Dice is the leading career destination for tech experts at every stage of their careers. Our client, SumasEdge Corporation, is seeking the following. Apply via Dice today! **Job Description:** We re seeking a hands-on Senior Java Engineer to design, build, and operate high-performance microservices and platform components. You ll own core backend services, drive cloud-native deployments on Azure, and contribute to our CI/CD and observability initiatives. This role requires strong Java expertise, experience with Spring Boot, security, containerization, and a solid understanding of multi-environment deployments. **Key Responsibilities:** - Design, develop, and maintain scalable microservices using Java/J2EE and Spring Boot (Spring MVC, Spring Security). - Implement secure authentication/authorization (OAuth2, JWT) and protect APIs across services. - Architect and implement multi-environment deployment strategies (dev/stage/prod) on Azure; leverage AKS, App Service, Cosmos DB, Key Vault, and other Azure services as appropriate. - Containerize applications with Docker and deploy and manage workloads in Kubernetes and OpenShift. - Build and maintain robust CI/CD pipelines (Jenkins, Maven/Gradle) with automated testing, static code analysis, security checks, and blue/green or canary deployments. - Integrate with external services and third-party APIs; design resilient patterns (retries, circuit breakers, bulkheads) and secure API gateways. - Implement observability and incident response practices: centralized logging (ELK/EFK), metrics (PrometheGrafana), distributed tracing (OpenTelemetry), and dashboards. - Collaborate with product, frontend, and DevOps teams in an Agile/Scrum environment; drive design reviews, code quality, and best practices. - Mentor junior engineers, contribute to architecture decisions, and continuously improve development and deployment processes. **Required Qualifications:** - 05+ years of professional Java/J2EE development experience. - Strong experience with Spring Boot, Spring MVC, and Spring Security. - Proven track record building RESTful services and asynchronous processing. - Expertise in cloud deployments, especially Microsoft Azure (AKS, App Service, Cosmos DB, Key Vault, etc.). - Hands-on experience with Docker and Kubernetes/OpenShift. - Proficient in CI/CD with Jenkins and build tools (Maven/Gradle); experience with test automation and code quality tooling. - Solid understanding of software security, authentication/authorization, and secure coding practices. - Experience with external service integrations (REST/SOAP, messaging queues, payment gateways). - Familiarity with observability stacks (ELK/EFK, PrometheGrafana) and distributed tracing (OpenTelemetry). - SQL and data modeling skills; comfortable with ORMs (Hibernate, JPA) and database tuning. - Excellent problem-solving, communication, and collaboration skills. **Desired Qualifications:** - Experience with Azure DevOps or other DevOps tooling. - Knowledge of event-driven architectures and messaging (Kafka, RabbitMQ). - Exposure to microservices patterns (sagas, CQRS) and API design best practices. - Greenfield project experience and ability to lead end-to-end features.