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Tu seras entouré d'une équipe d'ingénieurs de haut niveau et tu auras l'opportunité de développer tes compétences techniques dans divers domaines.\nMissions\nDévelopper des fonctionnalités sur toutes les parties du produit et de la stack, y compris l'application web, l'API, le portail admin, l'application mobile, etc.\nTravailler sur des problématiques de scaling B2C, comme le caching, l'automatisation des process business ou la performance des requêtes de recherche.\nContribuer à l'intégration de l'IA dans le parcours utilisateur et à son développement au sein de l'équipe.\nProfil recherché\nTu es notre profil idéal si :* [REQUIS] Tu es alumni d'une grande école d'ingénieurs (Bac+5)\n* Tu cherches à développer des solutions à l'urgence écologique et sociale par ton travail\n* Tu as au moins 3 ans d'expérience en tant que dev web\n* Tu es alumni d'une grande école d'ingénieurs ou d'informatique\n* Tu es ambitieux(se), passionné(e) par la tech et avec une très forte envie d’apprendre\n* Tu as une expérience significative en React ou Django\n* Tu connais (un peu) AWS\n* Git et github n'ont aucun secret pour toi\n* Tu as déjà travaillé sur des problématiques de scaling et de performance ou sur une grosse codebase frontend\n* Tu es pragmatique mais très à cheval sur la qualité du code (est-ce possible ? Parlons-en !)\n* Tu préfères voir tes fonctionnalités en production souvent et rapidement plutôt que les overengineer\n* Tu comprends l'utilité de l'amélioration continue","description_format":"text","description_chars":1673,"description_truncated":false,"requirements":{"experience_years_min":3,"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":[{"name":"France","iso":"FR","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Travel Agencies","Eco Tourism"],"lifecycle":[{"event":"open","at":"2026-11-12T20:41:47Z"}],"visa":[],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":0,"expected_fill_days":30,"reasons":["conf:1","win:early"],"computed_at":"2026-11-12T21:53:30Z"},"pay":{"stated_usd_annual":71865,"is_top_pay":false},"html_url":"https://alion.io/job/greengo-developpeur-fullstack-seniormid","json_url":"https://alion.io/job/greengo-developpeur-fullstack-seniormid.json","meta":{"generated_at":"2026-11-12T21:53:30Z","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":46158,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-13T00:00:00Z"}},"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":1863796},"rest":"https://alion.io/mcp/rest/get_company?id=1863796"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fgreengo-developpeur-fullstack-seniormid"},{"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%2Fgreengo-developpeur-fullstack-seniormid"},{"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%2Fgreengo-developpeur-fullstack-seniormid"},{"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/greengo-developpeur-fullstack-seniormid\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fgreengo-developpeur-fullstack-seniormid"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":4196312}},{"tool":"search_jobs","arguments":{"company":"greengo.voyage","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":4196312},"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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