Senior Back-End Java Developer

il y a 3 jours

Ariana, Ariana, Tunisie Donec Temps plein 15 000  - 30 000  par an


DONEC

Senior Back-End Java Developer



Application(s



About the role

We are hiring a Senior Back-End Java Developer with exceptional SQL skills to help design, build, and scale the services that power next-generation retail and payments. You will own critical backend domains, shape service and data architectures, and set engineering standards for reliability, performance, and security.

This role comes with: 


• A collaborative and flexible working environment


• Opportunity to shape the future of retail, consumer and merchant relationships, and develop new and innovative payment solutions


• Flexible work environment with 2 days of remote work per week 


• Real growth pathways, mentorship opportunities, and career advancement

Expected contribution


• Design and implement robust Java services and APIs that are secure, observable, and easy to maintain


• Lead end-to-end feature delivery from technical design to production rollout and post-launch improvements


• Model relational data, define schemas, plan migrations, and enforce data quality and integrity


• Write advanced SQL for complex business logic, analytics, and operational reporting


• Tune database performance through indexing, execution plan analysis, partitioning, and connection pool sizing


• Define transactional boundaries and consistency guarantees, select isolation levels, and design idempotent workflows


• Build and evolve microservices using containers and Kubernetes, with strong CI pipelines and automated testing


• Champion TDD and code quality through pairing, code reviews, and clear documentation


• Lead incident response and root cause analysis

Tech stack


• Java 17 or later, Spring Boot or Micronaut


• RESTful APIs and messaging with Kafka or RabbitMQ


• Docker and Kubernetes


• Git and trunk-based workflows


• SQL databases such as PostgreSQL or MySQL and at least one NoSQL store. Couchbase is preferred for key-value and document use cases


• CI pipelines and artifact registries

Qualifications for the role


• Strong skills in Back-End Development


• Advanced English communication skills is a must (English speaking team) 


• 6+ years of professional Java experience. 


• Expert-level SQL. You are fluent in schema design, complex joins, window functions, CTEs, query plans, indexing strategies, and performance tuning


• Affinity for Test Driven Development. You ship with tests and value fast feedback


• Experience building microservices, containerization, and Kubernetes operations


• Knowledge of database management systems and NoSQL stores, preferably Couchbase


• Proficiency with Git and collaborative workflows


• Ability to work independently, make sound trade-offs, and drive outcomes


• Strength in troubleshooting and debugging complex distributed applications


• Excellent problem solving and analytical skills


• Clear communication and effective collaboration across disciplines


• Comfortable working under pressure and managing priorities and time


• Knowledge of Agile development practices


• Minimum of a Bachelor's degree in Computer Science or a related field, or equivalent experience

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