Research Scientist – E-commerce Recommendation(LLM Applications) - Global Frontier Tech Recruitment Program - 2027 Start (PhD)

TikTok
Seattle, Washington

About the job

We are looking for talented individuals to join our team in 2027. As a graduate, you will get opportunities to pursue bold ideas, tackle complex challenges, and unlock limitless growth. Launch your career where inspiration is infinite at our Company. Successful candidates must be able to commit to an onboarding date by end of year 2027. Please state your availability and graduation date clearly in your resume.

Responsibilities

Design algorithms and systems that leverage LLMs and generative models for content-to-commerce matching, product summarization, etc

Explore novel architectures and strategies for generative recommendation systems

Contribute to the research community via internal papers, patents, or external publications

Drive scientific rigor while balancing real-world constraints

Qualifications

Minimum

1. Individuals who are completing or recently completed a PhD in Software Development, Computer Science, Computer Engineering, or a related technical discipline.

2. Strong foundation in machine learning, with knowledge of cutting-edge AI technologies; publications in accredited academic conferences or competition experience are preferred.

3. Familiarity with big data frameworks such as Hadoop, MapReduce, and Spark.

4. Experience with TensorFlow or PyTorch for model training and deployment; understanding of training acceleration techniques such as mixed precision and distributed training.

Preferred

1. Knowledge of model compression and inference acceleration techniques, including but not limited to quantization, pruning, distillation, and TensorRT optimization.

2. Expertise in at least one of the following areas:

- Computer Vision & Multimodality: In-depth research experience in multimedia or computer vision fields, including but not limited to image search, image/video classification and recognition, image segmentation, object detection, OCR, graph neural networks, multimodal learning, and unsupervised/self-supervised learning. Experience with large-scale CV/multimodal models, particularly in e-commerce scenarios, including developing and optimizing multimodal models for e-commerce videos and products. Ability to integrate LLMs with video/product representations to support tasks such as multimodal classification, video QA, cross-modal retrieval, and product categorization, with performance significantly surpassing production models. Strong hands-on experience, with achievements in competitions such as Kaggle, COCO, ImageNet, Ac