Java Fullstack Developer

Position: Java Fullstack Engineer.

Location: Barcelona, Spain (2-3 Days onsite a week)

Duration: Permanent

Language : English (Fluent)

Key Responsibilities

Development

• Design, implement, and maintain backend applications using Java 17 , Spring Boot , Spring Data JPA , Spring Security , and microservices patterns.
• Build and enhance REST APIs and event-driven services with Apache Kafka .
• Collaborate with frontend features using Angular (v14–21+) and TypeScript , when required.

Collaboration & Delivery

• Work closely with Business Analysts to understand requirements, refine user stories, estimate tasks, and deliver complete solutions.
• Review team members' code and provide constructive, high‐quality feedback.
• Ensure full documentation and perform unit, integration, and end-to-end testing , depending on the project.

DevOps, CI/CD & Production Operations

• Con...