Senior Java Software Engineer

Job Description:
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The ideal candidate will have strong experience in enterprise-grade backend development using modern Java, Spring Boot, and event-driven architectures and a proven ability to design, build, and optimize resilient, secure, and scalable services.Responsibilities:Design, develop, and maintain backend services using Java 17+ and Spring Boot.Implement RESTful APIs with OpenAPI documentation and enforce secure authentication and authorization.Engineer event-driven integrations with Apache Kafka and IBM MQ using robust consumer and idempotency patterns.Optimize performance through JVM tuning, profiling, and resilient design patterns.Develop reliable database schemas and data access layers using Oracle or PostgreSQL/MySQL with Flyway or Liquibase.Drive test automation across unit, integration, and contract layers with TDD practices.Containerize and deploy services to OpenShift or Kubernetes with CI/CD pipelines.Instrument services for observability with metrics, logs, and traces.Collaborate in Agile teams across time zones and contribute to design reviews and code quality.Required Skills & Qualifications:10+ years of experience building enterprise Java systems.Hands-on Java 17/21/25 LTS, Core Java, Jakarta EE, Spring Framework 7, Spring Boot 4.x, RESTful services.Proficiency with modern Java features, JVM internals, GC tuning, and performance profiling.Strong SQL and PL/SQL with Oracle or equivalent RDBMS; schema versioning with Flyway or Liquibase.Event-driven architecture with Kafka and IBM MQ, including partitioning, consumer groups, idempotency, and transactional outbox.JPA 2/3, Hibernate 6, HikariCP, and strong relational modeling.Spring Security 6+, OAuth2.0/OIDC, JWT-based stateless auth, RBAC/ABAC.Resilience4j patterns for circuit breaking, retries, and rate limiting.Caching and NoSQL exposure with Redis, MongoDB, Elasticsearch; familiarity with vector databases such as Pgvector is a plus.TDD and automated testing: JUnit 5, Mockito, AssertJ, Cucumber/Gherkin, Testcontainers, WireMock or Spring Cloud Contract.Version control with Git and platforms such as Bitbucket or GitHub, including PR and branching workflows.Containerization and deployment with Docker, OpenShift, Kubernetes, including ConfigMaps, Secrets, Ingress, autoscaling with HPA/KEDA.CI/CD with Jenkins, GitHub Actions, GitLab CI, or ArgoCD.Observability with Micrometer, Prometheus, Grafana, and distributed tracing via OpenTelemetry/Zipkin/Jaeger.Strong understanding of the full SDLC and Agile practices including Scrum and sprint planning.Preferred Skills:Experience integrating Spring AI and LLM patterns such as RAG workflows.Familiarity with API performance tuning and high-throughput service design.Proficiency with IntelliJ IDEA or Eclipse and code quality tools such as SonarQube. xzbcwsv Use of AI-assisted development tools such as Claude, GitHub Copilot, Devin, or Cursor for code generation and reviews.