(General Hire)Tech Lead, Machine Learning Engineer, TikTok Recommendation

San Jose, California, US Until 8/21/2026 5+ years exp H-1B sponsor history First posted March 29, 2026 Last posted March 29, 2026
Job description

Description

About the Team
Recommendation algorithm team plays a central role in the company, driving critical product decisions and platform growth. The team is made up of machine learning researchers and engineers, who support and innovate on production recommendation models and drive product impact. The team is fast-pacing, collaborative and impact-driven. We are hiring for multiple roles in various teams within the TikTok Recommendations.

Responsibilities:
- Build industry-leading recommendation system, improving user experience, content ecosystem and platform security;
- Deliver end-to-end machine learning solution to address critical product challenges;
- Own the full stack machine learning system and optimize algorithms and infrastructure to improve recommendation performance.
- Work with cross functional teams to design product strategies and build solutions to grow TikTok in important markets.

Requirements

Minimum Qualification
- Bachelor degree in computer science or a related major, with 5+ years of related work experience;
- Strong software development experience with C++, Python or other programming language;
- Experience in one or more of the following areas: applied machine learning, machine learning infrastructure, large-scale recommendation system, market-facing machine learning product;
- Strong communication and teamwork skills;
- Passion about techniques and solving challenging problems.

About this role

Summary

Build and optimize large-scale recommendation systems and ML solutions at TikTok.

Job title

Tech Lead, Machine Learning Engineer, TikTok Recommendation

Experience level

5+ years

Minimum experience

5+ years exp

Industry

software

Location requirements

San Jose, CA; remote not specified

Salary

Not specified

Visa sponsorship

H-1B sponsor history

Management role

No

Skills & keywords

Required skills

C++Pythonmachine learningrecommendation systemsoftware development

Preferred skills

None specified

Specializations

machine learningrecommendation systemsinfrastructurecontent ecosystemproduct strategy
Locations

Structured locations inferred from the posting.

San Jose, CA, USA

Work arrangement unknown City