Senior Machine Learning Engineer, Search - Local Services Team

TikTok's Local Services Search team in Seattle is seeking a Senior Machine Learning Engineer to advance large-scale ML in search and recommendations for local services discovery. This onsite role will focus on improving how users find life services such as hospitality, dining, and leisure, while driving ecosystem growth through scalable ML approaches across billions of users.

Responsibilities

• Support the local video service business to enhance user discovery of life services such as hospitality, dining, and leisure.
• Improve the search experience in local services and promote ecosystem growth.
• Utilize large-scale machine learning techniques in search and recommendation scenarios with billions of users to improve user shopping experiences and enhance conversion efficiency.
• Design and implement local services search algorithms across the full stack, including query analysis, relevance, recall, coarse ranking, fine ranking, and blended ranking. Personalize behavior modeling for relevance computation. CTR prediction, CVR prediction. Vector recall and value blending.

Requirements

• Excellent analytical and problem-solving skills.
• Strong foundation in machine learning and deep learning, with experience in NLP.
• Exceptional coding skills with solid knowledge of data structures and algorithms.
• Proficiency in Linux development environments.
• Prior experience in search, recommendation, or advertisement algorithms.
• Familiarity with local life services and e-commerce businesses.

Technologies

• Linux

Benefits

• Day one access to medical, dental, and vision insurance.
• a 401(k) savings plan with company match.
• Paid parental leave.
• Short-term and long-term disability coverage.
• Life insurance.
• Wellbeing benefits.
• 10 paid holidays per year.
• 10 paid sick days per year.
• 17 days of Paid Personal Time (prorated upon hire with increasing accruals by tenure).

Los Angeles County Compliance Notice

Qualified applicants with arrest or conviction records will be considered for employment in accordance with all federal, state, and local laws including the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. Our company believes that criminal history may have a direct, adverse and negative relationship on the following job duties, potentially resulting in the withdrawal of the conditional offer of employment:

• Interacting and occasionally having unsupervised contact with internal/external clients and/or colleagues;
• Appropriately handling and managing confidential information including proprietary and trade secret information and access to information technology systems;
• Exercising sound judgment.

TikTok Accommodation

TikTok is committed to providing reasonable accommodations in our recruitment processes for candidates with disabilities, pregnancy, sincerely held religious beliefs or other reasons protected by applicable laws. If you need assistance or a reasonable accommodation, please reach out to us at RA-request.

Pay Transparency

The base salary range for this position in Seattle is USD 202,160 - 368,220 per year. Compensation may vary outside of this range depending on qualifications, skills, competencies and experience, and location. Base pay is one part of the Total Package that may be provided to compensate and recognize employees for their work, and this role may be eligible for additional discretionary bonuses/incentives, and restricted stock units. Benefits may vary depending on the nature of employment and the country work location. Employees have day one access to medical, dental, and vision insurance, a 401(k) savings plan with company match, paid parental leave, short-term and long-term disability coverage, life insurance, wellbeing benefits, among others. Employees also receive 10 paid holidays per year, 10 paid sick days per year and 17 days of Paid Personal Time (prorated upon hire with increasing accruals by tenure). The Company reserves the right to modify or change these benefits programs at any time, with or without notice.