Responsibilities
Tik Tok is the leading destination for short-form mobile video. At Tik Tok, our mission is to inspire creativity and bring joy. Tik Tok's global headquarters are in Los Angeles and Singapore, and its offices include New York, London, Dublin, Paris, Berlin, Dubai, Jakarta, Seoul, and Tokyo.

Why Join Us
Creation is the core of Tik Tok's purpose. Our platform is built to help imaginations thrive. This is doubly true of the teams that make Tik Tok 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 Tik Tok, we create together and grow together. That's how we drive impact - for ourselves, our company, and the communities we serve.
Join us.

Team Introduction
Our engineering team is responsible for developing state-of-the-art machine learning models and algorithms to protect our platform and users from the content and behaviors that violate community guidelines and related market regulations. With the continuous efforts from our team, Tik Tok is able to provide the best user experience and bring joy to everyone in the world.

Responsibilities:
1. Build industry-leading content safety systems for Tik Tok;
2. Develop highly-scalable classifiers, tools, models and algorithms leveraging cutting-edge machine learning, computer vision and data mining technologies;
3. Understand product objectives and improve trust and safety strategy and model's performance;
4. Work with cross-functional teams to protect Tik Tok globally.
Qualifications

Minimum Qualifications:
1. Bachelor's degree or above, preferably with a background in Engineering or Computer Science.
2. Working experience in at least one of the following areas: machine learning, pattern recognition, NLP, data mining, or computer vision.
a) Experience in the recommendation, search, advertising, or other related projects.
b) Published papers in the top AI conferences or journals is a plus, including KDD, IJCAI, WWW, WSDM, ICML, Neur IPS, CVPR, ECCV, ICCV, ACL, etc.;
c) Competition experience in machine learning, data mining, CV, NLP and others.
3. Good understanding of data structures and algorithms;
4. Great communication and teamwork skills.

Preferred Qualifications:
1. Experience in content moderation or trust & safety is a plus;
2. Passion for techniques and solving challenging problems;
3. Proficient in prioritizing tasks within tight deadlines, and coordinating with various stakeholders to achieve business objectives;
4. Demonstrates resilience under pressure, embracing challenges with determination.

Tik Tok 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 Tik Tok, 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.