Machine Learning Engineer - Search Recommendation, E-commerce Search Growth

About the team
On the Tik Tok Search Team, you will have the opportunity to develop and apply cutting edge machine learning technologies in real-time large-scale systems, which serve billions of search requests every day. Via advanced NLP and multi-modal models, our projects impact and improve the search experience for hundreds of millions of users globally. We embrace a culture of self-direction, intellectual curiosity, openness, and problem-solving.

About the Team:

The Search Growth E-commerce team is at the forefront of developing the search recommendation algorithm for Tik Tok's rapidly expanding global e-commerce enterprise. Utilizing cutting-edge machine learning technology, advanced NLP, CV, recommendation, and multi-modal technology, we're shaping a pioneering engine within the industry. Our objective is to deliver the ultimate e-commerce search experience to over 1 billion active Tik Tok users worldwide. Our mission: to create a world where "there are no hard-to-sell, overpriced products."

Responsibilities:

What You'll Do:

• Elevate search recommendation services and models for Tik Tok E-commerce, driving heightened e-commerce search traffic on both Tik Tok and Tik Tok Mall, while enhancing user search and purchasing cognition.
• Optimize the recommender system, focusing on hyperscale machine learning models. This involves diverse tasks spanning recall/first-stage ranking to final-stage ranking within the end-to-end workflow.
• Push the boundaries of short text and general recommendation technology, with a specific emphasis on the interaction between recommendation and NLP technology.

Requirements:

• Minimum Qualifications

• 3+ years of work experience in machine learning. Good product sense with a focus on user experience and E-commerce business.

• Bachelor or advanced degree in computer science or a related technical discipline.

• Preferred Qualifications

• Excellent coding skills. Solid knowledge of data structure and algorithms.

• Excellent in analysis, modeling and problem-solving, and can see the essence of problems from complex data.