Responsibilities

TikTok is the leading destination for short-form mobile video. Our mission is to inspire creativity and bring joy. TikTok has global offices including Los Angeles, New York, London, Paris, Berlin, Dubai, Singapore, Jakarta, Seoul and Tokyo.

Why Join Us
Creation is the core of TikTok's purpose. Our platform is built to help imaginations thrive. This is doubly true of the teams that make TikTok possible.
Together, we inspire creativity and bring joy - a mission we all believe in and aim towards achieving every day.
To us, every challenge, no matter how difficult, is an opportunity; to learn, to innovate, and to grow as one team. Status quo? Never. Courage? Always.
At TikTok, we create together and grow together. That's how we drive impact - for ourselves, our company, and the communities we serve.
Join us.

About the team
The success of data business model hinges on the supply of a large volume of high quality labeled data that will grow exponentially as our business scales up. However, the current cost of data labeling is excessively high. The Data Solutions team is built to understand data strategically at scale for all Global Business Solution (GBS) business needs. Data Solutions Team uses quantitative and qualitative data to guide and uncover insights, turning our findings into real products to power exponential growth. Data Solutions Team responsibility includes infrastructure construction, recognition capabilities management, global labeling delivery management.

We are looking for a highly capable data scientist to design, develop and scale our AI/ML solutions. You will be understanding the business requirements, researching and designing ML models to empower XFN stakeholders with data insights and deliver real business impact.

Responsibilities
What you will do
1. Data Science Translation: liaise with business teams to identify and prioritize potential use cases, translate the business requirements to DS problem statement; with available modeling/analytical results, communicate DS results to non-technical stakeholders and provide actionable insights for continuous business growth;
2. R&D: conduct research on the latest deep learning technology and identify potential areas of application in content understanding and insights generation;
3. ML Solution Design: understand the use case scenario and data/resource availability, design the end-to-end ML solution so that the model can be accessible to end users;
4. ML Deployment: work with MLE and data engineers to design and implement the model pipelines for machine learning models that will support the current and future needs of our business;
5. Model Tracking: design model measurement metrics, work with MLE to implement data pipeline to ensure correct model output and model performance;
6. Technical Leadership: provide mentorship to data scientists, guide them in new algorithm exploration and modeling solution design.

Qualifications

1. BS or above in mathematics, engineering, computer science or any related field;
2. 3-7 of experience in data analysis, with at least 2-3 years in ML/DL and specialize in at least one of CV/NLP/Multi-modal transformer-based algorithms; working experience with generative DL models is highly desirable;
3. Advanced knowledge of statistical and ML techniques (k-means clustering, regression, decision trees, clustering, neural networks, etc.);
4. High proficiency in Python and SQL, and ML/DL frameworks such as tensorflow, pytorch;
5. Advanced English in both speaking and writing;

Preferred:
1. Experience in CI/CD like git and using cloud services such as AWS will be highly desirable;
2. Knowledge in at least one of C/C++/Go is a plus;
3. Excellent skills and ability to communicate analytical and technical content in an easy to understand way to both technical and non-technical audicellent communications skills and ability to communicate analytical and technical content in an easy to understand way to both technical and non-technical audiences;
4. Intellectual curiosity, along with excellent problem-solving and quantitative skills, including the ability to desegregate issues, identify root causes and recommend solutions;

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.

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