Remote Music & Sound Annotation Specialist

Zekai; United States; Remote; USD 34,000 - 48,000; Full time

Job summary

Zekai is seeking a Music & Sound Annotation Expert for a 100% remote contractor role. You will listen to field recordings and document audible elements such as instruments, tempo, key, background sounds, and crowd reactions using a structured web platform.

You will later compare paired recordings across locations to judge consistency and, in follow-on phases, review AI model descriptions with concise notes. Paid onboarding and weekly sync are included.

Qualifications

• 3+ years of hands-on music or audio experience.
• Strong analytical listening to identify instruments in busy real-world mixes.
• Can identify tempo and musical key with reliable accuracy.
• Comfortable with detailed, repetitive annotation in a web platform.

Responsibilities

• Listen to 30-90 second field recordings and annotate instruments, tempo, key, timestamps, and background events.
• Compare paired recordings from different locations and assess what stayed the same or changed.
• Review AI model descriptions later and mark correct, wrong, or invented content with brief explanations.
• Attend onboarding/calibration and a short weekly sync.

Skills

Musical experience

Analytical listening

Attention to detail

Remote collaboration

Job description

Zekai is seeking a Music & Sound Annotation Expert for a 100% remote contractor role. You will listen to field recordings and document audible elements such as instruments, tempo, key, background sounds, and crowd reactions using a structured web platform.

You will later compare paired recordings across locations to judge consistency and, in follow-on phases, review AI model descriptions with concise notes. Paid onboarding and weekly sync are included.