Tiktok - San Jose, CA
posted 3 days ago
TikTok is the leading destination for short-form mobile video, and our mission is to inspire creativity and bring joy. As part of our E-commerce division, we are looking for a Machine Learning Engineer specializing in Natural Language Processing (NLP) and multimodal applications. This role is crucial in developing innovative algorithms and techniques that enhance user engagement and satisfaction on TikTok Shop, which connects customers with quality sellers and products through live-streaming and short videos. In this position, you will be responsible for the design and development of NLP-related systems. This includes building an intent classifier by designing a taxonomy, managing high-quality labeled data, training machine learning models such as BERT and GPT, and monitoring their online performance. You will also create prediction models that map user shopping journeys to chatbot actions, utilizing advanced techniques like Boosting and deep CTR models. Additionally, you will develop generation models that understand business requests and fine-tune large language models with billions of parameters. Collaboration with product and operation teams will be essential to quantitatively assess the impact of our chatbot and align business improvements with model optimizations. We are a team of applied machine learning engineers and data scientists dedicated to solving real-world problems in E-commerce through large-scale machine learning. If you are passionate about using your skills to drive business impact and improve user experiences, we invite you to join us in this exciting journey.