Machine Learning Engineer (CCR&VOC) Tech Lead, TikTok E-commerce Governance

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At TikTok, we create together and grow together. That's how we drive impact - for ourselves, our company, and the communities we serve.
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About the team
The team use the most advanced AI technology to combat various risks/violations in TikTok's e-commerce platform, maintain platform security, build a good e-commerce ecosystem, and empower business teams to improve work efficiency. We pursue the ultimate risk detection capability. The fairness and sustainability of the e-commerce ecosystem, high-quality content and merchandise are areas where we are constantly striving for improvement.
CCR (Consumer Complaint Rate) & VOC (Voice of Customer) serves as key tasks to measure the consumer satisfaction rates and identify the new trending issues that the ecosystem has, which helps to build a better e-commerce ecosystem.

1. Lead the CCR & VOC algorithm team, setting the technical development direction and OKR targets.
2. Optimize algorithms in the CCR domain and explore technical solutions based on LLMs to improve accuracy and business applicability.
3. Optimize algorithms in the VOC domain to explore LLMs and enhance risk discovery capabilities.
4. Collaborate closely with product and operations teams to ensure the accuracy and stability of CCR metrics, promoting them as core metrics in e-commerce.
5. Stay updated on the latest technological trends in the industry and drive the application and implementation of new technologies in the CCR & VOC domains.

Qualifications

Minimum qualifications

1. Strong foundation in machine learning technologies, understanding of cutting-edge AI technologies, and familiarity with big data frameworks and applications.
2. Bachelor and above in Computer Science or related fields.
3. Solid programming skills and a strong background in data structures and algorithms; expertise in 1-2 areas such as NLP, computer vision (CV), and multimodal models.
4. Strong team spirit and communication skills, with the ability to explore and advance the implementation of new technologies collaboratively.

Preferred Qualifications

1. Management experience is a plus; experience in e-commerce is preferred.
2. Experience in the practical implementation of LLMs; candidates with experience in content safety and e-commerce are preferred.

TikTok is committed to creating an inclusive space where employees are valued for their skills, experiences, and unique perspectives. Our platform connects people from across the globe and so does our workplace. At TikTok, our mission is to inspire creativity and bring joy. To achieve that goal, we are committed to celebrating our diverse voices and to creating an environment that reflects the many communities we reach. We are passionate about this and hope you are too.