Senior Backend Engineer - PayLink
Core
Design and build payment-critical backend services and APIs ensuring correctness, reliability, and security.
Role type
Senior IC backend engineer (payments/fintech)
Builds
Payment services and event-driven flows
Domain
Fintech / Payments
Deliverable
production ML models | product features
Required skills
Java, Spring Boot, REST API design, relational databases, microservices, automated testing, CI/CD, payment processor/gateway integration, AI coding tools
Preferred skills
Kafka, cloud platforms (OCI, AWS, Azure)
Responsibilities
Design and build payment-critical backend services and APIs; ensure correctness and reliability under load; build robust integrations and event-driven flows; write thorough tests; mentor mid-level engineers
Seniority
Senior, hands-on IC
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