{"id":3975694,"url":"https://alion.io/job/noemi-conseil-tech-lead-data-platform-java-aws-fh","title":"Tech Lead Data Platform Java / AWS - F/H","company":{"id":3908565,"name":"Noemi Conseil","domain":"noemiconseil.fr","url":"https://alion.io/company/noemi-conseil","size_band":"201-500","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":{"grade":"A","score":100,"open_postings":19,"ghost_share":0,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":11,"computed_at":"2026-11-14T05:58:10Z"}},"role":"Backend","role_family":"Backend","seniority":"lead","employment_type":"freelance","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Courbevoie, France"],"countries":["FR"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Amazon EKS","optional":false},{"name":"Amazon S3","optional":false},{"name":"Amazon SageMaker","optional":false},{"name":"ArgoCD","optional":false},{"name":"AWS","optional":false},{"name":"CI/CD","optional":false},{"name":"GitLab CI","optional":false},{"name":"Helm","optional":false},{"name":"IAM","optional":false},{"name":"Java","optional":false},{"name":"Kubernetes","optional":false},{"name":"LLM","optional":false},{"name":"Spring Boot","optional":false},{"name":"Terraform","optional":false},{"name":"TypeScript","optional":false}],"status":"live","first_seen_at":"2026-11-09T14:17:29Z","employer_posted_date":null,"last_verified_at":"2026-11-09T14:17:29Z","board_verified":false,"closed_at":null,"days_open":5,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":5},"description":"Nous recherchons pour une mission longue chez notre client secteur banque/finance en région parisienne un Tech Lead hands-on pour une plateforme data de classe mondiale, bâtie selon les principes du Data Mesh sur AWS et dédiée aux activités de marché.\n\nVous êtes le pilier technique d'une équipe distribuée : vous décidez de l'architecture, vous codez les composants critiques et vous tirez l'équipe vers le haut. Vous rejoignez Ingéniance en CDI cadre et intégrez notre communauté d'experts.\n\nVos missions :\n- Assurer le leadership technique d'une équipe de 4 développeurs, dont 2 travaillent à l'international.\n- Concevoir l'architecture de la plateforme : Data Mesh, microservices, API-first, patterns d'intégration et flux de données.\n- Développer les composants critiques et les PoC d'architecture en Java / Spring Boot et React / TypeScript.\n- Définir et faire respecter les standards de code et un SDLC robuste, via les code reviews.\n- Mentorer les développeurs et favoriser la montée en compétences sur la stack moderne.\n- Optimiser scalabilité, performance, résilience et sécurité (OAuth2, chiffrement, IAM).\n- Traduire les besoins métier en solutions techniques avec les chefs de projet et les Business Analysts.\n- Explorer les usages de LLM et d'agents IA pour exploiter les données en langage naturel.\n\nEnvironnement : Java, Spring Boot, React, TypeScript, Kubernetes (EKS), Helm, Terraform, ArgoCD, GitLab CI, AWS (S3, SageMaker, DataZone, Lake Formation), MongoDB, Spark, ELK.\n\nRef : O-PPRDH\nProfil recherché\nVous justifiez d'au moins 8 ans d'expérience en développement backend ou full-stack, dont 5 ans minimum en leadership technique ou en architecture.\n\nVous maîtrisez Java et Spring Boot, les architectures microservices, Kubernetes et AWS. Vous connaissez les architectures Data Mesh et les plateformes de données. React, TypeScript, Terraform, CI/CD (GitLab CI, ArgoCD) et observabilité complètent votre profil. Une expérience des LLM et des agents IA est un plus.\n\nVous avez le sens de la communication, une vraie mentalité d'architecte et le goût de la transmission. Vous êtes à l'aise avec des équipes distribuées à l'international et curieux d'innovation (IA, data platforms).","description_format":"text","description_chars":2201,"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":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["IT Consulting & Digital Transformation","IT Staffing & Staff Augmentation"],"lifecycle":[{"event":"open","at":"2026-11-09T17:56:00Z"}],"visa":[],"liveness":{"score":79,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.883,"p_room":0.9,"age_days":4,"expected_fill_days":11,"reasons":["seen:4","velocity","win:mid","comp:brand"],"computed_at":"2026-11-14T05:58:10Z"},"pay":null,"html_url":"https://alion.io/job/noemi-conseil-tech-lead-data-platform-java-aws-fh","json_url":"https://alion.io/job/noemi-conseil-tech-lead-data-platform-java-aws-fh.json","meta":{"generated_at":"2026-11-14T15:32:23Z","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":17168,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-15T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.1,"usd":0.01,"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":3908565},"rest":"https://alion.io/mcp/rest/get_company?id=3908565"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fnoemi-conseil-tech-lead-data-platform-java-aws-fh"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"free","price":{"credits":0,"usd":0},"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%2Fnoemi-conseil-tech-lead-data-platform-java-aws-fh"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.1,"usd":0.01},"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%2Fnoemi-conseil-tech-lead-data-platform-java-aws-fh"},{"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/noemi-conseil-tech-lead-data-platform-java-aws-fh\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fnoemi-conseil-tech-lead-data-platform-java-aws-fh"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3975694}},{"tool":"search_jobs","arguments":{"company":"noemiconseil.fr","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3975694},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. Docs: https://alion.io/developers"}}