We are seeking a hands-on Backend Software Engineer to build and maintain payment services in a distributed financial systems workplace. You will add new payment capabilities, deliver features and bug fixes, and improve the reliability of production Java and Spring Boot services.
Enterprise experience is strongly preferred.
Job Description
Key Responsibilities
• Develop and maintain production Java and Spring Boot services for a payments platform.
• Add new payment methods and deliver features, bug fixes, and reliability improvements.
• Deliver production-ready changes through GitLab CI, with unit and integration test coverage that meets JaCoCo quality gates.
• Improve observability and resilience, and support safe canary and production deployments gated by Datadog monitors.
Qualifications
Must-Have Skills
• 5+ years of backend engineering experience with Java and Spring Boot in production microservices.
• Mid-to-senior-level experience with demonstrated ownership of production services in a distributed systems environment.
• Experience building GraphQL APIs with Netflix DGS or consuming APIs through the Apollo Java/Kotlin client. Apollo GraphQL client experience is required.
• Hands-on experience with AWS SQS, Apache Kafka, or RabbitMQ in event-driven distributed systems, including building or maintaining a production Spring Boot service that consumes events.
• Strong JPA/Hibernate and Spring Data JPA experience with MySQL/Aurora, including:• Transactional design
• Optimistic locking
• Writing JPA entities
• Managing production schema migrations
• Experience writing JUnit 5 unit tests with Mockito and integration tests against live environments.
• Proficiency with Gradle multi-module builds.
• Experience with GitLab CI/CD and Datadog metrics and monitors, including using Datadog monitors as deployment quality gates.
• Responsible use of AI coding assistants, such as GitHub Copilot or Claude, while maintaining code quality and correctness