Java Developer (With Apache Camel)
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Summary
A contract role in Singapore building integration services: the developer designs, builds, and operates Apache Camel routes and Spring Boot microservices that mediate messages across Kafka, JMS, REST/SOAP and other protocols, with CI/CD pipelines, Kubernetes deployment, security hardening, and 2nd/3rd-line production support. Posted via Adecco staffing.
Role Description:
Direct Responsibilities
- Design & Architecture– Translate business integration requirements into technical designs, selecting appropriate Camel components and SpringBoot micro‑service patterns.
- Implementation– Build, test, and deploy Camel routes(DSL, Java, XML) and SpringBoot services, leveraging Spring Cloud (Config, Kubernetes operators) where needed.
- Message Mediation– Implement routing, transformation, enrichment, validation, and error‑handling (DLQs, retries, compensating transactions) across protocols (REST, SOAP, JMS, Kafka, AMQP, SFTP, DB).
- Performance & Reliability– Optimise route performance, implement circuit‑breaker, throttling, and back‑pressure; set up health‑checks, metrics(Micrometer/Prometheus) and logging (SLF4J, Logback).
- CI/CD & Automation– Create pipeline definitions (GitLab, DevOps, Jenkins) for automated build, unit/integration testing (JUnit, Testcontainers), container image creation and Kubernetes deployment.
- Security & Governance– Apply security best practices (TLS,OAuth2/JWT, Spring Security, secret management), enforce data‑masking, and support audit‑trail requirements.
- Support & Operations– Provide 2nd/3rd‑line support, troubleshoot production incidents, perform root‑cause analysis, and create run‑books.
Required Skills &Experience
Technical
- Demonstrated experience withApacheCamel(routing DSL, component development, Spring Boot integration).
- Proficiency inSpringBoot(including Spring Cloud, Spring Data, Spring Security).
- Experience with messaging systems : Kafka, ActiveMQ, RabbitMQ, IBM MQ,REST/SOAP APIs, JSON, XML, XSLT, and data‑format conversion.
- Containerization(Docker) and orchestration (Kubernetes, OpenShift) And CI/CD pipelines (Git, Maven/Gradle, Jenkins, GitLab CI, Azure DevOps).
- Unit & integration testing (JUnit 5,Testcontainers, Mock MVC).
Methodologies
- Agile/Scrum delivery
- Domain‑Driven Design (DDD) and micro‑service architecture.
- Understanding of DevOps and Site Reliability Engineering (SRE) principles.
NOTE: - Only shortlisted candidates will be contacted back.