Senior Java Developer

Programmers.io is currently looking for a "Senior Java Developer"Onsite in Woodland Hills, CA, United States.Contract Role open for C2C OR W2Role SummaryWe are looking for a Senior Java Developer with strong experience in Spring Boot and Microservices architecture to design, develop, and maintain scalable, high‑performance enterprise applications. The ideal candidate should be hands‑on, design‑oriented, and comfortable working in agile, cloud‑native environments.Key ResponsibilitiesDesign, develop, and maintain Java‑based applications using Spring BootBuild and enhance Microservices‑based architecturesDevelop RESTful APIs and integrate with external/internal systemsParticipate in application design, code reviews, and performance optimizationEnsure high code quality through unit testing, integration testing, and code reviewsCollaborate with product owners, architects, DevOps, and QA teamsTroubleshoot production issues and provide root‑cause analysisFollow Agile/Scrum development practicesTechnical Skills (Must Have)Strong proficiency in Java (Java 8+)Spring Boot, Spring MVC, Spring Data JPAMicroservices architecture and design patternsREST APIs, JSON, Swagger/OpenAPIORM frameworks: Hibernate / JPASQL / NoSQL databases (Oracle, MySQL, PostgreSQL, MongoDB, etc.)Messaging systems: Kafka / RabbitMQ / ActiveMQUnit testing frameworks: JUnit, MockitoBuild tools: Maven / GradleVersion control: GitGood to HaveCloud platforms: AWS / Azure / GCPContainerization: Docker, orchestration with KubernetesCI/CD tools: Jenkins, GitHub Actions, Azure DevOpsSecurity: OAuth2, JWT, Spring SecurityExposure to reactive programming (WebFlux)Basic frontend understanding (React / Angular) is a plusIf you are interested, please apply or feel free to share your updated resume at anas.khan@programmers.ai