{"id":1316334,"url":"https://alion.io/job/tiktok-general-hiretech-lead-machine-learning-engineer-tiktok-recommendation","title":"(General Hire)Tech Lead, Machine Learning Engineer, TikTok Recommendation","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":3451,"ghost_share":0.197,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":98,"computed_at":"2026-10-29T05:49:05Z"}},"role":"AI/ML","role_family":"AI/ML","seniority":"lead","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":243000,"max_usd":503000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":782},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C++","optional":false},{"name":"Machine Learning","optional":false},{"name":"Python","optional":false},{"name":"Recommender Systems","optional":false}],"status":"live","first_seen_at":"2024-04-18T05:50:52Z","employer_posted_date":"2026-09-26","last_verified_at":"2026-10-29T17:25:38Z","board_verified":true,"closed_at":null,"days_open":924,"trust":{"level":"ghost","repost_count":0,"flags":["stale","company_stale"],"days_open":923},"description":"岗位职责 / Responsibilities\nAbout the Team\nRecommendation algorithm team plays a central role in the company, driving critical product decisions and platform growth. 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The team is fast-pacing, collaborative and impact-driven.\nResponsibilities -\n- Build industry-leading recommendation system, improving user experience, content ecosystem and platform security;\n- Deliver end-to-end machine learning solution to address critical product challenges;\n- Own the full stack machine learning system and optimize algorithms and infrastructure to improve recommendation performance.\n- Work with cross functional teams to design product strategies and build solutions to grow TikTok in important markets.\n任职要求 / Requirements\nMinimum Qualification \n- Bachelor degree in computer science or a related major, with 5+ years of related work experience;\n- Strong software development experience with C++, Python or other programming language;\n- Experience in one or more of the following areas: applied machine learning, machine learning infrastructure, large-scale recommendation system, market-facing machine learning product;\n- Strong communication and teamwork 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