Available to hire
Hi, I’m Dennis Kimathi Mugo, a precise data annotator and data scientist with over five years of experience in labeling and annotating data for AI and machine learning applications. I specialize in language processing tasks like named entity recognition, text classification, and sentiment analysis, and I maintain strict quality control to ensure consistency across large datasets.
I’ve collaborated with teams at Banque Internationale à Luxembourg (BIL) and Nebius Group, developing annotation guidelines, tools, and QA processes. I enjoy turning complex data into reliable, well-labeled resources that help AI models perform better in real-world scenarios.
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Language
English
Fluent
Work Experience
Monitoring Data Operations at Banque Internationale à Luxembourg (BIL)
January 1, 2020 - July 1, 2024Managed tagging and annotation tasks for NLP and computer vision projects. Created and improved annotation rules in collaboration with data scientists and engineers; conducted quality checks to ensure precision and consistency of labeled data.
Employee Equity Plan Analyst at Nebius Group
May 1, 2017 - November 1, 2019Contributed to the development of specialized annotation tools and processes to boost productivity; provided input to enhance annotation practices and guidelines; participated in regular team meetings to discuss project challenges and progress.
Education
Bachelor of Science in Data Science at European Business University Luxembourg
January 11, 2030 - December 1, 2025Qualifications
Industry Experience
Software & Internet, Professional Services
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
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