Experience

• Postdoctoral Researcher·Språkbanken Tal

  Stockholm, Sweden·2025 - Present

  • Conducting research in speech and language technology
  • Collaborating on projects related to Swedish language resources
• Doctoral student·KTH TMH Lab

  Stockholm, Sweden·2021.1 - 2025.3

  • Developed Voice Map, a novel multidimensional evaluation framework for AI speech quality assessment, integrating DSP and supervised learning to assess 20+ TTS models and hundreds of hours of speech.
  • Led the implementation for clinical voice assessment, enabling quantitative analysis of voice datasets containing hundreds of voice patients and facilitate diagnostic capabilities in clinical settings.
• TTS Consult·ByteDance AI Lab

  Beijing, China·2020.4 - 2021.1

  • Participated in the development of TikTok/Douyin's voice-over feature from initial concept to platform-wide adoption, creating the foundation for what would become one of the platform's most widely-used creator tools that reached over 500,000 content creators.
  • Established speech quality assessment frameworks through A/B testing and user studies, establishing core metrics and optimization frameworks.
• TTS Specialist·Dali Education

  Beijing, China·2020.1 - 2020.4

  • Developed and deployed customized TTS voices for GuaGua Long, creating engaging audio content for online educational resources used by school students.
  • Designed interactive voice solutions for Dali Lamp, resulting in an innovative voice-enabled study companion for students.
• Research Assistant·PKU Linguistics Lab

  Beijing, China·2017.9 - 2020.1

  • Developed and maintained the laboratory's webpage presence while curating an interactive audio archive of campus acoustic environments.
• Assistant Lecturer·TsingHua University

  Beijing, China·2016.6 - 2016.12

  • Designed and directed a distinguished Mandarin Chinese MOOC that achieved #1 ranking among language learning courses over the world.