{"id":1782881,"url":"https://alion.io/job/eituan-ousuosuanfagongchengshi","title":"搜索算法工程师","company":{"id":238,"name":"Meituan","domain":"meituan.com","url":"https://alion.io/company/meituan","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Career site","truth_index":{"grade":"B","score":77,"open_postings":457,"ghost_share":0,"stale_share":0.906,"repost_share":0,"time_to_fill_p50_days":44,"computed_at":"2026-11-05T05:54:30Z"}},"role":"AI/ML","role_family":"AI/ML","seniority":null,"employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Beijing, 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":"Claude","optional":false},{"name":"Fine-tuning","optional":false},{"name":"PEFT","optional":false},{"name":"RAG","optional":false},{"name":"Transformers","optional":true}],"status":"live","first_seen_at":"2026-08-19T03:49:03Z","employer_posted_date":"2026-10-03","last_verified_at":"2026-11-05T04:29:16Z","board_verified":true,"closed_at":null,"days_open":78,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":78},"description":"岗位职责 / Responsibilities\n1、负责美团到餐业务的搜索算法策略迭代，优化用户搜索体验，提升点击率、转化率等核心指标。\n2、应用大规模机器学习模型和系统，优化查询理解、召回、粗排、精排、重排等算法模块。 \n3、探索并落地LLM/大模型在搜索全链路中的应用，包括基于大模型的Query理解、语义召回、智能排序、结果摘要与推荐理由生成等，提升搜索智能化水平。\n4、跟进AI Agent、RAG、向量检索等前沿技术在本地生活搜索场景的应用，推动生成式AI与检索系统的深度融合。\n5、深入思考产品业务价值，参与制定及落实团队在技术、业务等多维度发展方向。 \n6、与其他团队密切合作，包括数据工程师、前后端工程师、产品经理等，实现高质量的产品和解决方案。\n任职要求 / Requirements\n1、拥有计算机、电子、通信、数学、统计学或相关专业的本科及以上学历，具备5年及以上工作经验。\n2、熟悉掌握机器学习和深度学习算法，在搜索、广告或推荐等领域有实际工作经验，并在多目标优化、序列建模、深度召回等一个或多个方向有深入研究。\n3、熟练使用Hive/Spark/Hadoop等大数据工具，熟悉TensorFlow/PyTorch等框架，具备大规模深度学习项目实际经验，具备良好的代码开发能力。\n4、具备一定的业务敏感度，创新精神和理论与实践相结合的能力，具有主动思考和学习的动力，乐于与业务共同成长。\n5、熟悉LLM原理及主流大模型（如GPT、Claude、LLaMA、Qwen等）的应用范式，具备大模型微调（Fine-tuning/PEFT）、RAG、Agent开发等实际项目经验; 了解多模态大模型在图文理解中的应用优先。\n5、具备出色的问题分析和解决能力，具有团队合作意识，对具有挑战性的问题充满激情，对AI技术驱动业务增长有强烈热情和实践经验。\n岗位亮点 / Highlights\n1、团队业务紧跟公司的业务目标，每一次策略迭代都能给公司的业务目标带来具体的价值，实现自我价值和个人成就感。\n2、团队成员大多来自于名校和名企，在这里有机会学习、尝试和落地业界先进技术。\n3、业务处于快速发展阶段，能够为个人提供了快速成长的空间，拥有自主迭代的决策权，更好地实现创新。\n4、团队正处于传统搜推向\"AI+搜索\"转型的关键阶段，深度参与大模型在本地生活搜索的落地，有机会定义下一代智能搜索产品形态。","description_format":"text","description_chars":1005,"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":["Commerce","Delivery","Marketplaces"],"lifecycle":[{"event":"open","at":"2026-10-03T17:16:20Z"}],"visa":[],"liveness":{"score":11,"band":"cold","label":"Long shot","p_open":1,"p_active":0.313,"p_room":0.36,"age_days":78,"expected_fill_days":44,"reasons":["conf:1","stale_co","velocity","win:tail","crowd:brand"],"computed_at":"2026-11-05T05:54:30Z"},"pay":null,"html_url":"https://alion.io/job/eituan-ousuosuanfagongchengshi","json_url":"https://alion.io/job/eituan-ousuosuanfagongchengshi.json","meta":{"generated_at":"2026-11-05T08:01:01Z","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":10203,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-06T00:00:00Z"}},"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":238},"rest":"https://alion.io/mcp/rest/get_company?id=238"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Feituan-ousuosuanfagongchengshi"},{"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%2Feituan-ousuosuanfagongchengshi"},{"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%2Feituan-ousuosuanfagongchengshi"},{"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/eituan-ousuosuanfagongchengshi\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Feituan-ousuosuanfagongchengshi"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":1782881}},{"tool":"search_jobs","arguments":{"company":"meituan.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":1782881},"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. Docs: https://alion.io/developers"}}