{"id":2016741,"url":"https://alion.io/job/cafeyn-back-end-software-engineer-net","title":"Back-End Software Engineer (.NET)","company":{"id":1800337,"name":"Cafeyn","domain":"cafeyn.co","url":"https://alion.io/company/cafeyn","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":"remote","remote_scope":"stated_countries","remote_scope_basis":"posting_text","remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["Paris, France"],"countries":["FR"],"hiring_countries":["FR"],"hiring_countries_total":1,"salary":null,"salary_estimate":{"min_usd":44000,"max_usd":80000,"period":"year","method":"role_country_seniority_unknown","sample_n":408},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[],"status":"live","first_seen_at":"2026-09-03T22:00:33Z","employer_posted_date":"2026-10-07","last_verified_at":"2026-10-11T19:34:29Z","board_verified":true,"closed_at":null,"days_open":37,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":37},"description":"Join Cafeyn, a leading digital reading service with over 2 million users worldwide. As a Back-End Software Engineer, you will be part of a team of over 10 developers, responsible for the robustness, scalability, performance, and security of the company's back-end systems. You will participate in the development of APIs and other back-end components, ensure the operation and maintenance of existing systems, and contribute to the technical design of back-end systems. This position is open to full remote work in France.\nMissions\nParticiper au développement d'APIs et d'autres composants back-end.\nAssurer l'exploitation, la maintenance et l'évolution des systèmes existants.\nParticiper à la conception technique de nos systèmes back-end.","description_format":"text","description_chars":740,"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":[{"name":"France","iso":"FR","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-10-07T13:12:21Z"}],"visa":[],"liveness":{"score":31,"band":"fade","label":"Fading","p_open":1,"p_active":0.57,"p_room":0.55,"age_days":36,"expected_fill_days":27,"reasons":["conf:1","win:tail"],"computed_at":"2026-10-10T05:45:15Z"},"pay":null,"html_url":"https://alion.io/job/cafeyn-back-end-software-engineer-net","json_url":"https://alion.io/job/cafeyn-back-end-software-engineer-net.json","meta":{"generated_at":"2026-10-11T21:07:41Z","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":9752,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-12T00:00:00Z"}},"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":1800337},"rest":"https://alion.io/mcp/rest/get_company?id=1800337"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fcafeyn-back-end-software-engineer-net"},{"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%2Fcafeyn-back-end-software-engineer-net"},{"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%2Fcafeyn-back-end-software-engineer-net"},{"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/cafeyn-back-end-software-engineer-net\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fcafeyn-back-end-software-engineer-net"}]}