Skip to content
OpenTrain AIFor AI Companies

Audio Instrument Identification Expert

Identify musical instrument families and specific instruments in short audio clips for a focused, remote two-day project. The project pays a fixed $160 and suits music professionals with a trained ear.

Apply now
OpenTrain AI

Audio & Speech

100% Remote Fixed price · $160

$160 fixed price

Compensation

Contract, part-time

Engagement

Remote

Location

Sep 14, 2026

Posted

Open worldwide

The Work

You will evaluate short audio clips and label the musical instruments you hear. The project lasts two days, has flexible hours, and may be extended based on performance.

  • Identify the instrument family, such as strings, brass, woodwind, percussion, or keyboard.
  • Identify the specific instrument in each clip.
  • Use provided audio references to guide your decisions.
  • Follow annotation guidelines for consistent, accurate labels.
  • Work independently on focused, repetitive listening tasks.

What It Pays and Takes

This is fully remote contract work paid in USD. A music background and a trained ear are important for recognizing instruments accurately.

  • Fixed project pay: $160 USD.
  • Project length: 2 days.
  • Time requirement: 20+ hours per week.
  • Schedule: Flexible hours.
  • Location: Open worldwide.
  • Language: Strong English communication skills.
  • Education: Bachelor's degree in music or a related field.
  • Experience: 3+ years in music performance, music production, or audio engineering.
  • Helpful background: Transcription, remixing, music information retrieval, or AI and data annotation experience.

How It Works

Apply on OpenTrain with your resume, then complete the application on the hiring site.

About AI Training Work

AI training work uses examples prepared and reviewed by people to help artificial intelligence systems learn. OpenTrain is a platform where people find AI training projects, build a profile, and apply for work in this field.

Requirements

  • Experience: Entry level
  • Languages: English

How to apply

  1. Apply here on OpenTrain. You create a free account, and we send you to the hiring platform.
  2. Complete your application on the hiring platform.

Ready to apply?

Create a free OpenTrain account and apply for this role in minutes.

Keep exploring

Similar open roles

View all AI training jobs

Spanish-Speaking Voice Recording Specialist

Record polished Spanish voice-over audio for AI training and media projects at $200 per finished hour. This flexible remote contractor role requires professional recording experience, strong diction, and a high-quality setup.

Audio & Speech
Audio
Remote · Worldwide
Spanish
Part-time · Flexible
Entry level

Posted Sep 24, 2026

Music Instrument Audio Evaluator

Listen to short AI-generated music clips and identify their instrument family and specific instrument. This remote, fixed-price project pays $150-$160 and must be completed within a flexible two-day window.

Audio & Speech
Audio
Remote · Worldwide
English
Part-time · Flexible
Entry level
Fixed price · $160

Posted Sep 19, 2026

English-Speaking (US) Voice Actor for AI Audio

Record scripted English (US) voice performances for AI audio projects. Bring characters and stories to life with clear delivery, emotional range, and consistent audio quality.

Audio & Speech
Audio
Remote · Worldwide
English
Part-time · Flexible
Entry level

Posted Sep 16, 2026

Music Instrument Audio Evaluator

Identify musical instruments in short audio clips and review AI-generated audio data. This worldwide, flexible project pays a fixed $160 and has a two-day work window.

Audio & Speech
Audio
Remote · Worldwide
English
Part-time · Flexible
Entry level
Fixed price · $160

Posted Sep 14, 2026

English-Speaking Customer Service Phone Support Expert

Provide professional phone support for reservations, scheduling, confirmations, and other customer requests that help train AI systems. Earn $18 to $28 per hour for scheduled availability across four 5-hour shifts each week.

Audio & Speech
Audio
Remote · Argentina, Brazil, Chile +3 more
English
Part-time · Flexible
Entry level
Hourly · $18–$28/hr

Posted Sep 9, 2026