Machine Learning Engineer, Search - USDS

TikTok; San Jose (CA); Hybrid; USD 120,000 - 160,000; Full time

Job summary

A leading platform for short-form videos is seeking a Machine Learning Engineer for its Search team. This role focuses on optimizing search algorithms and improving user experience. The engineer will work with large-scale machine learning technologies to enhance TikTok's search capabilities, impacting over a billion users. Candidates should have a strong background in machine learning and coding, with a degree in computer science. The position offers a hybrid work schedule, requiring office attendance three days a week.

Qualifications

• At least 3 years of industry experience in machine learning.
• Strong coding skills, solid knowledge of data structures and algorithms.

Responsibilities

• Improve search quality and user experience by optimizing query analysis.
• Design and implement end-to-end ranking systems using behavioral data.
• Support ecosystem development by addressing industry challenges.

Skills

Analytical

Problem Solving

Modeling

Education

Bachelor's or higher degree in computer science

Job description

Machine Learning Engineer, Search - USDS

Responsibilities

About the Team
The Search team is responsible for TikTok's search algorithm, supporting its rapidly growing e-commerce and Local Services businesses. We utilize state-of-the-art large-scale machine learning, NLP, CV, and multi-modal technologies to develop a top-class search engine that offers the best search experience to over 1 billion monthly users worldwide.

Our organization follows a hybrid work schedule, requiring employees to work in the office 3 days a week or as directed by their manager. This model is regularly reviewed and may change.

Responsibilities - What You'll Do

1. Improve search quality and user experience by optimizing query analysis, text relevance, understanding video content, and implementing multi-modal matching.
2. Design and implement end-to-end ranking systems using behavioral data to model user interests.
3. Support ecosystem development by addressing industry and business challenges like supply-demand matching, cold start issues, and fostering sustainable growth.

Qualifications

Minimum Qualifications

• Bachelor's or higher degree in computer science or related field.
• At least 3 years of industry experience in machine learning.
• Strong coding skills, solid knowledge of data structures and algorithms.
• Excellent analytical, modeling, and problem-solving abilities.

Preferred Qualifications

• Experience in search, recommendation, or advertising algorithms.
• Publication record in top journals or conferences.

About USDS

TikTok is a leading platform for short-form videos, inspiring creativity and joy. USDS is a security-focused division dedicated to data protection and content safety in the U.S., overseeing Trust & Safety, Security & Privacy, Engineering, and other teams.

Data Security Statement

This role involves working with systems that handle sensitive data and requires strict security screening.