Senior Machine Learning Engineer, Search Engine, E-Commerce Alliance

$187,040 - $280,000/Yr

Tiktok - San Jose, CA

Full-time - Senior

San Jose, CA

Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services

About the position

TikTok is the leading destination for short-form mobile video, with a mission to inspire creativity and bring joy. The e-commerce alliance team is focused on serving merchants and creators within the e-commerce platform, aiming to enhance merchants' business indicators and improve creators' creative efficiency. By collaborating with merchants and creators, the team strives to deliver high-quality content and a personalized shopping experience for TikTok users, while also creating efficient shopping tools at seller centers and fostering cooperation between merchants and creators. As a Senior Machine Learning Engineer, you will be responsible for designing and building large-scale machine learning algorithms that optimize e-commerce search engines. This includes working on ranking, query analysis, and correlation calculations, as well as various business indicators related to sorting scenarios such as relevance, click-through rate, and conversion rate. You will also build machine learning solutions and algorithm strategies by analyzing and mining large volumes of user queries to empower merchants and enhance the platform's overall matching capabilities. Your role will involve deep analysis of creator and merchant behavior using large datasets to develop targeted algorithm strategies that improve monetization efficiency for merchants and support industrial upgrading. You will play a crucial role in supporting the rapid development of TikTok's e-commerce business, serving millions of merchants, exploring more efficient business models, and ensuring users have the best shopping experience while promoting healthy ecological development.

Responsibilities

• Design and build large-scale machine learning algorithms to optimize e-commerce search engines, including ranking, query analysis, and correlation calculations.
• Build machine learning solutions and algorithm strategies by analyzing and mining large volumes of user queries to empower merchants and improve platform matching capabilities.
• Analyze creator and merchant behavior using large datasets to develop targeted algorithm strategies that enhance monetization efficiency and support industrial upgrading.
• Support the rapid development of TikTok's e-commerce business, serving millions of merchants and exploring efficient business models to enhance user shopping experiences.

Requirements

• Proficient in at least one programming language such as C++, Python, or Shell, with a solid programming foundation and good programming style.
• Experience in algorithm development, familiar with the application and optimization of Sparse LR, DFFM, Deep&Wide, and DSSM on large-scale sparse data.
• Familiar with at least one mainstream deep learning programming framework (TensorFlow/Caffe/MXNet) and commonly used deep learning algorithms.
• Ability to solve problems independently with strong teamwork and communication skills.
• Experience in search engines, recommendation systems, and computational advertising-related fields is preferred.

Nice-to-haves

• Experience in search engines, recommendation systems, and computational advertising-related fields.

Benefits

• 100% premium coverage for employee medical insurance, approximately 75% premium coverage for dependents, and a Health Savings Account (HSA) with a company match.
• Dental, Vision, Short/Long term Disability, Basic Life, Voluntary Life, and AD&D insurance plans.
• 10 paid holidays per year plus 17 days of Paid Personal Time Off (PPTO) and 10 paid sick days per year.
• 12 weeks of paid Parental leave and 8 weeks of paid Supplemental Disability.
• Mental and emotional health benefits through EAP and Lyra.
• 401K company match, gym and cellphone service reimbursements.