Data Scientist

Overview

Data Scientist (User Growth) - Data Cycling Centre

Responsibilities About Data Cycling Center (DCC)

AI is the new electricity and data is the energy for AI. Our core belief is that unstructured data contains the untapped wisdom of humanity — and by building the best AI-ready data infrastructure, we enable more meaningful, responsible, and creative uses of AI. Data Cycling Center (DCC) is a Data Science team that is responsible for building the mid-platform data layer that powers AI development across all business lines of TikTok, including e-commerce, advertising, livestreaming, and emerging technologies. Our initiatives include:

• Scaled human-in-the-loop (HITL) data processing (including capability, methodology, E2E process, platform), delivering the most cost-effective results at benchmark quality levels that outperform leading tech peers.
• Built a highly automated end-to-end data pipeline for AI-generated content (AIGC) that supports strong model performance with minimal resource input.
• Develop a comprehensive content understanding and insight generation system, setting new benchmarks for marketing intelligence in the online ads ecosystem.

DCC aims to be the number 1 data service provider in the AI era. Our mission is to build the most effective (lossless and affordable) content understanding capabilities to fully satisfy AI needs of TikTok and to help the industry push the limit.

About the role

As the User Growth Data Scientist, you will be instrumental in spearheading our human capital expansion, acquiring high quality users. You'll own the complete acquisition strategy lifecycle-from identifying untapped user segments and researching market benchmarks to designing experiments that validate new acquisition approaches.

Working at the intersection of data science and strategic growth, you'll analyze acquisition funnel performance, test innovative recruitment strategies, and translate complex data into clear recommendations that drive scalable user acquisition. Your insights will directly shape how we attract and onboard our most valuable users.

This role requires someone who can think strategically about acquisition challenges while diving deep into the data to find solutions. You'll collaborate closely with product, marketing, and engineering teams to turn your findings into scalable acquisition initiatives that consistently bring in quality participants to meet project demands.

Responsibilities

1. Opportunity Identification: Analyze user data and growth metrics to identify areas for improvement and expansion opportunities.
2. Market Research: Research industry benchmarks, competitor strategies, and best practices to inform growth initiatives.
3. Experimentation: Design, implement, and manage A/B tests to validate growth hypotheses and strategies.
4. Data Analysis: Independently analyze experiment results and user behavior data to extract actionable insights.
5. Strategic Recommendations: Provide data-driven recommendations for growth strategy optimization and iteration.
6. Cross-functional Collaboration: Partner with product, marketing, and engineering teams to ensure seamless execution of growth initiatives.
7. Trend Monitoring: Stay current with market trends and industry developments to adapt strategies and maintain competitive advantage.

Why join us?

• Shape the Future of AI — Work at the core of TikTok’s AI development, where your data powers cutting-edge applications across e-commerce, ads, livestream, and more.
• Massive Scale, Real-World Impact — Process petabytes of unstructured data to influence real products used by over a billion users worldwide.
• Global Team, Local Leadership — Join a diverse, high-performing team spread across Singapore, New York, San Jose, Shanghai, and more
• Build What Others Benchmark Against — Our innovations in HITL systems, AIGC pipelines, and content understanding set the industry standard - not just keep up with it.
• From Data to Strategy — We don’t just process data — we turn it into actionable insight that shapes product and business strategy across all TikTok verticals.
• Dynamic, Fast-Paced, Fun — Experience the energy of a high-impact team that moves fast, breaks new ground, and never stops learning.

Qualifications

Minimum Qualifications:

1. Bachelor's degree in Business Analytics, Data Science, Computer Science, Economics, Statistics, or a related field; advanced degrees preferred.
2. 3-5 years of experience in data science, user growth strategy with a demonstrated track record of success.
3. Highly proficient in Python, SQL
4. Strong analytical skills and experience with A/B testing, user segmentation, and predictive modeling.
5. Excellent communication and collaboration abilities, with a knack for problem-solving and innovative thinking.

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.

Diversity & Inclusion

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.

Trust & Safety

TikTok recognises that keeping our platform safe for the TikTok communities is no ordinary job which can be both rewarding and psychologically demanding and emotionally taxing for some. This is why we are sharing the potential hazards, risks and implications in this unique line of work from the start, so our candidates are well informed before joining.
We are committed to the wellbeing of all our employees and promise to provide comprehensive and evidence-based programs, to promote and support physical and mental wellbeing throughout each employee's journey with us. We believe that wellbeing is a relationship and that everyone has a part to play, so we work in collaboration and consultation with our employees and across our functions in order to ensure a truly person-centred, innovative and integrated approach.

• Seniority level: Mid-Senior level
• Employment type: Full-time
• Job function: Engineering and Information Technology
• Industries: Technology, Information and Internet