Java Software Engineer

4 days ago

Phoenix, Arizona, United States CoreAi Consulting Full time $80,000 - $120,000 per year

We are seeking a highly skilled
Java Engineer
with
5–7 years of hands-on experience
building scalable, high-performance backend systems. The ideal candidate will have strong expertise in
Java
,
RESTful API development
,
Vert.x (Eclipse Vert.x) framework
, and experience with
NoSQL databases
, preferably
Couchbase
.

Responsibilities

  • Design, develop, and maintain
    RESTful APIs
    and backend services using
    Java
    and
    Vert.x
    .
  • Build scalable, asynchronous, event-driven microservices leveraging the
    Vert.x reactive programming model
    .
  • Develop integrations with external systems, internal services, and third-party APIs.
  • Work with
    NoSQL databases
    such as
    Couchbase
    to design data models, optimize queries, and ensure high-performance data access.
  • Implement best practices for code quality, testing, CI/CD pipelines, and API performance optimization.
  • Troubleshoot production issues and contribute to root cause analysis.
  • Collaborate with product managers, architects, and other engineers to translate business requirements into technical solutions.
  • Contribute to system design discussions, architecture reviews, and technical decision-making.
  • Write unit tests, integration tests, and support automation for release processes.

Required Skills & Experience

  • 5–7 years
    of hands-on backend engineering experience.
  • Strong proficiency in
    Java (8+)
    and
    object-oriented design
    .
  • Expertise in
    building REST APIs
    and microservices-based architectures.
  • Experience working with the
    Vert.x
    framework, including asynchronous and reactive programming patterns.
  • Strong understanding of
    NoSQL databases
    ; experience with
    Couchbase
    is highly preferred.
  • Solid knowledge of distributed systems, concurrency, and high-throughput application development.
  • Experience with
    Git
    ,
    Maven/Gradle
    ,
    Docker
    , and CI/CD tools (Jenkins, GitHub Actions, etc.).
  • Familiarity with
    cloud environments
    (AWS, Azure, or GCP).
  • Bachelor's degree in Computer Science, Engineering, or related field (or equivalent experience).

Nice to Have

  • Familiarity with messaging systems (Kafka, RabbitMQ, etc.).
  • Familiarity with Kubernetes or container orchestration.
  • Knowledge of microservice security patterns (OAuth2, JWT, etc.).

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