Python, or TypeScript in a hybrid Vancouver, BC workplace. Protect transaction reliability.This senior software engineering position focuses on backend services that move EarnIn members’ money through debit cards, ACH, FedNow, and RTP. You will design idempotent flows, handle failures and returns, reconcile outcomes, and build APIs and event-driven integrations. AI-assisted development with Cursor and Claude is expected.Key Responsibilities:
Own Cash Out feature design, implementation, and operationBuild payment flows with safe failure handlingDeliver REST and gRPC APIsCreate Kafka and SNS/SQS integrationsImprove monitoring, alerting, dashboards, and runbooksRequirements:
Four or more years of software engineering experienceMost experience building and operating backend servicesProficiency in one modern programming languageAbility to work in more than one languageHands-on SQL and NoSQL database experienceUse payment systems expertise, dependable backend design, and operational ownership to support EarnIn’s Cash Out platform.
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