Senior Java Engineer — Phoenix, AZ

ACE is hiring Senior Java Engineers to join a large-scale enterprise engineering programme in Phoenix.You'll be building event-driven microservices on a modern reactive stack supporting high-volume transaction processing. The work is greenfield-oriented and engineering-led — architecture decisions are made close to the code.What you'll bring5+ years of hands-on Java engineering, currently working on Java 17+Production experience with Spring Boot and Spring WebFlux or Vert.xStrong grounding in reactive programming and Spring ReactorMicroservices design and distributed systems fundamentalsCassandra or comparable NoSQL, with sound data modelling instinctsDocker, Kubernetes, Maven, JenkinsValued additionallySplunk, AppDynamics, CucumberEngagement detailsLocation: Phoenix, AZType: Long-term contractWork authorization: US work authorization required — USC, Green Card, or EAD. No sponsorship available.