Contractor Freelance Portuguese Data Annotation Specialist

• Prepare and maintain medically oriented datasets for machine learning purposes.
• Follow and provide feedback on annotation and labeling conventions.
• Perform audio transcriptions in Italian.
• Implement text patterns to detect and extract named entities in Portuguese.
• Contribute to dictionaries and taxonomies in Portuguese for use in NLP systems.
• Evaluate the correctness and accuracy of words, sentences, and text structures.
• Deliver high-quality work within established deadlines.

• Native Portuguese speaker and Full Professional Level of English
• A degree or strong background in linguistics, computational linguistics, or a related field.
• Familiarity with medical terminology or prior experience in the healthcare domain.
• Hands-on experience with data annotation, transcription, and labeling tools.
• Proficiency in working with text patterns and dictionaries for NLP purposes.
• Exceptional ability to assess and improve data quality.
• Strong ability to work independently, manage time effectively, and consistently meet deadlines.

• Previous experience in AI, machine learning, or data preparation projects.
• Knowledge of multiple languages or dialects.
• Exposure to medical coding systems or electronic health records (EHR).
• Experience working as a freelancer on similar annotation or linguistic projects.

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