{"id":2223626,"url":"https://alion.io/job/keoni-consulting-developpeur-frontend-react-js-etou-angular","title":"DEVELOPPEUR FRONTEND React.js et/ou Angular","company":{"id":3908322,"name":"Kéoni Consulting","domain":"keoni.fr","url":"https://alion.io/company/keoni-consulting","size_band":"201-500","is_staffing_agency":false,"employer_type":"staffing","is_intermediary":false,"listed_via":null,"ats_vendor":"Schema","truth_index":{"grade":"D","score":51,"open_postings":1872,"ghost_share":0.903,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":19,"computed_at":"2026-11-14T05:58:10Z"}},"role":"Frontend","role_family":"Frontend","seniority":null,"employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"inferred","locations":[],"countries":[],"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":"Angular","optional":false},{"name":"CI/CD","optional":false},{"name":"Docker","optional":false},{"name":"Docker Compose","optional":false},{"name":"Git","optional":false},{"name":"GitHub","optional":false},{"name":"GitLab","optional":false},{"name":"GraphQL","optional":false},{"name":"JavaScript","optional":false},{"name":"NgRx","optional":false},{"name":"npm","optional":false},{"name":"Playwright","optional":false},{"name":"React.js","optional":false},{"name":"Redux","optional":false},{"name":"Rest API","optional":false},{"name":"TypeScript","optional":false},{"name":"Webpack","optional":false}],"status":"live","first_seen_at":"2026-02-09T10:18:33Z","employer_posted_date":"2026-02-09","last_verified_at":"2026-11-11T23:29:50Z","board_verified":false,"closed_at":null,"days_open":278,"trust":{"level":"ghost","repost_count":0,"flags":["stale","company_stale"],"days_open":277},"description":"Contexte :Le candidat intervient dans des projets de développement web à forte valeur ajoutée, au sein d’équipes agiles ou pluridisciplinaires. Il participe à la conception d’interfaces utilisateurs modernes et performantes, en intégrant les contraintes fonctionnelles, techniques et de sécurité. Le contexte implique la collaboration avec des UX/UI designers et des développeurs et backend dans un cadre DevOps.\nMISSIONS\nActivités principales :\nConception et développement d'interfaces utilisateur réactives et maintenables.\nParticipation à la réflexion ergonomique et à l’amélioration continue de l’expérience\nutilisateur.\nIntégration des maquettes UI/UX fournies par les designers.\nCollaboration avec les développeurs backend pour l'intégration des APIs.\nRédaction de documentation technique.\nParticipation aux revues de code, aux sprints agiles, aux démos\nLIVRABLES\nInterfaces utilisateur ; - - - - -\nComposants UI et intégration des maquettes ;\nLibrairies de widgets ;\nScripts de tests frontend (unitaires, fonctionnels) ;\nDocumentation technique (guides, procédures) ;\nProfil & Exigences techniques :\nMaîtrise de React.js et/ou Angular (composants, hooks, services, routing) pour le\ndéveloppement d’interfaces dynamiques.\nExcellente compréhension de TypeScript, JavaScript ES6+, HTML5, CSS3.\nExpérience en gestion d'état (Redux, NgRx, Context API).\nPratique des outils de build moderne : NPM, Webpack...\nConnaissance des tests frontend (Playwright, React Testing Library, Cypress).\nIntégration d’APIs REST et/ou GraphQL.\nConnaissance des principes UX/UI, responsive design, accessibilité (ARIA, WCAG).\nExpérience de la conteneurisation avec Docker et Docker Compose pour les\nenvironnements de développement ou de tests.\nMaîtrise de Git, GitLab/GitHub CI, pipelines CI/CD\nCandidature : CV+ LM + Copie des diplômes à envoyer à \nCrée en 2008, Kéoni Consulting est une société de conseil et d’ingénierie informatique spécialisée dans le secteur de la banque, de la finance de marché, et de l’assurance, et de l'industrie. Nous sommes le partenaire dans la transformation digitale des grands Comptes. Nous les aidons à transformer leur modèle économique, aligner vos processus opérationnels, sélectionner les meilleures technologies, atténuer et palier les risques liés au digital.\nKéoni Consulting aide les entreprises à :\nFaire la différence\nInnover et créer\nRéinventer votre business\nSatisfaire les clients\nGagner en avantages compétitifs\nDevenir le leader de leur secteur\nDevenir le leader de votre secteur\nNotre activité couvre la totalité du cycle de vie des systèmes d’informations (Pilotage et Gestion de projet, Conseil en MOA, Conception, Réalisation, Maintenance, Production Exploitation).","description_format":"text","description_chars":2717,"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":[],"lifecycle":[{"event":"open","at":"2026-10-10T14:22:17Z"}],"visa":[],"liveness":{"score":2,"band":"cold","label":"Long shot","p_open":0.9,"p_active":0.089,"p_room":0.28,"age_days":277,"expected_fill_days":19,"reasons":["conf:54","stale_co","velocity","ghost","win:tail","crowd:brand"],"computed_at":"2026-11-14T05:58:10Z"},"pay":null,"html_url":"https://alion.io/job/keoni-consulting-developpeur-frontend-react-js-etou-angular","json_url":"https://alion.io/job/keoni-consulting-developpeur-frontend-react-js-etou-angular.json","meta":{"generated_at":"2026-11-14T15:56:46Z","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 call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":17911,"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":3908322},"rest":"https://alion.io/mcp/rest/get_company?id=3908322"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fkeoni-consulting-developpeur-frontend-react-js-etou-angular"},{"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%2Fkeoni-consulting-developpeur-frontend-react-js-etou-angular"},{"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%2Fkeoni-consulting-developpeur-frontend-react-js-etou-angular"},{"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/keoni-consulting-developpeur-frontend-react-js-etou-angular\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fkeoni-consulting-developpeur-frontend-react-js-etou-angular"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":2223626}},{"tool":"search_jobs","arguments":{"company":"keoni.fr","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":2223626},"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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