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Senior Java EE Developer - AWS

icon building Company : Sabenza It
icon briefcase Job Type : Full Time

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Job Description - Senior Java EE Developer - AWS

We are looking for an experienced Senior Java EE
Developer with 7+ years of hands -on enterprise Java development experience. The
ideal candidate will have a strong background in building secure, scalable, and
high -performance backend systems within complex enterprise environments. You
will contribute to solution architecture, lead development efforts, and
collaborate across multidisciplinary teams to deliver robust business
applications.

 

Key Responsibilities:

  • Design, develop, and maintain enterprise -grade backend
    applications using Java EE/Jakarta EE standards.

  • Build and optimize APIs, microservices, and integration
    layers using frameworks such as Spring / Spring Boot, JAX -RS, JPA, EJB, Hibernate.

  • Develop and maintain high -performance server -side
    components and batch processing workflows.

  • Implement unit tests, integration tests, and ensure code
    quality through best practices and standards.

  • Participate in solution architecture design sessions for
    new and existing systems.

  • Contribute to the design of scalable, modular, and
    resilient backend architectures.

  • Identify performance bottlenecks and recommend system
    improvements.

  • Work with relational databases such as PostgreSQL,
    Oracle, MySQL, SQL Server.

  • Develop efficient SQL queries, stored procedures, and ORM
    mappings.

  • Ensure data integrity, performance, and security.
  • Integrate systems using REST, SOAP, JMS, Kafka, or other
    messaging platforms.

  • Develop and maintain middleware components and enterprise
    integration patterns (EIP).

  • Work with CI/CD pipelines (Jenkins, GitHub Actions,
    GitLab CI, Azure DevOps, etc.).

  • Build containerized services using Docker; experience
    with Kubernetes is a plus.

  • Experience deploying Java applications in AWS, Azure, or
    on -premise environments.

  • Familiarity with infrastructure automation/configuration
    tools is considered an advantage.

  • Implement application security best practices
    (authentication, authorization, OWASP standards).

  • Work with identity providers (OAuth2, SSO, JWT, Keycloak,
    Azure AD, etc.).

  • Lead development streams and mentor junior developers.
  • Conduct code reviews and enforce development standards.
  • Work closely with business analysts, testers, and product
    owners.



Requirements

  • 7+ years enterprise Java development experience
    (required).

  • Strong experience in Java EE/Jakarta EE, Spring, Spring
    Boot, and ORM frameworks.

  • Solid understanding of REST APIs, microservices
    architecture, and enterprise integration.

  • In depth AWS experience with experience encompassing
    services like API Gateway, EC2, Lambda, etc.

  • Strong SQL and database design experience.
  • Experience with message brokers (JMS, Kafka, RabbitMQ)
    and service -oriented architectures.

  • Experience with Git and CI/CD automation.
  • Experience deploying and monitoring Java applications in
    cloud or hybrid environments.

  • Experience with Kubernetes / OpenShift, Apache Camel,
    MuleSoft, or other integration frameworks

  • Monitoring tools (Prometheus, Grafana, ELK, Splunk)
  • Caching frameworks (Redis, Hazelcast)
  • Cloud certifications (AWS, Azure, GCP) are beneficial.


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