joseph mbaru
@josephmbaru
Detail-oriented Data Annotator with expertise in machine learning projects.
What I'm looking for
I am a detail-oriented Data Annotator with over 5 years of experience in data labeling and annotation for machine learning projects. My expertise lies in image, text, and video annotation, where I maintain a strong focus on accuracy and efficiency. I have a proven track record of collaborating with data scientists and engineers to refine annotation guidelines, ensuring high-quality data for training models.
Throughout my career, I have annotated thousands of images, videos, and text documents, achieving an impressive average annotation accuracy rate of 98%. I am proficient in using various annotation tools such as Labelbox, Hasty.ai, and CVAT, which have enabled me to conduct quality control checks and improve data quality. I am passionate about leveraging my skills to contribute to cutting-edge AI projects at a dynamic organization.
Experience
Work history, roles, and key accomplishments
Data Annotator
Remotask
Mar 2019 - Present (6 years 3 months)
Detail-oriented Data Annotator with over 5 years of experience in data labeling and annotation for machine learning projects. Annotated thousands of images, videos, and text documents, ensuring high-quality data for training models.
Junior Data Annotator
Appen
Jan 2019 - Feb 2021 (2 years 1 month)
Labeled data for image recognition and natural language processing projects, achieving an average annotation accuracy rate of 98%. Assisted in developing annotation guidelines and participated in team meetings.
Data Annotation Volunteer
iAimDataAi
Jun 2018 - Jan 2019 (7 months)
Annotated data for humanitarian AI projects focused on disaster response and medical image analysis. Trained new volunteers on annotation tools and best practices.
Education
Degrees, certifications, and relevant coursework
University of Nairobi
Bachelor of Science, Information Technology
2012 - 2016
Completed a Bachelor of Science in Information Technology, focusing on various aspects of IT including software development, data management, and systems analysis.
Tech stack
Software and tools used professionally
Availability
Location
Authorized to work in
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