Machine Learning Engineer Graduate (Data-Search-TikTok.US - Seattle) - 2025 Start (PhD)

Responsibilities

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

TikTok'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 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

On the TikTok 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 are also exploring how to leverage LLM to further enhance TikTok users search experience, potentially sharping the search engine for the next generation.

We embrace a culture of self-direction, intellectual curiosity, openness, and problem-solving.

Responsibilities :

Participate in the improvement of the search core algorithm, possible directions include :

• Content understanding : Applying the industry's cutting-edge NLP and CV technology and leveraging LLM to match the most relevant videos for each search query, and continuously improve the relevance of TikTok search.
• User Behavior Modeling : solving the recommendation problem in search, let TikTok search increase the ability of personalization on the basis of "relevant", and understand users better.
• Video understanding : comprehensive use of NLP, CV, as well as LLM for better video understanding from the perspective of the video itself and social network, improve authority, credibility, and usefulness of search results.

Qualifications

Minimum qualification :

• Current or recent graduate with a background in Software Development, Computer Science, Computer Engineering, or a related technical discipline.
• Must obtain work authorization in country of employment at the time of hire, and maintain ongoing work authorization during employment.
• Proficient coding skills and strong algorithm & data structure basis.
• Effective communication and teamwork skills.
• Experience in one or more of the following areas : NLP, Ranking, Ads, search engine, recommender system, distributed system, and machine learning.

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.

TikTok is committed to providing reasonable accommodations in our recruitment processes for candidates with disabilities, pregnancy, sincerely held religious beliefs or other reasons protected by applicable laws.

If you need assistance or a reasonable accommodation, please reach out to us at https : / / shorturl.at / cdpT2