SME Careers
SME CareersVerified listing
Remote

Portuguese Localization Expert for AI Training Data

Up to 30/hr
Remote
Posted September 4, 2026
contract

Overview

This remote, hourly contractor role focuses on evaluating AI outputs in Portuguese to ensure accuracy, tone, and cultural nuance. You will craft high‑quality language content and assess the model’s reasoning quality to guide training. Apply senior‑level Portuguese localization judgment and MQM/LQA concepts to maintain consistent quality across prompts and outputs. You’ll work as a remote contractor with opportunities to join future AI data projects through SME Careers.

What You'll Do6

  • 1Review AI-generated Portuguese outputs for accuracy, tone, and cultural appropriateness, providing actionable feedback.
  • 2Develop and refine AI training prompts and language content across diverse topics to steer model learning.
  • 3Evaluate model responses, rank alternatives, and document reasoning quality and errors.
  • 4Apply MQM/LQA frameworks to categorize errors by severity and root cause, guiding quality decisions.
  • 5Maintain and expand glossaries, terminology databases, and PT‑Portugal style guidelines to support consistent localization.
  • 6Coordinate with cross‑functional teams and document findings in both Portuguese and English.

Requirements11

  • 1Bachelor’s degree or higher in translation, linguistics, localization, communications, or a related field.
  • 2Native or near‑native Portuguese with strong command of Portugal locale conventions.
  • 3Minimum C1 English proficiency for interpreting prompts, sources, and evaluation guidelines.
  • 45+ years of professional localization/translation experience, multilingual localization experience strongly preferred.
  • 5Demonstrated ability to apply MQM/LQA concepts to produce consistent quality decisions.
  • 6Proficiency with CAT tools and QA workflows (translation memory, termbases, automated checks) and comfort working with structured guidelines.
  • 7Excellent editorial judgment on register, tone, inclusivity, and cultural nuance with extreme attention to detail.
  • 8Ability to rigorously fact-check localized content (units, references, names, dates) using reliable sources.
  • 9Comfort working as an hourly contractor with dependable throughput and clear documentation across time zones.
  • 10Previous experience with AI data training, annotation or evaluation is preferred.
  • 11Location: Brazil‑based candidates only.

Who Should Apply

Ideal candidates bring native or near‑native Portuguese with PT‑Portugal conventions and a proven localization QA track record. This role is less suitable for applicants lacking extensive CAT tool experience or MQM/LQA familiarity. If you excel at managing terminology, glossaries, and rigorous evaluation of AI outputs, you will fit well. Based in Brazil, you should be comfortable with asynchronous feedback and coordinating across time zones for future AI data projects.

Salary Insight

Pay: $30/hr. This hourly contractor rate aligns with senior Portuguese localization work supporting AI data training.

Location

Typeremote
LocationRemote
Eligible countriesBrazil, Portugal
This is a remote position

Required Skills

portuguesept-ptenglishtranslationlocalizationcat toolslqamqmmqm frameworkglossary managementterminology managementtermbasesstyle guidesquality assurancememoqmemsourcesdl trados studioai data annotationpost-editingfact-checkinglocalization testingbilingual editingcultural adaptationcopyeditinglinguistic qa (lqa)mqm error typology

Application Tip

In your application, include a concise case study showing MQM/LQA decisions on PT‑Portugal content and a glossary entry you created to demonstrate terminology management and QA discipline.

Share:

See NearSkill jobs more often in your search

How your application is processed

  1. 1Application received

    Your resume and details are logged the moment you apply.

  2. 2ATS + eligibility screening

    We check your profile against the role’s skills, seniority, and requirements.

  3. 3Employer sees qualified profiles only

    Only candidates who clear screening move forward.

See your fit score for every role

Similar open positions

Explore active roles that match your skills and interests.

SME Careers

SME Careers

15h agoRemotecontract

Portuguese QA Lead for AI Training Projects, Remote

This remote, hourly contractor role leads Portuguese QA for AI training programs and monitors trainer performance across projects. You’ll review AI-generated content in Portuguese against project rubrics and provide precise feedback to maintain tone and terminology. Collaboration happens through Discord and shared documents to keep guidelines up to date and well documented. You’ll help create and maintain Portuguese documentation, including style guides and onboarding materials, to standardize quality across the team.

Up to 35/hr
AI TrainingLLM EvaluationLocalization Qa+22 more
Micro1

Micro1

30d agoRemotepart-time

Portuguese Language Expert

This contract role is perfect for a Portuguese language specialist who wants to make a tangible impact on cutting-edge AI development. You'll apply your deep knowledge of the language to help train next-generation AI systems, shaping how they learn and reason — no prior AI experience required. Your expertise in Portuguese, not your tech background, is what matters most.

Competitive salary
· 10 openings
PortugueseAttention To DetailLinguistic Analysis
SME Careers

SME Careers

2d agoRemotecontract

Spanish Localization Specialist for AI Data Training

This remote, hourly contractor role centers on shaping AI data training content in Spanish localization to guide model learning. You’ll craft detailed prompts and responses across topics to help AI models understand nuanced language and cultural references. A core part of the work is reviewing AI outputs for accuracy and clarity and providing actionable feedback. You’ll apply MQM and LQA concepts to identify errors and document root causes for continuous improvement.

Up to 35/hr
SpanishSpanish SpainEnglish+22 more
Mercor

Mercor

10h agoRemotepart-time

Bilingual Portuguese Generalist Expert — AI Safety

Mercor is hiring a bilingual Portuguese-English speaker to help make advanced AI models safer. You'll use your fluency and cultural judgment to evaluate how these models respond to sensitive topics in Portuguese. The role is fully remote, part-time, and pays $40-$44 per hour. No prior AI or machine learning background is required, as the team provides complete training on the evaluation workflow.

40–44/hr
· 4 openings
PortugueseEnglishAI Safety+7 more
Micro1

Micro1

1mo agoRemotecontract

Portuguese Audio Recording Expert Brazil for AI Training

A remote contractor role for a Portuguese Audio Recording Expert (Brazil) to contribute high-quality audio samples for training AI models. You’ll produce native Brazilian Portuguese recordings using professional gear, follow project guidelines, and ensure linguistic accuracy. Work with project coordinators from anywhere in a feedback-driven setup, delivering on defined timelines and technical specs. Your native fluency, recording chops, and attention to detail will help shape how AI systems learn and perform. Bold Portuguese and Brazilian Portuguese alongside professional-grade equipment in the context of audio capture.

20–40/hr
· 25 openings
Audio Recording
SME Careers

SME Careers

1d agoRemotecontract

Mandarin Localization Expert for AI Data Tasks

As a remote, hourly contractor, you serve as a Mandarin Chinese localization expert, auditing AI-generated responses for language quality. You assess reasoning quality and step-by-step solutions, crafting clear explanations that strengthen model outputs. Using MQM and LQA concepts, you identify root causes of errors and ensure tone, terminology, and cultural nuance meet China conventions. Your work shapes training prompts, explanations, and model solutions for large-scale AI systems across topics. This role requires strong English proficiency and flexible collaboration across time zones.

Up to 40/hr
MandarinChinese LocalizationTranslation+23 more