ResponsibilitiesTikTok is the leading destination for short-form mobile video. Our mission is to inspire creativity and bring joy. U.S. Data Security (“USDS”) is a subsidiary of TikTok in the U.S. This new, security-first division was created to bring heightened focus and governance to our data protection policies and content assurance protocols to keep U.S. users safe. Our focus is on providing oversight and protection of the TikTok platform and U.S. user data, so millions of Americans can continue turning to TikTok to learn something new, earn a living, express themselves creatively, or be entertained. The teams within USDS that deliver on this commitment daily span across Trust & Safety, Security & Privacy, Engineering, User & Product Ops, Corporate Functions and more.Why Join UsCreation 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 TeamThe Governance and Experience Algorithm team was established to support the following businesses with the most advanced AI technology:- Combat any kinds of risks/violations issues in E-commerce scenarios.- Build a robust E-commerce ecosystem and improve platform service capabilitiesResponsibilities:- Utilize algorithms to expand the coverage of user rights in the after-sales process, ensuring a comprehensive and satisfactory experience for our customers.- Develop and implement uplift models to optimize subsidy ranges in the after-sales domain, maximizing the return on investment (ROI) for subsidy projects.- Collaborate with cross-functional teams, including data scientists, software engineers, and product managers, to gather requirements, design solutions, and integrate algorithms into our e-commerce platform.- Conduct data analysis and experimentation to identify patterns, trends, and opportunities for improving the after-sales experience and subsidy strategies.- Continuously monitor and evaluate the performance of implemented algorithms, making necessary adjustments and improvements based on feedback and data insights.- Stay updated with the latest industry trends, research advancements, and best practices in e-commerce algorithms and after-sales optimization techniques.In order to enhance collaboration and cross-functional partnerships, among other things, at this time, our organization follows a hybrid work schedule that requires employees to work in the office 3 days a week, or as directed by their manager/department. We regularly review our hybrid work model, and the specific requirements may change at any time.QualificationsMinimum Qualifications- Bachelor's degree or above in computer science or related field- Solid coding skills, ability to develop in a Linux environment, proficient in Python, Go, or C++- Solid foundation in data structures/algorithms, proficient in machine learning/deep learning theory, and rich practical experience- Familiar with 1-2 areas in Uplift Model, Causal Inference model, Causal Forest, GBDTPreferred Qualifications- Excellent analytical and problem-solving skills, passionate about challenging problems- Good team spirit and strong communication skillsCandidates for this position must be legally authorized to work in the United States. This position is not eligible for visa sponsorship or support.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/ktJP6This role requires the ability to work with and support systems designed to protect sensitive data and information. As such, this role will be subject to strict national security-related screening.Job Information【For Pay Transparency】Compensation Description (annually)The base salary range for this position in the selected city is $184300 - $337250 annually.Compensation may vary outside of this range depending on a number of factors, including a candidate’s qualifications, skills, competencies and experience, and location. Base pay is one part of the Total Package that is provided to compensate and recognize employees for their work, and this role may be eligible for additional discretionary bonuses/incentives, and restricted stock units.Our company benefits are designed to convey company culture and values, to create an efficient and inspiring work environment, and to support our employees to give their best in both work and life. We offer the following benefits to eligible employees: We cover 100% premium coverage for employee medical insurance, approximately 75% premium coverage for dependents and offer a Health Savings Account(HSA) with a company match. As well as Dental, Vision, Short/Long term Disability, Basic Life, Voluntary Life and AD&D insurance plans. In addition to Flexible Spending Account(FSA) Options like Health Care, Limited Purpose and Dependent Care. Our time off and leave plans are: 10 paid holidays per year plus 17 days of Paid Personal Time Off (PPTO) (prorated upon hire and increased by tenure) and 10 paid sick days per year as well as 12 weeks of paid Parental leave and 8 weeks of paid Supplemental Disability. We also provide generous benefits like mental and emotional health benefits through our EAP and Lyra. A 401K company match, gym and cellphone service reimbursements. The Company reserves the right to modify or change these benefits programs at any time, with or without notice.