Java Developer

• Develop and maintain backend services using Java/SpringBoot/Quarkus.
• Build asynchronous/event-driven services using Kafka.
• Implement and consume REST/gRPC APIs for internal and external integrations.
• Design robust processing flows with retries, error handling, and observability.
• Work with PostgreSQL-compatible databases (including distributed SQL setups) and schema migrations.
• Write unit, integration, and API tests; contribute to code quality and CI/CD standards.
• Participate in incident troubleshooting and continuous reliability improvement.

Experience you'll need to have:

• 4-6 years of backend engineering experience with strong Java fundamentals.
• Hands-on experience with Spring Boot for microservice development.
• Experience with microservices and REST API development.
• Practical knowledge of Kafka/event-driven architecture.
• Working knowledge of SQL and relational databases (PostgreSQL or similar).
• Experience with Liquibase (or equivalent migration tooling).
• Familiarity with Docker and Kubernetes/OpenShift basics.
• Experience with automated testing (JUnit and API testing tools).

Experience that would be great to have:

• Quarkus framework experience.
• gRPC exposure.
• Domain exposure to banking/payments/financial services.
• Apache Camel experience.
• BDD testing (Cucumber), Testcontainers.

Thank you for considering employment with Fiserv.  Please:

• Apply using your legal name
  • Complete the step-by-step profile and attach your resume (either is acceptable, both are preferable).