{"id":2022321,"url":"https://alion.io/job/citalid-software-engineer-risk-modelling-data-hf","title":"Software Engineer – Risk Modelling & Data (H/F)","company":{"id":2249387,"name":"Citalid","domain":"citalid.com","url":"https://alion.io/company/citalid","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Welcome to the Jungle","truth_index":null},"role":"Backend","role_family":"Backend","seniority":null,"employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Paris, France"],"countries":["FR"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":48000,"max":55000,"currency":"EUR","period":"year","gross":null,"usd_annual":61890},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Django","optional":false},{"name":"FastAPI","optional":false},{"name":"NumPy","optional":false},{"name":"Python","optional":false},{"name":"Scikit-learn","optional":false},{"name":"SciPy","optional":false}],"status":"live","first_seen_at":"2026-09-04T07:57:02Z","employer_posted_date":"2026-10-07","last_verified_at":"2026-10-27T13:03:14Z","board_verified":true,"closed_at":null,"days_open":53,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":53},"description":"Rejoins Citalid, une entreprise innovante dans le domaine de la Cyber Threat Intelligence. En tant qu'ingénieur logiciel, tu seras responsable du développement backend de notre plateforme en production et du traitement des données. Tu travailleras sur des modèles quantitatifs et veilleras à l'explicabilité des résultats.\nMissions\nConcevoir et développer les services et API Python qui exécutent les modèles de risque, en assurant la qualité du code et en industrialisant les modèles du prototype à la production.\nDévelopper les pipelines d'ingestion et de transformation des données de menace et de posture, et implémenter en production des traitements quantitatifs.\nCollaborer avec des profils variés (data, dev, produit, métier) et vulgariser des sujets complexes.\nProfil recherché\n*Indispensable** **2 ans minimum sur un poste d'ingénierie logicielle.**\n* Maîtrise avancée de Python dans un contexte applicatif : structures de données, algorithmie, tests, frameworks (ex.: FastAPI ou Django).\n* Maîtrise des librairies de traitement de la donnée : numpy et pandas.\n*Un vrai plus*\n* Bases mathématiques solides : algèbre, statistiques, probabilités, (idéalement simulations type Monte Carlo et réseau bayésien)\n* Librairies complémentaires : xarray, scipy, networkx, scikit-learn.\n* Profiling, optimisation des performances, gestion mémoire et calcul matriciel\n*Ce qu'on attend au-delà des compétences techniques*\n* Rigueur : documentation, tests, capacité à challenger ses propres résultats.\n* Sens de la qualité et de la maintenabilité - produire un travail fiable dans le temps.\n* Autonomie, tout en sachant demander de l'aide et confronter ses idées.\n* À l'aise avec l'incertitude méthodologique : nos modèles évoluent, les bonnes réponses ne sont pas toujours écrites à l'avance.\n* Capacité à dialoguer avec des profils variés (data, dev, produit, métier) et à vulgariser des sujets complexes.","description_format":"text","description_chars":1902,"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":[{"name":"France","iso":"FR","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Cybersecurity","Threat Intelligence","Information Security"],"lifecycle":[{"event":"open","at":"2026-10-07T13:22:50Z"}],"visa":[],"liveness":{"score":15,"band":"cold","label":"Long shot","p_open":1,"p_active":0.438,"p_room":0.35,"age_days":52,"expected_fill_days":23,"reasons":["conf:1","win:tail"],"computed_at":"2026-10-27T05:46:45Z"},"pay":{"stated_usd_annual":61890,"is_top_pay":false},"html_url":"https://alion.io/job/citalid-software-engineer-risk-modelling-data-hf","json_url":"https://alion.io/job/citalid-software-engineer-risk-modelling-data-hf.json","meta":{"generated_at":"2026-10-27T13:14:17Z","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":1248,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-28T00:00:00Z"}},"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":2249387},"rest":"https://alion.io/mcp/rest/get_company?id=2249387"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fcitalid-software-engineer-risk-modelling-data-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%2Fcitalid-software-engineer-risk-modelling-data-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%2Fcitalid-software-engineer-risk-modelling-data-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/citalid-software-engineer-risk-modelling-data-hf\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fcitalid-software-engineer-risk-modelling-data-hf"}]}