Experienced Java/Data Back-End Developer

We are looking for an experienced Back-End Developer ( 3-7 years of experience ) in Java on distributed production systems. Your qualifications:

• Mastery of Java, Spring Boot, Kafka and RabbitMQ and of the issues of event-driven distributed systems .
• Ability to diagnose and resolve a production incident from end to end, from symptom to root cause.
• Knowledge of Kubernetes , Couchbase , Elasticsearch and Camunda (BPMN) .
• Autonomy on complete subjects, with pragmatic design choices (readability, testability, without over-engineering).

Your responsibilities:

• Autonomous handling of complete projects : analysis, design, implementation, production launch and monitoring.
• Diagnosis and resolution of production incidents on distributed flows, with postmortem .
• functional developments on microservices in compliance with team standards (code reviews, tests, performance).
• Reduction of technical debt and contribution to ongoing migrations (Java 25, Spring Boot, Camunda). Company description

ALTEN MAROC , a subsidiary of the world leader in engineering and technology consulting, created in 2008 and present in Fez, Rabat, Tetouan and Casablanca, now has more than 2200 employees and aims for a center of excellence of 3300 ALTEN employees by the end of 2027. It is now establishing itself as a strategic player in supporting the professional development of engineers.

Desired Candidate Profile

Desired profile:

• 3-7 years of experience in Java back-end development on distributed systems in production .
• Ability to demonstrate the resolution of an incident or distributed problem from end to end : symptom, root cause, correction.
• Bac +5 degree in computer science, or equivalent experience (appreciated).
• Experience in the retail/mass distribution sector is an advantage.

Must Have

• Mastering the problems of event-driven distributed systems : at-least-once delivery, idempotence, duplicate or unordered events, retry and DLQ.
• Diagnose a production incident from end to end, from the symptom (lag, duplicates, timeouts, crashloop) to the root cause, using logs, metrics and code.
• Design, develop and maintain robust and scalable applications with Java, Spring Boot, Kafka and RabbitMQ .

Nice to Have

• Deploying and diagnosing applications on Kubernetes : logs, crashloops, resource limits.
• Leveraging Couchbase and Elasticsearch ; BigQuery is a plus.
• Managing relational and document-oriented databases.
• Make pragmatic design choices: readability, testability, without over-engineering.
• Use Git ; regular use of generative AI tools .
• Evolving Camunda BPMN processes : external tasks, message correlation, incident and blocked instance management.