For employers

Hire this AI Trainer

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

Invite to Job
I
Ian Adhiambo

Ian Adhiambo

Data Annotation Specialist - AI & Machine Learning

Kenya flagNairobi, Kenya
$10.00/hrExpertCVATTelus

Key Skills

Software

CVATCVAT
TelusTelus

Top Subject Matter

No subject matter listed

Top Data Types

3D Sensor
AudioAudio
ImageImage
TextText
VideoVideo

Top Task Types

Audio RecordingAudio Recording
Bounding BoxBounding Box
ClassificationClassification
CuboidCuboid
Emotion RecognitionEmotion Recognition
Point/Key PointPoint/Key Point
PolygonPolygon
SegmentationSegmentation
Text SummarizationText Summarization
Translation/LocalizationTranslation/Localization

Freelancer Overview

I am a detail-oriented Data Annotation and LLM Evaluation Specialist with several years of hands-on experience supporting large-scale AI and machine learning projects. My expertise spans text, image, and audio data annotation, as well as evaluating and reviewing model-generated outputs for accuracy, relevance, and compliance with strict guidelines. I have worked with leading organizations such as Sama, RWS, and TELUS International AI, where I contributed to the quality and reliability of AI models through careful annotation, error analysis, and structured feedback. My strong skills in quality assurance, web research, and data validation enable me to consistently deliver high-quality training data for NLP and computer vision applications while meeting tight deadlines and adapting to evolving project requirements. I am committed to supporting responsible AI development through diligent work and effective collaboration.

ExpertSwahiliEnglish

Labeling Experience

CVAT

High-Precision Computer Vision Labeling for Agriculture & Retail AI

CVATVideoBounding BoxPolygon
Led data annotation efforts on large-scale image and video datasets for AI model training in agriculture and retail sectors. Tasks included detailed object detection and classification of crops, products, packaging, pests, and shelf items using bounding boxes, segmentation, and polygon annotations. Worked closely with QA teams and ML engineers to ensure labeling consistency, accuracy, and alignment with project goals. Maintained a high annotation accuracy rate (>98%) across over 50,000 labeled images and video frames. Ensured ethical data practices and scalability by developing clear labeling guidelines and providing feedback on edge cases to improve annotation quality and model performance.

Led data annotation efforts on large-scale image and video datasets for AI model training in agriculture and retail sectors. Tasks included detailed object detection and classification of crops, products, packaging, pests, and shelf items using bounding boxes, segmentation, and polygon annotations. Worked closely with QA teams and ML engineers to ensure labeling consistency, accuracy, and alignment with project goals. Maintained a high annotation accuracy rate (>98%) across over 50,000 labeled images and video frames. Ensured ethical data practices and scalability by developing clear labeling guidelines and providing feedback on edge cases to improve annotation quality and model performance.

2019 - 2024

Education

S

St. Michael Secondary School

Kenya Certificate of Secondary Education, General Secondary Education

Kenya Certificate of Secondary Education
2011 - 2014

Work History

O

Overdrive Consultant

Office Assistant / Messenger

Nairobi
2018 - 2019
W

Wild Elegance Fashion Limited

General Worker

Nairobi
2017 - 2017