Senior Back-end Engineer — Java, Microservices & Big Data

Altia; Brussel Hoofdstad; Vor Ort; EUR 120.000 - 180.000; Vollzeit

Zusammenfassung

Altia is seeking a Back-end Software Engineer to design, develop and maintain scalable back-end services and APIs. You will work on data storage solutions, authentication, and CI/CD integration within a large-scale platform.

The role requires deep Java expertise (Spring/Spring Boot), strong experience with REST, JPA/Hibernate, and extensive Big Data knowledge (Hadoop, Cassandra, Redis) plus Kafka and microservices. Cloud basics and security focus are essential for success.

Qualifikationen

• Master's degree or equivalent EQF Level 7.
• 15+ years of professional IT experience.
• English B2 or higher, written and spoken.
• 10+ years in Java application design and development.
• 10+ years with MariaDB and MySQL.
• 10+ years with JPA/Hibernate.
• 10+ years with RESTful API development.
• 5+ years with Big Data technologies (Hadoop, Cassandra, Redis).
• Strong Spring/Spring Boot production knowledge.
• Experience with Kafka and Microservices.
• Parquet data processing expertise.
• Proven scalable architectures for large data pipelines.
• Knowledge of Cloud back-end basics and Kubernetes.
• Security, CI/CD, testing and monitoring expertise.

Aufgaben

• Design, develop and maintain scalable back-end services and APIs.
• Implement authentication, secure coding, logging and monitoring.
• Perform unit and integration testing and CI/CD integration.
• Troubleshoot and optimise performance for large-scale platforms.
• Contribute to data storage solutions and data pipelines.
• Collaborate on microservices architecture and cloud basics.

Kenntnisse

Java

Spring Boot

REST APIs

JPA/Hibernate

Microservices

Big Data

Kafka

Parquet

Cloud basics

CI/CD

Security

Monitoring

Testing

Hadoop

Ausbildung

Master's degree or EQF7

Tools

MariaDB

MySQL

JPA/Hibernate

Kubernetes

Jobbeschreibung

Altia is seeking a Back-end Software Engineer to design, develop and maintain scalable back-end services and APIs. You will work on data storage solutions, authentication, and CI/CD integration within a large-scale platform.

The role requires deep Java expertise (Spring/Spring Boot), strong experience with REST, JPA/Hibernate, and extensive Big Data knowledge (Hadoop, Cassandra, Redis) plus Kafka and microservices. Cloud basics and security focus are essential for success.