{"id":1256571,"url":"https://alion.io/job/tiktok-machine-learning-engineer-search-local-services-team","title":"Machine Learning Engineer, Search - Local Services Team","company":{"id":47,"name":"TikTok","domain":"tiktok.com","url":"https://alion.io/company/tiktok","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Feishu","truth_index":{"grade":"B","score":83,"open_postings":3414,"ghost_share":0.206,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":93,"computed_at":"2026-10-13T05:45:00Z"}},"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":["San Jose, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":210000,"max_usd":460000,"period":"year","method":"role_country_seniority_unknown","sample_n":3786},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Linux","optional":false},{"name":"Machine Learning","optional":false},{"name":"NLP","optional":false},{"name":"Recommender Systems","optional":true}],"status":"live","first_seen_at":"2024-12-17T18:33:36Z","employer_posted_date":"2026-09-25","last_verified_at":"2026-10-13T05:58:55Z","board_verified":true,"closed_at":null,"days_open":664,"trust":{"level":"ghost","repost_count":0,"flags":["stale","company_stale"],"days_open":664},"description":"岗位职责 / Responsibilities\nAbout the Team:\nThe Data-Search-TikTok-Local Services team enhances local services by improving user discovery of hospitality, dining, and leisure experiences while driving ecosystem growth. They leverage large-scale machine learning to refine search and recommendation systems, focusing on personalized relevance, CTR/CVR prediction, and optimized conversion efficiency for billions of users.\nResponsibilities:\n1. Support the local video service business to enhance user discovery of life services such as hospitality, dining, and leisure.\n2. Improve the search experience in local services and promote ecosystem growth.\n3. Utilize large-scale machine learning techniques in search and recommendation scenarios with billions of users to: Improve user shopping experiences & Enhance conversion efficiency.\n4. Design and implement local services search algorithms across the full stack, including: Query analysis, relevance, recall, coarse ranking, fine ranking, and blended ranking. Personalized behavior modeling for relevance computation. CTR (Click-Through Rate) prediction, CVR (Conversion Rate) prediction. Vector recall and value blending.\n任职要求 / Requirements\nMinimum Qualifications\n1. Excellent analytical and problem-solving skills.\n2. Strong foundation in machine learning and deep learning, with experience in: NLP (Natural Language Processing).\n3. Exceptional coding skills with solid knowledge of data structures and algorithms.\n4. Proficiency in Linux development environments.\nPreferred Qualifications\n1. Prior experience in search, recommendation, or advertisement algorithms.\n2. Familiarity with local life services and e-commerce businesses.","description_format":"text","description_chars":1682,"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":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Media & Entertainment","Advertising","Social Commerce","Streaming & OTT Platforms"],"lifecycle":[{"event":"open","at":"2026-09-25T19:09:05Z"}],"visa":[{"country":"US","licensed_sponsor":true,"evidence":"H-1B filings in 12 months: 547 · green card filings: 242","filings_12m":547,"filings_prev_12m":889,"green_card_filings_12m":242,"median_offered_wage_usd":210130,"route":null,"cap_exempt":false,"checked_at":"2026-10-03T21:08:04+00:00","sources":["US Department of Labor: LCA disclosure data (H-1B, H-1B1, E-3)","US Department of Labor: PERM disclosure data (green cards)"],"filings_for_role_12m":328}],"liveness":{"score":3,"band":"cold","label":"Long shot","p_open":1,"p_active":0.089,"p_room":0.28,"age_days":664,"expected_fill_days":93,"reasons":["conf:2","velocity","ghost","win:tail","crowd:brand"],"computed_at":"2026-10-13T05:45:00Z"},"pay":null,"html_url":"https://alion.io/job/tiktok-machine-learning-engineer-search-local-services-team","json_url":"https://alion.io/job/tiktok-machine-learning-engineer-search-local-services-team.json","meta":{"generated_at":"2026-10-13T08:04:36Z","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":11878,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-14T00:00:00Z"}},"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":47},"rest":"https://alion.io/mcp/rest/get_company?id=47"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Ftiktok-machine-learning-engineer-search-local-services-team"},{"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%2Ftiktok-machine-learning-engineer-search-local-services-team"},{"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%2Ftiktok-machine-learning-engineer-search-local-services-team"},{"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/tiktok-machine-learning-engineer-search-local-services-team\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Ftiktok-machine-learning-engineer-search-local-services-team"}]}