Research Engineer, AI Infra for Large Models - 2027 Start

TikTok is seeking a Research Engineer (AI Infrastructure) to join the Global Frontier Tech Recruitment Program. You will contribute to the design and development of the large-model AI infrastructure powering TikTok’s search, advertising, and recommendation systems. This role requires a PhD and deep expertise in scalable systems, distributed training, and multimodal data processing. As a 2027 start role, you will tackle challenges in native training/inference for LLMs, performance optimization, …