{"id":2006623,"url":"https://alion.io/job/natan-ingenieure-java-backend-data-hub","title":"Ingenieur(e) JAVA Backend_Data Hub","company":{"id":3908466,"name":"Natan","domain":"natan.fr","url":"https://alion.io/company/natan-2","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Backend","role_family":"Backend","seniority":null,"employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Neuilly-sur-Seine, France"],"countries":["FR"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":54000,"max":67000,"currency":"EUR","period":"year","gross":null,"usd_annual":75393},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Apache Kafka","optional":false},{"name":"AWS","optional":false},{"name":"Confluence","optional":false},{"name":"GitLab","optional":false},{"name":"GitLab CI","optional":false},{"name":"Java","optional":false},{"name":"Maven","optional":false},{"name":"Redis","optional":false},{"name":"Rest API","optional":false},{"name":"Scala","optional":false},{"name":"Spring Boot","optional":false},{"name":"Spring Cloud","optional":false},{"name":"Swagger","optional":false}],"status":"live","first_seen_at":"2026-10-06T14:45:13Z","employer_posted_date":null,"last_verified_at":"2026-10-06T14:45:13Z","board_verified":false,"closed_at":null,"days_open":5,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":5},"description":"Développeur Back confirmé/senior pour une mission chez un acteur majeur du secteur jeux/paris en ligne (patrimoine desktop & mobile à fort trafic).\n\n🔧 Stack : Java 21+, Spring Boot/Cloud, Kafka, Redis, AWS, API REST, Spark/Scala (un plus)\n📍Localisation: Clichy + 2 TT\n⏰ Démarrage : Asap\n✅ Poste CDI & Collaboration freelance possible\n\nLes missions\n\nConcevoir des solutions techniques en réponse aux besoins métiers\n\nDévelopper du code robuste, performant et maintenable\n\nParticiper à la définition et à l'évolution de l'architecture et la reduction de la dette technique\n\nTravailler sur les sujets de performance et de sécurité\n\nParticiper au maintien en condition opérationnelle et à la résolution des incidents de production\n\nCollaborer avec les architectes et contribuer aux roadmaps produit\n\n💡 Ce qui rend le poste intéressant\n\nVous intervenez sur des sujets où le backend, la data, l'architecture et les problématiques de performance à fort trafic se rencontrent.\nCote JAVA cela demande une solide experience sur les architectures microservices ou hexagonales\nProfil recherché\nProfil idéal\nExpérience solide en développement backend Java, idéalement avec Java 21 ou plus.\n\nMaîtrise de Spring Boot et Spring Cloud pour développer des microservices et des API.\n\nBonne connaissance des API REST, de Swagger/OpenAPI, de Maven et de GitLab/GitLab CI.\n\nExpérience avec les systèmes distribués et les flux de données :\nKafka\n\nRedis\n\nSpark\n\nScala\n\nConnaissance de l’environnement AWS.\n\nCapacité à travailler sur des applications à fort trafic, en garantissant leur performance, leur sécurité et leur disponibilité.\n\nCe n’est pas seulement un poste de développeur\nIls recherchent une personne capable de :\nParticiper aux choix d’architecture avec les architectes.\n\nTransformer les besoins métier en solutions techniques.\n\nEstimer la charge de travail et contribuer aux roadmaps.\n\nÉtablir des standards de code et améliorer la qualité logicielle.\n\nMettre en place une vraie stratégie de tests :\ntests unitaires ;\n\ntests fonctionnels automatisés ;\n\ndéfinition du DOD — Definition of Done.\n\nDiagnostiquer et résoudre les incidents de production.\n\nAméliorer les performances et la sécurité.\n\nRéduire la dette technique.\n\nRédiger et maintenir la documentation technique dans Confluence.\n\nAccompagner techniquement les autres membres de l’équipe.\n\nQualités personnelles attendues\nLe candidat doit être :\nAutonome et force de proposition ;\n\ncapable de prendre des décisions techniques ;\n\nrigoureux sur la qualité du code et les tests ;\n\nà l’aise dans un contexte transverse avec les équipes techniques, marketing et architecture ;\n\norienté production, fiabilité et amélioration continue ;\n\ncapable de communiquer clairement à l’écrit comme à l’oral.\n\nEn résumé\nC’est un profil de Backend Java Senior orienté microservices et Data, capable de prendre en charge une fonctionnalité de bout en bout : conception, développement, tests, documentation, déploiement, performance et support en 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now","p_open":1,"p_active":0.903,"p_room":1,"age_days":3,"expected_fill_days":21,"reasons":["seen:3","velocity","win:early"],"computed_at":"2026-10-10T05:45:15Z"},"pay":{"stated_usd_annual":75393,"is_top_pay":false},"html_url":"https://alion.io/job/natan-ingenieure-java-backend-data-hub","json_url":"https://alion.io/job/natan-ingenieure-java-backend-data-hub.json","meta":{"generated_at":"2026-10-12T05:24:46Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per 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