{"id":1760619,"url":"https://alion.io/job/alten-tech-lead-java-backend-integration-iallm-hf","title":"Tech Lead Java – Backend & Intégration IA/LLM (H/F)","company":{"id":52934,"name":"ALTEN","domain":"alten.com","url":"https://alion.io/company/alten-com","size_band":"5000+","is_staffing_agency":false,"employer_type":"staffing","is_intermediary":false,"listed_via":null,"ats_vendor":"SmartRecruiters","truth_index":{"grade":"B","score":76,"open_postings":74,"ghost_share":0,"stale_share":0.959,"repost_share":0,"time_to_fill_p50_days":25,"computed_at":"2026-10-10T05:45:15Z"}},"role":"AI/ML","role_family":"AI/ML","seniority":"lead","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Boulogne-Billancourt, France"],"countries":["FR"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":50000,"max":65000,"currency":"EUR","period":"year","gross":null,"usd_annual":73225},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AWS","optional":false},{"name":"Azure","optional":false},{"name":"CI/CD","optional":false},{"name":"Docker","optional":false},{"name":"GCP","optional":false},{"name":"Git","optional":false},{"name":"Grafana","optional":false},{"name":"GraphQL","optional":false},{"name":"Java","optional":false},{"name":"Jenkins","optional":false},{"name":"JUnit","optional":false},{"name":"Kubernetes","optional":false},{"name":"LLM","optional":false},{"name":"Mistral","optional":false},{"name":"Mockito","optional":false},{"name":"OpenAI","optional":false},{"name":"Prometheus","optional":false},{"name":"Rest API","optional":false},{"name":"SonarQube","optional":false},{"name":"Spring Boot","optional":false},{"name":"Swagger","optional":false},{"name":"Vertex AI","optional":false},{"name":"Kotlin","optional":true}],"status":"closed","first_seen_at":"2026-10-02T14:54:54Z","employer_posted_date":"2026-10-02","last_verified_at":"2026-10-12T01:16:04Z","board_verified":false,"closed_at":"2026-10-12T01:16:04Z","days_open":9,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":9},"description":"Rejoignez ALTEN, la “Maison des ingénieurs”...\nLeader de l’Ingénierie et des Entreprise IT Services, ALTEN regroupe près de 57 000 collaborateurs, dont 88% d’ingénieurs. Présent dans plus de 30 pays, le Groupe accompagne la stratégie de développement de ses clients dans les domaines de l’innovation, de la R & D et des systèmes d'information technologiques.\nLabellisé \"Top employeur\" 2024, ALTEN est un acteur majeur du recrutement d'ingénieurs en France.\nL’activité du Groupe s’articule autour de deux métiers : l’Ingénierie (Conception Produit & Manufacturing) et l’IT Services (Systèmes d’informations & Réseaux).\nAéronautique\nAutomobile\nBanque, Finance & Assurance\nDéfense & Sécurité\nEnergie & Environnement\nFerroviaire\nRetail & Services\nSciences de la vie - Santé\nSpatial\nTélécoms.\n En tant que Tech Lead Java, vous piloterez la conception d’architectures backend et l’intégration de solutions IA.\nVos missions principales seront :\n1. Conception & Développement Backend\nArchitecturer des solutions backend modernes :Microservices avec Spring Boot (Java 21) et APIs REST/GraphQL.\n Optimisation des performances (latence, scalabilité, gestion de la mémoire).\nSécurité applicative.\n\nGarantir la qualité logicielle :Clean Code, revues de code (SonarQube), et tests automatisés (JUnit, Mockito).\n Documentation technique (Swagger, ADR).\n\n2. Intégration de Solutions IA\nIntégrer des modèles IA/LLM dans les applications backend :Utilisation d’ APIs IA (OpenAI, Mistral, Azure AI/GCP Vertex AI) pour des cas d’usage métiers (ex. : chatbots, génération de contenu).\nDéveloppement de pipelines simples pour connecter les LLM aux systèmes existants.\n\nCollaborer avec les équipes Data/IA :Intégration des réponses des LLM dans les workflows backend.\n Optimisation des appels aux APIs IA (caching, gestion des tokens).\n\n3. DevOps & Déploiement Cloud\nPiloter les pipelines CI/CD :Automatisation avec Git, Jenkins, Docker, et Kubernetes.\n\nDéployer des solutions scalables sur AWS, Azure, ou GCP.\n Monitoring et observabilité (Prometheus, Grafana).\n4. Leadership Technique\nEncadrer une équipe de 3 à 6 développeurs :Mentorat, revues de code, et montée en compétences.\n\n Arbitrer les décisions techniques :Choix architecturaux (microservices vs. monolith, cloud vs. on-premise).\nRésolution de problèmes complexes (performances, sécurité).\n\nFormation : Bac+5 en informatique/ingénierie logicielle (école d’ingénieur ou master).\nExpérience : 5 à 10 ans en développement Java backend, avec : Conception d’architectures microservices (Spring Boot).\n Intégration d’APIs externes (dont IA).\nDevOps et déploiement cloud.\n\nSoft Skills :Leadership technique et mentorat.\nRésolution de problèmes complexes.\nCollaboration avec les équipes produit et data.\n\n Langues : anglais technique.","description_format":"text","description_chars":2765,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[{"language":"French","level":"Advanced (C1)","optional":false}]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["IT Consulting & Digital Transformation","Engineering Services"],"lifecycle":[{"event":"open","at":"2026-10-03T12:36:40Z"},{"event":"close","at":"2026-10-12T01:16:04Z"}],"visa":[],"liveness":null,"pay":{"stated_usd_annual":73225,"is_top_pay":false},"html_url":"https://alion.io/job/alten-tech-lead-java-backend-integration-iallm-hf","json_url":"https://alion.io/job/alten-tech-lead-java-backend-integration-iallm-hf.json","meta":{"generated_at":"2026-10-12T05:07:55Z","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 call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":8173,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-13T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":52934},"rest":"https://alion.io/mcp/rest/get_company?id=52934"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Falten-tech-lead-java-backend-integration-iallm-hf"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Falten-tech-lead-java-backend-integration-iallm-hf"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Falten-tech-lead-java-backend-integration-iallm-hf"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/alten-tech-lead-java-backend-integration-iallm-hf\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Falten-tech-lead-java-backend-integration-iallm-hf"}]}