Audio Engineering Specialist

$25 - $55/hourpay

Required Skills

Audio QA
Audio Tools Proficiency
Attention to Detail
Audio Restoration

Job Description

Job Title: Audio Engineering Specialist


Job Type: Part-time or Full-time, contract (~15 to 40 hs a week)


Location: Remote


Job Summary

Join our customer’s team as an Audio Engineering Specialist, where your expertise will directly support next-generation AI audio technologies. You’ll play a critical role in identifying and classifying audio artifacts, providing high-quality annotation and actionable feedback, and shaping the quality of AI-driven audio products. If you’re passionate about sound, meticulous about detail, and thrive in a collaborative yet independent environment, this opportunity is for you.


Key Responsibilities

  1. Listen to short audio clips and expertly classify audio artifacts such as noise, clipping, echo, misalignments, and compression-related issues.
  2. Produce precise annotations and detailed corrective feedback to support machine learning model improvement.
  3. Review and QA annotation work created by other contributors, ensuring consistency and accuracy across the team.
  4. Document edge cases with clear notes and illustrative examples, contributing to shared annotation guidelines.
  5. Collaborate closely with the training team to refine annotation procedures and drive inter-annotator agreement.
  6. Utilize and provide feedback on browser-based annotation tools and workflow optimizations.
  7. Maintain rigorous quality standards in every task, ensuring data integrity and effective communication at all times.


Required Skills and Qualifications

  1. Proven experience in audio annotation, descriptive captioning, transcription, podcast/audio editing, or audio QA.
  2. Strong background in audio restoration with advanced proficiency in tools such as iZotope RX, Cedar Studio, Adobe Audition, or similar.
  3. Deep familiarity with audio engineering terminology and common recording/production faults.
  4. Demonstrated ability to use browser-based annotation tools and follow structured workflows.
  5. Keen ear for subtle audio details and anomalies; prior experience as a reviewer or annotator is highly valued.
  6. Exceptional written and verbal communication skills, with particular care for clarity in notes and discussions.
  7. Detail-oriented, self-motivated, and comfortable working independently in a remote environment.


Preferred Qualifications

  1. Previous experience with Ultra Descriptive Captioner or similar audio annotation projects.
  2. Background in professional audio engineering, audio captioning, or transcription review.
  3. Track record of contributing to the development of annotation or QA guidelines.
About micro1
micro1 is a data engine that helps AI labs train foundational models and enterprises build AI agents. We provide frontier evaluations and reinforcement learning environments used to improve LLM capabilities, as well as contextual evaluations used to monitor and improve AI agents in enterprise settings. Our data engine includes an AI recruiter agent that sources and vets domain experts, a data platform that enables rapid production of high-quality training data, and a pipeline performance system that ensures both quality and velocity.
Our goal is to have 1 billion people doing meaningful work by contributing their expertise to the development of frontier AI models. We’ve raised $40M+ in funding, and our AI recruiter has powered more than 1 million AI-led interviews as our global network of experts expands to form the human intelligence layer for AGI.

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Please note that after completing the interview process, you’ll be added to our talent pool and considered for this and other roles that match your skills.

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