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Responsibilities

About the Team
Our team is responsible for the search algorithm for our rapidly growing global e-commerce business. We use state-of-the-art large-scale machine learning technology, the cutting-edge NLP, CV and multi-modal technology to build the industry's top-class search engine to provide the best e-commerce search experience, for more than 1 billion monthly users around the world. Our mission is to build a world where "there is no hard-to-sell good-priced product in the world".

We are looking for talented individuals to join us for an internship. PhD internships at Our Company provide students with the opportunity to actively contribute to our products and research, as well as to the organization's future plans and emerging technologies.
Our dynamic internship experience blends hands-on learning, enriching community-building and professional development events, and collaboration with industry experts.
Applications will be reviewed on a rolling basis, so we encourage you to apply early. Please clearly state your availability in your resume (Start date, End date).

Responsibilities
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. Improve users' perception of product authority, and deeply participate in the design and implementation of core search products. Comprehensively improve the end-to-end shopping experience from browsing to after-sales.
2. Design and implement the end-to-end ranking system (recall, first stage ranking, final stage ranking and mixed row): Improve users' personalized shopping interests model. Improve the shopping conversion efficiency for merchandise, video and live stream to promote GMV growth.
3. Promote the development of the ecosystem: From the perspective of the industry and businesses, solve challenging problems such as supply and demand matching, business cold start, and sustainable business growth, etc. Think, analyze and adjust the evolution of the system to achieve long-term and sustainable growth of GMV.
4. Participate in the exploration and development of personalized AI search, with a focus on harness engineering, post-training optimization, and rubric-based automated evaluation, to build next-generation search experiences that better understand users, reason over intent, and make intelligent decisions.
5. Work in a team setting and apply knowledge in statistics, scripting and programming languages required by the firm.
6. Work with the relevant software platforms in which the models are deployed.

Qualifications

Minimum Qualifications
1. Currently Pursuing a PhD in Software Development, Computer Science, Computer Engineering, or a related technical discipline.
2. Excellent coding skills. Solid knowledge of data structure and algorithms.
3. Excellent in analysis, modeling and problem-solving, and can see the essence of problems from complex data.
4. Industry work experience in machine learning. Good product sense with a focus on user experience.

Preferred Qualifications
1. Self-driven, able to deeply understand the business, adapt to rapid business changes, have good personal expression and communication skills, and be able to promote project implementation.
2. Publication records in top journals or conferences will be a plus. Experience winning ACM-ICPC medals will be a plus.

Responsibilities

Qualifications

Qualifications

Minimum Qualifications
1. Currently Pursuing a PhD in Software Development, Computer Science, Computer Engineering, or a related technical discipline.
2. Excellent coding skills. Solid knowledge of data structure and algorithms.
3. Excellent in analysis, modeling and problem-solving, and can see the essence of problems from complex data.
4. Industry work experience in machine learning. Good product sense with a focus on user experience.

Preferred Qualifications
1. Self-driven, able to deeply understand the business, adapt to rapid business changes, have good personal expression and communication skills, and be able to promote project implementation.
2. Publication records in top journals or conferences will be a plus. Experience winning ACM-ICPC medals will be a plus.

About TikTok

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

Size: 10,000+ employees
Industry: Technology: Consumer Internet

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