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J

Joshua Oloo

Academic and Project-Based AI Dataset Preparation

KENYA flag
nairobi, Kenya
$20.00/hrIntermediateLabel Studio

Key Skills

Software

Label StudioLabel Studio

Top Subject Matter

IoT Systems
Wireless Networks
and Telecommunications text data

Top Data Types

TextText
Computer Code ProgrammingComputer Code Programming
DocumentDocument
ImageImage

Top Task Types

Data Collection
Bounding Box

Freelancer Overview

Data Labelling & Annotation Specialist. Brings 4+ years of professional experience across legal operations, contract review, compliance, and structured analysis. Core strengths include Label Studio. Education includes Bachelor of Science, York University (2022). AI-training focus includes data types such as Image and labeling workflows including Bounding Box.

IntermediateEnglish

Labeling Experience

Label Studio

Data Labelling & Annotation Specialist

Label StudioImageBounding Box
As a Data Labelling & Annotation Specialist, I annotated over 50,000 data samples across image, text, and audio types for machine learning pipelines. I applied bounding box, polygon, and semantic labeling methods using LabelStudio and CVAT. I helped set annotation guidelines, performed segmentation, and conducted quality assurance reviews. • Labeled data for NLP tasks such as named entity recognition, sentiment tagging, and intent classification. • Ensured dataset quality above 97% accuracy. • Worked collaboratively with ML engineers to maintain high-quality benchmarks. • Utilized LabelStudio and CVAT for various annotation projects.

As a Data Labelling & Annotation Specialist, I annotated over 50,000 data samples across image, text, and audio types for machine learning pipelines. I applied bounding box, polygon, and semantic labeling methods using LabelStudio and CVAT. I helped set annotation guidelines, performed segmentation, and conducted quality assurance reviews. • Labeled data for NLP tasks such as named entity recognition, sentiment tagging, and intent classification. • Ensured dataset quality above 97% accuracy. • Worked collaboratively with ML engineers to maintain high-quality benchmarks. • Utilized LabelStudio and CVAT for various annotation projects.

2022 - Present

Education

Y

York University

Bachelor of Science, Artificial Intelligence and Computer Science

Bachelor of Science
2018 - 2022

Work History

S

Sociallight Company

Junior AI & Software Developer

Nairobi
2023 - Present