Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

Hello, I’m Andrea Rivera Rosado, a detail-oriented data annotation specialist with hands-on experience labeling data across image, text, audio, and video modalities. I help build clean, high-quality datasets for AI by ensuring accuracy, consistency, and thorough documentation. I’m fluent in Spanish and English (Spanish native, English C1) and have basic Italian. I excel at working under pressure in cross-functional teams and bringing strong analytical and problem-solving skills to data annotation projects.…Hello, I’m Andrea Rivera Rosado, a detail-oriented data annotation specialist with hands-on experience labeling data across image, text, audio, and video modalities. I help build clean, high-quality datasets for AI by ensuring accuracy, consistency, and thorough documentation. I’m fluent in Spanish and English (Spanish native, English C1) and have basic Italian. I excel at working under pressure in cross-functional teams and bringing strong analytical and problem-solving skills to data annotation projects.

Andrea Rivera Rosado

Data Annotator, Data Analyst, Data Collector, +1





Hello, I’m Andrea Rivera Rosado, a detail-oriented data annotation specialist with hands-on experience labeling data across image, text, audio, and video modalities. I help build clean, high-quality datasets for AI by ensuring accuracy, consistency, and thorough documentation. I’m fluent in Spanish and English (Spanish native, English C1) and have basic Italian. I excel at working under pressure in cross-functional teams and bringing strong analytical and problem-solving skills to data annotation projects.…Hello, I’m Andrea Rivera Rosado, a detail-oriented data annotation specialist with hands-on experience labeling data across image, text, audio, and video modalities. I help build clean, high-quality datasets for AI by ensuring accuracy, consistency, and thorough documentation. I’m fluent in Spanish and English (Spanish native, English C1) and have basic Italian. I excel at working under pressure in cross-functional teams and bringing strong analytical and problem-solving skills to data annotation projects.

Available to hire

Hello, I’m Andrea Rivera Rosado, a detail-oriented data annotation specialist with hands-on experience labeling data across image, text, audio, and video modalities. I help build clean, high-quality datasets for AI by ensuring accuracy, consistency, and thorough documentation.

I’m fluent in Spanish and English (Spanish native, English C1) and have basic Italian. I excel at working under pressure in cross-functional teams and bringing strong analytical and problem-solving skills to data annotation projects.

Skills

Experience Level

Expert

Expert

Expert

Intermediate

Intermediate

Language

English

Fluent

Italian

Intermediate

Spanish; Castilian

Fluent

Work Experience

Data Annotator at Surge AI

January 1, 2025 - November 6, 2025

Annotating data across multiple modalities: image annotation with bounding boxes for object detection and facial recognition; labeling data (images, text, and audio) based on predefined criteria; text annotation in Spanish and English (sentiment analysis, entity recognition, and intent classification); audio annotation in Spanish and English (transcription, segmentation, labeling, speaker identification, emotions and sounds); video annotation (tagging and tracking); data cleaning and quality assurance; semantic segmentation; named entity recognition; RLHF training on diverse datasets including sensitive content; collaboration with colleagues to ensure accuracy and guideline adherence.