Tiktok - Seattle, WA
posted 27 days ago
TikTok is the leading destination for short-form mobile video, and our mission is to inspire creativity and bring joy. As a Senior Machine Learning Engineer specializing in NLP and Multimodal applications within the E-commerce sector, you will play a pivotal role in enhancing user engagement and satisfaction through innovative machine learning solutions. Our E-commerce division is rapidly growing, focusing on connecting customers with quality sellers and products via live-streaming, short videos, and personalized recommendations. We are a team of applied machine learning engineers and data scientists dedicated to developing algorithms that drive business impact and improve user experiences. In this role, 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 interpret business requests and fine-tune large language models with billions of parameters. Collaboration is key in this position, as you will work closely with product and operation teams to quantitatively assess the impact of our chatbot solutions and continuously align business improvements with model optimizations. Your expertise in machine learning and natural language processing will be crucial in driving our E-commerce initiatives forward, ensuring that we remain at the forefront of innovation in this dynamic field.