Miguel Vargas
@miguelvargas
Detail-oriented annotation specialist with expertise in data labeling.
What I'm looking for
I am an experienced Annotation Specialist with a strong background in data labeling and annotation techniques. Over the years, I have honed my skills in processing complex datasets, including LiDAR point clouds and image annotations for various AI applications. My commitment to accuracy has allowed me to achieve over 97% IOU accuracy in benchmark tests while annotating over 12,000 images for object detection models.
Throughout my career, I have worked with leading crowdsourcing platforms such as Appen, Scale AI, and Toloka, where I have developed a keen understanding of how annotations impact model training. I have also taken on leadership roles, training and auditing new annotators to ensure adherence to project-specific guidelines and tools. My soft skills, including effective communication and teamwork, have been instrumental in fostering a collaborative work environment.
Experience
Work history, roles, and key accomplishments
Annotation Specialist
Remotasks
Jan 2023 - Jan 2024 (1 year)
Processed LiDAR point clouds for autonomous vehicle training and annotated over 12K images for object detection models, achieving over 97% IOU accuracy. Trained and audited new annotators on project-specific guidelines and tools.
Annotation Specialist
Toloka AI
Jan 2022 - Jan 2023 (1 year)
Labeled objects in images and videos using bounding boxes and polygons, classified visual content, and moderated inappropriate content based on guidelines.
Annotation Specialist
Hive Micro
Jan 2021 - Jan 2022 (1 year)
Conducted semantic segmentation for various applications, moderated and labeled NSFW content, and trained new annotators on labeling tools and guidelines.
Data Annotator
Appen
Jan 2018 - Jan 2019 (11 months)
Annotated over 20,000 facial images for emotion recognition AI, annotated speech datasets for voice recognition AI, and categorized product listings with multi-level tagging.
Education
Degrees, certifications, and relevant coursework
Universidad de Oriente
Bachelor of Science, Systems Engineering
2007 -
Studied Systems Engineering with a focus on technology and AI tools.
Darlitz English Institute
Certification, English Language
2000 -
Participated in research and education communities to achieve English certification.
Tech stack
Software and tools used professionally
Availability
Location
Authorized to work in
Social media
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