Portuguese Language Expert

micro1; United States; Remote; USD 34,000 - 55,000; Part time

Job summary

micro1 is seeking a Portuguese Language Expert on a contract basis to support transcription, annotation, and AI training data generation. Preference is given to candidates with professional transcription experience and a portfolio.

You will transcribe Portuguese (and some English) audio with high accuracy, review outputs for consistency, and apply linguistic insights to improve model performance. Work is remote and requires timely submissions in line with project guidelines.

Qualifications

• Native-level fluency in Portuguese with strong comprehension.
• Demonstrated experience in professional-level transcription.
• Familiarity with transcription conventions and annotation tools.
• Keen attention to detail and ability to capture subtle language nuances.
• Proficiency in English to handle occasional English content.

Responsibilities

• Transcribe and annotate audio recordings in Portuguese and English with high accuracy.
• Listen to and evaluate diverse audio samples ensuring precise content and context capture.
• Review, edit, and validate transcripts for completeness and compliance with guidelines.
• Identify and correct errors or ambiguities in transcriptions.
• Collaborate with project managers and experts to ensure consistency across deliverables.
• Utilize transcription tools and platforms to submit work per project requirements.
• Contribute linguistic and cultural insights to improve AI model understanding.

Skills

Portuguese fluency

Attention to detail

Organizational skills

English proficiency

Tools

Annotation tools

Job description

Role Title: Portuguese Language Expert

Role Type: Contractor

Location: Remote

micro1 is engaging Portuguese Transcription Experts to contribute to a customer's project focused on audio transcription and AI training. 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

• Transcribe and annotate audio recordings in Portuguese and, when needed, in English with a high level of accuracy.
• Listen to and evaluate diverse types of audio samples, including conversational and formal speech, ensuring precise capture of content, context, and speaker nuances.
• Review, edit, and validate transcripts for completeness, clarity, and adherence to project guidelines.
• Identify and correct errors, inconsistencies, or ambiguities within transcriptions.
• Collaborate with project managers and other experts to ensure consistency and quality across deliverables.
• Utilize transcription tools and platforms to efficiently process and submit work as specified in project requirements.
• Contribute linguistic and cultural insights to improve AI model understanding and performance.

Preferred Qualifications

• Native-level fluency in Portuguese, with strong comprehension skills in both spoken and written language.
• Demonstrated experience in professional-level audio transcription, preferably with a portfolio of relevant project work.
• Familiarity with transcription conventions, annotation tools, and best practices for capturing audio data.
• Keen attention to detail, accuracy, and the ability to recognize subtle language or context differences in audio samples.
• Proficiency in English to manage occasional English audio content and follow project instructions.
• Previous participation in linguistic data projects or tasks related to AI training data is a plus.
• Strong organizational skills and commitment to delivering high-quality, timely submissions.