Java Backend Engineer: REST APIs, Spring & Kafka, CI/CD

Expleo Group; Lisboa; On-site; EUR 45,000 - 60,000; Full time

Job summary

Expleo is seeking a software engineer to develop and maintain Java applications, adapt existing components to project needs and contribute to backend services and REST APIs.

You will work with technologies such as WildFly, Kafka, Spring, JEE and JPA, and databases like PostgreSQL or Oracle, while applying CI/CD practices and collaborating with Jira/Confluence to ensure reliable delivery.

Qualifications

• Solid knowledge and experience in Java 8 or higher.
• Experience with WildFly and Kafka.
• Knowledge of Spring, JEE and JPA.
• Experience with PostgreSQL and/or Oracle databases.
• Experience developing and integrating REST APIs.
• Knowledge of CI/CD processes and practices

Responsibilities

• Develop and maintain software applications using Java.
• Adapt and enhance existing software components to meet project-specific requirements.
• Contribute to the development and integration of backend services and REST APIs.
• Support the implementation and maintenance of software solutions in line with project standards

Skills

Java

REST APIs

CI/CD

Software architecture

Spring

JEE

JPA

WildFly

Kafka

PostgreSQL

Oracle

Tools

Jira

Confluence

WildFly

Kafka

Jenkins

React

Keycloak

Zabbix

Grafana

Job description

Expleo is seeking a software engineer to develop and maintain Java applications, adapt existing components to project needs and contribute to backend services and REST APIs.

You will work with technologies such as WildFly, Kafka, Spring, JEE and JPA, and databases like PostgreSQL or Oracle, while applying CI/CD practices and collaborating with Jira/Confluence to ensure reliable delivery.