For employers

Hire this AI Trainer

Sign in or create an account to invite AI Trainers to your job.

Invite to Job
Hellen Nyambura

Hellen Nyambura

AI and Data Annotation Specialist - Computer Vision and Speech Recognition

KENYA flag
Nairobi, Kenya
Expert

Key Skills

Software

No software listed

Top Subject Matter

No subject matter listed

Top Data Types

No data types listed

Top Label Types

No label types listed

Freelancer Overview

I am an experienced AI and Data Annotation Specialist with a background in computer science and hands-on expertise in training, curating, and labeling large-scale datasets for AI applications, particularly in computer vision and speech recognition. My work has involved preparing and annotating multimedia data, conducting quality audits, and collaborating closely with cross-functional teams to ensure high dataset integrity and model performance. I am skilled in using annotation tools such as Labelbox, CVAT, SuperAnnotate, and VGG Image Annotator, and I automate workflows with Python to boost efficiency. I am passionate about advancing ethical and high-quality AI development, and I thrive in environments where precision, innovation, and teamwork are valued.

Expert

Labeling Experience

No Data Labeling experience added

Hellen N. hasn’t added any AI Training or Data Labeling experience to their OpenTrain profile yet.

Education

J

Jomo Kenyatta University of Agriculture and Technology

Bachelor of Science, Computer Science

Bachelor of Science
2019 - 2023

Work History

No Work History added yet

Hellen N. hasn’t added any Work History to their OpenTrain profile yet.