{"id":2315458,"url":"https://alion.io/job/iandao-uanfagongcheng","title":"算法工程","company":{"id":4415941,"name":"Qiandao","domain":"qiandao.com","url":"https://alion.io/company/qiandao-2","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Feishu","truth_index":{"grade":"D","score":48,"open_postings":61,"ghost_share":0.869,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-17T05:46:00Z"}},"role":"AI/ML","role_family":"AI/ML","seniority":null,"employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Shanghai, China"],"countries":["CN"],"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":"C++","optional":false},{"name":"Java","optional":false},{"name":"Milvus","optional":false},{"name":"Python","optional":false},{"name":"TensorFlow","optional":false},{"name":"TensorFlow C++","optional":false},{"name":"Triton","optional":false}],"status":"live","first_seen_at":"2025-06-25T08:51:31Z","employer_posted_date":"2026-10-12","last_verified_at":"2026-10-17T22:51:53Z","board_verified":true,"closed_at":null,"days_open":479,"trust":{"level":"ghost","repost_count":0,"flags":["stale","company_stale"],"days_open":478},"description":"岗位职责 / Responsibilities\n岗位描述\n1. 作为公司核心团队中的一员，将深度参与推荐搜索领域的算法工程化演进，支撑业务目标达成和快速增长\n2. 囊括范围有：召回排序、特征工程、推理训练等系统的设计、开发与优化，保障在离线全链路的高可用、高性能、高效率\n3. 与产品、算法、大数据各方紧密合作，推动新技术在场景中应用和落地\n任职要求 / Requirements\n岗位要求\n1. 具备2年及以上算法工程开发经验，且编程基本功扎实，熟悉常用的数据结构和算法，擅长Go/Java/Python/C++中至少一门\n2. 熟悉搜推链路多级漏斗，有搜推全链路的问题定位经验和解决能力\n3. 熟悉pytorch/TensorFlow/Triton/trt中至少一项关键技术，或者熟悉faiss/proxima/indexlib/lucene/milvus/es中的至少一项\n4. 熟悉搜推系统中的召回模型、CTR/CVR等预估相关的深度模型、多目标融合等召回排序能力\n5. 熟悉linux操作系统、容器、网络、存储相关原理\n6. 有混合检索/特征平台/算法平台/推理训练中多个经验者优先","description_format":"text","description_chars":496,"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":"Chinese","level":"Advanced (C1)","optional":false}]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-10-12T03:59:28Z"}],"visa":[],"liveness":{"score":2,"band":"cold","label":"Long shot","p_open":1,"p_active":0.063,"p_room":0.28,"age_days":478,"expected_fill_days":20,"reasons":["conf:3","stale_co","ghost","win:tail","crowd:"],"computed_at":"2026-10-17T05:46:00Z"},"pay":null,"html_url":"https://alion.io/job/iandao-uanfagongcheng","json_url":"https://alion.io/job/iandao-uanfagongcheng.json","meta":{"generated_at":"2026-10-18T02:05:50Z","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":3421,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-19T00:00:00Z"}},"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":4415941},"rest":"https://alion.io/mcp/rest/get_company?id=4415941"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fiandao-uanfagongcheng"},{"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%2Fiandao-uanfagongcheng"},{"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%2Fiandao-uanfagongcheng"},{"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/iandao-uanfagongcheng\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fiandao-uanfagongcheng"}]}