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Washington Ihaji

Washington Ihaji

Data Annotator

Kenya flagNairobi, Kenya
$20.00/hrExpertLabelboxCVATSuperannotate

Key Skills

Software

LabelboxLabelbox
CVATCVAT
SuperAnnotateSuperAnnotate

Top Subject Matter

Computer Vision
Computer Vision / LiDAR

Top Data Types

ImageImage
VideoVideo
3D Sensor

Top Task Types

Object Detection
Segmentation
Classification

Freelancer Overview

Data Annotator. Brings 11+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Labelbox, CVAT, and SuperAnnotate. Education includes Diploma, Institute of Advanced Technology (2016) and Certificate, OIC International / Walmart Foundation (2016). AI-training focus includes data types such as Image, Video, and 3D Sensor and labeling workflows including Object Detection, Segmentation, and Classification.

ExpertEnglish

Labeling Experience

SuperAnnotate

Virtual Assistant & Quality Analyst (Freelance)

Superannotate3D SensorClassification
As a Virtual Assistant & Quality Analyst, I annotated and verified 2D and 3D visual data including LiDAR for different projects. I conducted quality checks by cross-referencing multiple data sources to ensure accuracy. My role supported data science teams with LiDAR data visualization and validation. • Annotated LiDAR and other 3D sensor data for various client projects • Verified annotations for precision and completeness • Maintained high data quality through validation protocols • Supported integration with downstream AI training tasks

As a Virtual Assistant & Quality Analyst, I annotated and verified 2D and 3D visual data including LiDAR for different projects. I conducted quality checks by cross-referencing multiple data sources to ensure accuracy. My role supported data science teams with LiDAR data visualization and validation. • Annotated LiDAR and other 3D sensor data for various client projects • Verified annotations for precision and completeness • Maintained high data quality through validation protocols • Supported integration with downstream AI training tasks

2023 - Present
CVAT

Data Annotator (Video)

CVATVideoSegmentation
As part of my data annotation work, I labeled and segmented objects in video datasets for computer vision projects. My tasks included frame-by-frame video segmentation and ensuring quality according to client requirements. I played a critical role in creating reliable datasets for machine learning models. • Performed video object segmentation and annotation • Ensured accuracy across multiple video frames • Maintained annotation quality under tight deadlines • Addressed feedback to improve labeling standards

As part of my data annotation work, I labeled and segmented objects in video datasets for computer vision projects. My tasks included frame-by-frame video segmentation and ensuring quality according to client requirements. I played a critical role in creating reliable datasets for machine learning models. • Performed video object segmentation and annotation • Ensured accuracy across multiple video frames • Maintained annotation quality under tight deadlines • Addressed feedback to improve labeling standards

2016 - 2023
Labelbox

Data Annotator

LabelboxImageObject Detection
As a Data Annotator at Samasource, CloudFactory, and Remotask, I delivered accurate annotations for diverse computer vision datasets. I utilized cloud-based annotation tools and collaborated with virtual teams on large-scale AI projects. My responsibilities included labeling images for object detection and quality validation tasks. • Delivered high-quality image annotations for AI/ML model training • Used tools like Labelbox, CVAT, and SuperAnnotate as well as proprietary cloud platforms • Followed strict guidelines to ensure consistency and reliability • Collaborated with remote data science teams to meet project goals

As a Data Annotator at Samasource, CloudFactory, and Remotask, I delivered accurate annotations for diverse computer vision datasets. I utilized cloud-based annotation tools and collaborated with virtual teams on large-scale AI projects. My responsibilities included labeling images for object detection and quality validation tasks. • Delivered high-quality image annotations for AI/ML model training • Used tools like Labelbox, CVAT, and SuperAnnotate as well as proprietary cloud platforms • Followed strict guidelines to ensure consistency and reliability • Collaborated with remote data science teams to meet project goals

2016 - 2023

Education

O

OIC International / Walmart Foundation

Certificate, Customer Service and Work Readiness

Certificate
2016 - 2016
I

Institute of Advanced Technology

Diploma, Information and Communication Technology and Management

Diploma
2015 - 2016

Work History

F

Freelance

Market Research Analyst

Nairobi
2016 - Present