Sr. Machine Learning Engineer, Search E-Commerce - USDS

Responsibilities

TikTok is the leading destination for short-form mobile video. Our mission is to inspire creativity and bring joy.

About USDS
U.S. Data Security (“USDS”) is a standalone entity of TikTok in the U.S. This new security-first division was created to bring heightened focus and governance to our data protection policies and content assurance protocols to keep U.S. users safe.

About the Team
The Search E-Commerce team is responsible for the search algorithm for TikTok's rapidly growing global e-commerce business. Our mission is to build a world where "there is no hard-to-sell good-priced product in the world".

Responsibilities - What You'II Do

1. Improve the basic search quality and user experience: Optimize query analysis and text relevance matching. Understand e-commerce video content and implement multi-modal matching.
2. Design and implement the end-to-end ranking system: Use massive behavioral data to deeply model users' personalized shopping interests.
3. Promote the healthy development of the ecosystem: Solve challenging problems such as supply and demand matching and sustainable business growth.

1. Bachelor or advanced degree in computer science or a related technical discipline.
2. Industry work experience in machine learning. Good product sense with a focus on user experience.
3. Solid coding skills. Solid knowledge of data structure and algorithms.
4. Excellent in analysis, modeling and problem-solving.
5. Publication records in top journals or conferences will be a plus.

The base salary range for this position in the selected city is $184300 - $337250 annually.

Compensation may vary outside of this range depending on a number of factors, including a candidate’s qualifications, skills, competencies and experience, and location.

We cover 100% premium coverage for employee medical insurance, approximately 75% premium coverage for dependents and offer a Health Savings Account(HSA) with a company match.

Our time off and leave plans include 10 paid holidays per year plus 17 days of Paid Personal Time Off (PPTO) and 10 paid sick days per year.