← all jobs

Freelance Portuguese Data Annotation Specialist (100% Remote within Europe)

Work from home Full-time role Hiring

As a Freelance Data Annotation Specialist at Docplanner, your main focus will be preparing and curating linguistically and medically oriented datasets in Portuguese to power our machine learning and natural language processing (NLP) initiatives. You will work independently while maintaining clear communication with our NLP experts, ensuring the accuracy and relevance of our data for the market, and contributing directly to the quality and reliability of our AI-driven products in the medical domain. This role is ideal for candidates with a strong linguistic background in Portuguese who are passionate about working in the healthcare and technology space. The ideal freelancer has experience in data annotation, transcription, and text analysis, combined with a basic understanding of medical terminology and concepts. This is not a full time job, it's for FREELANCERS ONLY. You must be able to invoice in EUR.

Key Responsibilities

  • Prepare and maintain medically oriented datasets for machine learning purposes, ensuring high-quality data annotation and consistency.
  • Follow and provide feedback on annotation and labeling conventions, as well as perform audio transcriptions in Italian (aligning audio with text and correcting text based on audio).
  • Implement text patterns to detect and extract named entities in Portuguese, such as names, addresses, organization names, ID numbers, and medical terms.
  • Contribute to dictionaries and taxonomies in Portuguese for use in NLP systems.
  • Evaluate the correctness and accuracy of words, sentences, and text structures, ensuring linguistic quality and consistency.
  • Deliver high-quality work within established deadlines and communicate proactively about project progress and challenges.
  • Languages Native Portuguese speaker and Full Professional Level of English
  • Linguistic Expertise A degree or strong background in linguistics, computational linguistics, or a related field.
  • Medical Knowledge Familiarity with medical terminology or prior experience in the healthcare domain.
  • Data Annotation Hands-on experience with data annotation, transcription, and labeling tools.
  • Text Analysis Proficiency in working with text patterns and dictionaries for NLP purposes.
  • Attention to Detail Exceptional ability to assess and improve data quality.
  • Self-Management Strong ability to work independently, manage time effectively, and consistently meet deadlines. Which skills are 'bonus points'?
  • Previous experience in AI, machine learning, or data preparation projects.
  • Knowledge of multiple languages or dialects.
  • Exposure to medical coding systems (e.g., ICD, CPT) or electronic health records (EHR).
  • Experience working as a freelancer on similar annotation or linguistic projects. Remuneration 15 euros / h Apply To this Job

More open positions

AI Data Annotation Specialist – Global Freelance Role, Flexible Hours

Work from home Full-time role

[Remote] AI Training Experts

Work from home Full-time role

Computer & Information Systems AI Trainer, $100-$150/hour

Work from home Full-time role

Developer - AI Trainer

Work from home Full-time role

Registered Nurse - Freelance AI Trainer Project

Work from home Full-time role

Virtual Corporate Trainer Jobs for U.S.-Based Professionals

Work from home Full-time role

Customer Support Associate – Remote Bilingual (English/Spanish) High‑Volume B2C Support for careerzynith Mobile Lottery Platform

Work from home Full-time role

Human Resource Generalist - Remote

Work from home Full-time role

[Remote] Middle PHP Developer

Work from home Full-time role

Payroll Service Manager

Work from home Full-time role

Healthcare Operations Strategy Consultant

Work from home Full-time role

Remote Entry‑Level Data Entry Specialist – careerzynith Virtual Operations & Customer Insight Team

Work from home Full-time role

Compliance Specialist

Work from home Full-time role

[Remote] Curriculum Developer / Trainer

Work from home Full-time role

Remote Loan Processor

Work from home Full-time role

Experienced Data Entry Representative (REMOTE) – Healthcare Administration

Work from home Full-time role

Now Hiring: New Notary Certification for Beginners – Work From Home | Nationwide Opportunities Available! |

Work from home Full-time role

Pharmacy technician i - retail, remote

Work from home Full-time role

[Remote] Financial Data Analyst - India

Work from home Full-time role

Utilization Review Nurse- Remote

Work from home Full-time role

Senior Producer (m/f/d) | Educational Games for Children

Work from home Full-time role