Wessel-Jan van Zijderveld

Producing precise, time-stamped annotations for audio and video datasets used in large-scale AI model training. Responsibilities include transcription, emotion labeling, speaker diarization, non-speech event tagging, and multi-pass QA review. Promoted to reviewer within one month across both tracks.

Produce clear, time-stamped audio and video annotations, including transcription, emotion labeling, speaker diarization and non-speech tagging. Conduct focused QA reviews to ensure tight timestamp alignment. Promoted to reviewer within a month.

Produce clear, time-stamped audio labels with a consistent taxonomy, conduct focused QA passes, and write descriptive feedback aimed at improving model quality. Promoted to reviewer within a month.