English Voice Expert (US)

Zekai; United States; Remote; USD 34,000 - 55,000; Part time

Job summary

Zekai is seeking a remote English Voice Expert (US) contractor to support language data and AI advancement. You will evaluate nativeness and fluency of English audio and provide detailed feedback.

Responsibilities include scoring pronunciation, documenting insights in clear English, and collaborating with project coordinators to ensure requirements are met. Native-level English with at least B2 proficiency is preferred; remote work may be worldwide where allowed.

Qualifications

• Native English speaker based in the United States.
• Proficiency in English at least at B2 level for written and spoken communication.
• Background in voice, linguistics, phonetics, music/audio engineering, or related fields preferred.
• Experience with audio analysis, transcription, or linguistic assessment is valued.

Responsibilities

• Listen to English audio clips and evaluate nativeness and fluency of speaker or model output.
• Assess pronunciation, intonation, and linguistic authenticity per guidelines.
• Document assessments with clear written feedback in English, noting key linguistic factors.
• Provide detailed justifications for each evaluation to ensure clarity and consistency.
• Collaborate with project coordinators to clarify requirements or address ambiguities in language content.
• Contribute insights to help improve AI model performance in English language understanding and generation.
• Ensure timely and accurate completion of assigned audio review tasks, maintaining high quality standards.

Skills

Native English speaker

B2 English proficiency

Strong written and verbal comms

Attention to detail

Audio analysis experience

Job description

Role Title: English Voice Expert (US)

Role Type: Contractor

Location: Remote

our partner is engaging English Voice Experts (US) to contribute to a dynamic customer project focused on language data and AI advancement. In this role, you'll apply your expertise to help train next-generation AI systems. Your work will shape how models learn, reason, and perform through high-quality, real-world input. No prior experience in AI is required — your domain knowledge is what matters. This is an exciting opportunity to utilize your voice skills in an innovative context where your written and verbal communication abilities will be highly valued.

Scope of Work

• Listen to audio clips in English and evaluate the nativeness and fluency of the speaker or model output.
• Assess pronunciation, intonation, and linguistic authenticity according to established guidelines.
• Document your assessments with clear, concise written feedback in English, noting key linguistic factors.
• Provide detailed justifications for each evaluation to ensure clarity and consistency in results.
• Collaborate with project coordinators to clarify requirements or address ambiguities in language content.
• Contribute insights to help improve AI model performance in English language understanding and generation.
• Ensure timely and accurate completion of assigned audio review tasks, maintaining high standards of quality.

Preferred Qualifications

• Must be a native English speaker based in the United States.
• Native-level proficiency in English, with clear enunciation and natural fluency.
• Minimum B2 level proficiency in English, especially for written and verbal communication.
• Background in voice specialization, linguistics, phonetics, music/audio engineering, or related fields is prefered.
• Experience with audio analysis, transcription, or linguistic assessment is highly valued.
• Strong attention to detail and ability to articulate nuanced language differences.
• Excellent written and verbal communication skills, with a focus on clarity and accuracy.
• Familiarity with media, communications, or teaching is considered an asset.

This is a 100% remote contract role, open to applicants worldwide in the countries the employer accepts.