Leah Njoki
@leahnjoki
AI data annotation specialist skilled in dataset curation, QA, and machine learning support.
What I'm looking for
I am an AI Data Annotation Specialist with a Master of Science in Computer Science and hands-on experience annotating text, image, and document data to train AI models. I pair technical knowledge with meticulous attention to detail to ensure datasets meet strict quality standards.
In my current remote role since 2022 I perform validation checks, maintain detailed reporting, and collaborate with global teams to deliver multiple annotation projects on time. My prior role as a Data Quality Analyst at Nairobi Tech Solutions involved leading data verification and cleansing efforts and assisting in training AI tools.
I am proficient with Python and data management tools and contribute to creating and implementing quality metrics that improve workflow efficiency. I emphasize analytical thinking, consistency, and documentation to support continuous quality improvement.
I am available for remote work up to 40 hours per week, fluent in English and Swahili, and bring a reliable, up-to-date setup to support remote collaboration in AI, data ethics, and automation projects.
Experience
Work history, roles, and key accomplishments
AI Data Annotation Specialist
Remote
Jan 2022 - Present (3 years 9 months)
Annotate and categorize text, image, and document data to train AI models, conduct validation checks to ensure quality and alignment with guidelines, and collaborate with global teams to deliver multiple projects on schedule.
Data Quality Analyst
Nairobi Tech Solutions
Jan 2020 - Jan 2022 (2 years)
Led data verification and cleansing to maintain high data integrity, provided structured labeled datasets to train AI tools, and partnered with development teams to implement quality metrics and improve workflow efficiency.
Education
Degrees, certifications, and relevant coursework
Kenyatta University
Master of Science, Computer Science
Completed a Master of Science in Computer Science with focus on AI-related topics and data analysis.
University of Nairobi
Bachelor of Science, Computer Science
Earned a Bachelor of Science in Computer Science covering programming, data structures, and foundational computing concepts.
Tech stack
Software and tools used professionally
Availability
Location
Authorized to work in
Job categories
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