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@haronmbithi
I am a data annotator specializing in image/video labeling and quality assurance.
I’m Haron Mbithi, a Data Annotation Specialist with 4+ years of experience in computer vision workflows. I’ve contributed to high precision datasets for machine learning models in sports analytics, retail tech and autonomous systems. My expertise includes bounding boxes, polygons, segmentation masks and classification tasks using CVAT and Hasty. I’ve worked on live broadcast labeling, sponsor visibility metrics and active learning prioritization. I collaborate effectively with QA teams to refine workflows and ensure data integrity. With a Bachelor of Technology in Computer and Information Sciences, I bring both technical skill and attention to detail. Fluent in English and Kiswahili, I’m committed to delivering accurate, consistent annotations that enhance AI performance and model reliability across diverse domains
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Work history, roles, and key accomplishments
Data annotator at Cloudfactory
Responsibilities
1. Data Labeling
2. Quality Assurance
3. Tool Usage
4. Adhering to Guidelines
5. Collaboration
6. Time Management
1.Annotated images and video using CVAT tools bounding boxes, polygons, polylines, and segmentation masks.
2.Labeled datasets for object detection, classification, and segmentation tasks according to project guidelines.
3.Reviewed and corrected annotations to meet quality assurance standards.
4.Met daily productivity and accuracy targets while working on tight deadlines
Degrees, certifications, and relevant coursework
Bachelor of Technology, Computer and Information Sciences and Support Services
2014 - 2018
Completed a Bachelor of Technology in Computer and Information Sciences and Support Services at Technical University of Mombasa (2014–2018).
Kenya Certificate of Secondary Education (KCSE), General Secondary Education
2010 - 2013
Completed secondary education at Kenyatta High School from 2010 to 2013.
Kenya Certificate of Primary Education (KCPE), Primary Education
2002 - 2009
Completed primary education at Mwatate Junior Academy from 2002 to 2009.
Software and tools used professionally
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