Portuguese Bilingual Expert (Brazil)

micro1 Inc.; Brasil; Remote; BRL 28,000 - 55,000; Part time

Job summary

micro1 is seeking a Portuguese Bilingual Expert (Brazil) to contribute to AI-powered language projects as a remote contractor. You will review Portuguese audio, rate nativeness and fluency, and provide detailed English feedback.

Your linguistic background and high attention to detail will guide model improvements. The role emphasizes clear written and verbal communication, collaboration with coordinators, and timely delivery of high-quality assessments to advance language understanding in AI

Qualifications

• Native-level proficiency in Portuguese with clear enunciation.
• English proficiency at B2 level for written and verbal communication.
• Experience or background in linguistics, phonetics, or related fields preferred.
• Experience with audio analysis, transcription, or linguistic assessment is valued.
• Strong attention to detail and ability to articulate nuanced language differences.

Responsibilities

• Listen to Portuguese audio clips and evaluate nativeness and fluency.
• Assess pronunciation, intonation, and linguistic authenticity.
• Document assessments with clear, concise feedback in English.
• Provide detailed justifications for each evaluation to ensure clarity.
• Collaborate with project coordinators to clarify requirements and address ambiguities.
• Contribute insights to improve AI model performance in Portuguese language understanding and generation.
• Ensure timely and accurate completion of audio review tasks with high quality.

Skills

Portuguese proficiency

English proficiency (B2)

Attention to detail

Clear written communication

Linguistics background

Education

Background in voice/linguistics/phonetics

Tools

Audio analysis tools

Job description

Role Title: Portuguese Bilingual Expert (Brazil)

Role Type: Contractor

Location: Remote

micro1 is engaging Portuguese Bilingual Experts (Brazil) to contribute to a customer's project focused on advancing AI-powered technologies and language understanding. 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.

Scope of Work

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

Preferred Qualifications

1. Native-level proficiency in Portuguese, with clear enunciation and natural fluency.
2. Minimum B2 level proficiency in English, especially for written and verbal communication.
3. Background in voice specialization, linguistics, phonetics, music/audio engineering, or related fields is prefered.
4. Experience with audio analysis, transcription, or linguistic assessment is highly valued.
5. Strong attention to detail and ability to articulate nuanced language differences.
6. Excellent written and verbal communication skills, with a focus on clarity and accuracy.
7. Familiarity with media, communications, or teaching is considered an asset.