Senior Data Scientist (Multiple Positions)

San Jose, California, US Until 9/11/2026 2+ years exp H-1B sponsor history First posted July 13, 2026 Last posted July 13, 2026
Job description

Description

About TikTok
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 we also have offices in New York City, London, Dublin, Paris, Berlin, Dubai, Jakarta, Seoul, and Tokyo.

Why Join Us
Inspiring creativity is at the core of TikTok's mission. Our innovative product is built to help people authentically express themselves, discover and connect – and our global, diverse teams make that possible.
Together, we create value for our communities, inspire creativity and bring joy - a mission we work towards every day.
We strive to do great things with great people. We lead with curiosity, humility, and a desire to make impact in a rapidly growing tech company.
Every challenge is an opportunity to learn and innovate as one team. We're resilient and embrace challenges as they come.
By constantly iterating and fostering an "Always Day 1" mindset, we achieve meaningful breakthroughs for ourselves, our company, and our users.
When we create and grow together, the possibilities are limitless.
Join us.

About the Team
Our team plays a crucial role in ensuring the company’s success. We seek people who are willing to learn and put in the effort to solve problems. Our challenges are not your regular day-to-day problems - you’ll be part of a team that’s developing new solutions to new challenges. It’s working fast, at scale, and we’re making a difference. We are looking for talents to join us on this exciting journey!

Responsibilities
Utilize statistical mechanics to apply data science techniques to analyze and mine product data, and to identify potential correlations and trends.
Design and conduct user research and user experience testing to gain an understanding of user needs and behaviors, and to optimize the user experience.
Build user behavior models, predict user needs and behavior patterns, and provide insights for product decision-making.
Design and conduct AB test experiments to validate the effectiveness of product features and designs, and to provide recommendations for improvement.
Design and develop data visualization tools based on optics, image processing knowledge, and skills, to present product data in an intuitive and easily understandable manner to the team and stakeholders.
Communicate and collaborate with engineers and other team members in various departments.

Requirements

Qualifications
Must have a Master’s degree or foreign equivalent degree in Computer Science, Engineering (any), Information Technology, Data Science, Data Analytics, Physics, Statistics, Mathematics, or a related quantitative field, and 2 years of related work experience; OR a Bachelor’s degree or foreign equivalent degree in Computer Science, Engineering (any), Information Technology, Data Science, Data Analytics, Physics, Statistics, Mathematics, or a related quantitative field, and 5 years of post-bachelor’s, progressive related work experience.

Of the required experience, must have 2 years of experience in each of the following:
Using SQL queries and data visualization tools to gather, process, visualize, and analyze large quantities of data to detect trends and anomalies in support of business opportunity identification;
Designing A/B tests, conducting statistical analysis, and interpreting A/B test results to provide insights for product features;
Creating, maintaining, and delivering reports using Excel, and developing, validating, and maintaining metrics to manage and evaluate business performance; and
Designing and maintaining dashboards using visualization tools to visualize key data and insights, track key performance indicators, and provide self-service tools to stakeholders.

Employer: TT Commerce & Global Services LLC
Type: Full time, 40 hours/week
Location: San Jose, CA 
Salary Range: $275850 - $292600 per year

To Apply, click the apply button below. Contact [email protected] if you have difficulty submitting resume through the website.

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://tinyurl.com/RA-request

#IND-DNI

About this role

Summary

Analyze data, build models, design experiments, and visualize insights for product optimization.

Job title

Senior Data Scientist

Experience level

2+ years

Minimum experience

2+ years exp

Industry

technology

Location requirements

San Jose, remote work not specified.

Salary

$276k–$293k

Visa sponsorship

H-1B sponsor history

Management role

No

Skills & keywords

Required skills

SQLdata visualization toolsA/B testingExceldashboard design

Preferred skills

None specified

Specializations

statisticsdata analysisA/B testingdata visualizationuser behavior modeling
Locations

Structured locations inferred from the posting.

San Jose, CA, USA

Work arrangement unknown City