Freelance Data Labeling Assistant (Remote) — Text classification & sentiment labeling
Annotated text data for machine learning and AI dataset preparation, including classification and sentiment-related labeling. Followed strict annotation guidelines to produce high-quality labels for model training. Performed quality assurance checks and reviewed datasets to identify and correct labeling errors. • Labeled customer/feedback text for sentiment • Applied text classification categories per schema • Conducted QA checks and error corrections • Maintained 95–98% accuracy on repetitive tasks