{"id":3675592,"url":"https://alion.io/job/questel-developpeur-back-end-java-senior","title":"Développeur Back End Java Senior","company":{"id":685215,"name":"Questel","domain":"questel.com","url":"https://alion.io/company/questel","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"BambooHR","truth_index":{"grade":"A","score":92,"open_postings":33,"ghost_share":0,"stale_share":0.333,"repost_share":0,"time_to_fill_p50_days":52,"computed_at":"2026-11-07T05:47:08Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Tunis, Tunisia"],"countries":["TN"],"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":"Agile","optional":false},{"name":"CI/CD","optional":false},{"name":"Docker","optional":false},{"name":"ElasticSearch","optional":false},{"name":"ETL/ELT","optional":false},{"name":"Java","optional":false},{"name":"Rest API","optional":false},{"name":"Scrum","optional":false},{"name":"Spark","optional":false},{"name":"Spring Boot","optional":false},{"name":"SQL","optional":false},{"name":"Git","optional":true},{"name":"GitLab CI","optional":true},{"name":"Jira","optional":true},{"name":"MariaDB","optional":true},{"name":"Maven","optional":true},{"name":"MySQL","optional":true},{"name":"Python","optional":true}],"status":"live","first_seen_at":"2026-11-03T10:55:50Z","employer_posted_date":"2026-11-03","last_verified_at":"2026-11-07T17:35:22Z","board_verified":true,"closed_at":null,"days_open":4,"trust":{"level":"ok","repost_count":0,"flags":[],"days_open":3},"description":"Dans le cadre du développement de ses activités software en Tunisie, Questel renforce son équipe Data as a Service (DaaS). Elle intègre et réconcilie des flux de données externes de propriété intellectuelle pour construire un référentiel unique alimentant notre moteur de recherche de brevets, classé parmi les leaders mondiaux du domaine.\nNous recherchons un profil senior souhaitant conjuguer développement Java, leadership technique et accompagnement des développeurs, avec la capacité et l’envie d’évoluer vers le management d’une petite équipe, tout en conservant une implication concrète dans le code.\nVos missions\nAu sein d’une équipe Agile (Scrum), en collaboration avec les Data Engineers et l’équipe d’exploitation en France et en Tunisie, vous contribuerez aux missions suivantes.\nConception et développement : concevoir et optimiser des pipelines de données (ETL) robustes en Java et Spark, ainsi que des API REST et Web Services adaptés à nos solutions SaaS.\nExpertise technique : contribuer aux choix d’architecture, expliquer les arbitrages et optimiser le multi-threading et les requêtes SQL sur plus de 25 bases comptant plusieurs millions d’enregistrements chacune.\nQualité et production : faire progresser les pratiques de Clean Code, les revues de code et les tests automatisés ; préparer les déploiements CI/CD avec les Ops et contribuer au maintien en condition opérationnelle.\nAccompagnement de l’équipe : partager votre expertise, accompagner l’intégration et la montée en compétences des développeurs, apporter des retours constructifs et aider à lever les difficultés techniques.\nCoordination et évolution managériale : contribuer à l’estimation, à la répartition et au suivi des travaux ; selon votre expérience et l’évolution de l’équipe, prendre progressivement en charge le management d’une petite équipe de développeurs, avec le suivi individuel, la définition d’objectifs et l’accompagnement du développement professionnel.\nVotre profil\nExpérience : au moins 5 ans de développement Back-End Java, avec une expertise confirmée sur des systèmes à forte volumétrie de données et une capacité à porter des sujets techniques de bout en bout.\nMaîtrise technique : solides compétences en Java et Spring Boot, multi-threading, optimisation SQL, conception d’API et qualité logicielle. Une expérience de Spark, Elasticsearch ou Docker constitue un atout.\nLeadership : expérience de référent technique, de mentorat ou de coordination de développeurs. Vous savez transmettre, déléguer, donner du feedback et fédérer autour de décisions techniques.\nPotentiel managérial : une première expérience de management est appréciée. Une expérience de leadership technique, associée à une motivation claire pour l’encadrement, est également pertinente.\nPosture : autonomie, rigueur et sens des priorités ; écoute, pédagogie et communication claire pour collaborer avec des équipes réparties entre la France et la Tunisie.\nEnvironnement technique\nJava (8+), Spring Boot, Python\nSpark 3, Elasticsearch, Jupyter\nMySQL, MariaDB\nGit, GitLab CI, Maven, Docker, Jira","description_format":"text","description_chars":3070,"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":["Professional Services","Translation Services","Legal Services"],"lifecycle":[{"event":"open","at":"2026-11-03T10:55:50Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":3,"expected_fill_days":52,"reasons":["conf:0","velocity","win:early"],"computed_at":"2026-11-07T05:47:08Z"},"pay":null,"html_url":"https://alion.io/job/questel-developpeur-back-end-java-senior","json_url":"https://alion.io/job/questel-developpeur-back-end-java-senior.json","meta":{"generated_at":"2026-11-07T21:23:54Z","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":34526,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-08T00:00:00Z"}},"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":685215},"rest":"https://alion.io/mcp/rest/get_company?id=685215"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fquestel-developpeur-back-end-java-senior"},{"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%2Fquestel-developpeur-back-end-java-senior"},{"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%2Fquestel-developpeur-back-end-java-senior"},{"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/questel-developpeur-back-end-java-senior\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fquestel-developpeur-back-end-java-senior"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3675592}},{"tool":"search_jobs","arguments":{"company":"questel.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3675592},"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. 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