Backend Java Developer Microservices

Citi

Build scalable backend services with Java, asynchronous microservices, and reactive programming on Citi’s full-time applications development team.This Backend Java Developer position focuses on resilient, high-performance services and modern event-based architectures. You will use Java Lambdas, MongoDB, Elasticsearch, and Apache Kafka while applying Test-Driven Development. The work also includes collaboration, technical guidance, and production support.Key Responsibilities:
Design and deploy asynchronous, event-driven Java microservicesImplement reactive functional programming with Java LambdasDevelop MongoDB persistence and Elasticsearch search capabilitiesIntegrate Apache Kafka event streaming solutionsResolve production issues and participate in code reviewsRequirements:
Strong proficiency in Java 8 or newerExperience designing asynchronous, event-based microservices architecturesHands-on Spring WebFlux, Reactor, or RxJava experienceStrong MongoDB, Elasticsearch, and Apache Kafka experienceSix to ten years of relevant experienceApply backend Java expertise, reactive programming, Kafka, and rigorous testing to Citi applications development.
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