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Kefa Cheruiyot

Kefa Cheruiyot

Senior Red Teamer

KENYA flag
Nairobi, Kenya
$60.00/hrExpertLabelboxLabel StudioCVAT

Key Skills

Software

LabelboxLabelbox
Label StudioLabel Studio
CVATCVAT
ArgillaArgilla
ProdigyProdigy
Scale AIScale AI
SuperAnnotateSuperAnnotate

Top Subject Matter

AI Training & Quality Evaluation
Machine Learning
Computer Programming

Top Data Types

DocumentDocument
TextText
AudioAudio

Top Task Types

Red Teaming
RLHF
Text Generation
Bounding Box
Polygon
Classification
Segmentation
Entity Ner Classification
Point Key Point
Polyline
Cuboid
Object Detection
Question Answering
Text Summarization
Fine Tuning
Transcription
Evaluation Rating
Computer Programming Coding
Data Collection
Function Calling
Prompt Response Writing SFT

Freelancer Overview

Senior Coding Instructor | Codingal. Brings 8+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include N and A. Education includes Bachelor of Science, Mount Kenya University (2022) and Diploma, Mount Kenya University (2019). AI-training focus includes data types such as Computer Code and Programming and labeling workflows including Computer Programming and Coding.

ExpertEnglish

Labeling Experience

Senior Coding Instructor | Codingal

As a Senior Coding Instructor at Codingal, I delivered structured lessons in programming languages and introduced students to AI and machine learning applications. I taught principles of secure data handling and anomaly detection specifically within AI and ML, focusing on hands-on coding challenges that mirror data labeling and AI training contexts. These instructional activities included creating and curating datasets for student projects and facilitating practical coding challenges that integrate core concepts of AI. • Designed and supervised student projects related to AI and ML integration. • Instructed on secure data management for labeling and model building. • Guided dataset creation and annotation tasks for educational AI use cases. • Led coding and label evaluation exercises to simulate real-world training environments.

As a Senior Coding Instructor at Codingal, I delivered structured lessons in programming languages and introduced students to AI and machine learning applications. I taught principles of secure data handling and anomaly detection specifically within AI and ML, focusing on hands-on coding challenges that mirror data labeling and AI training contexts. These instructional activities included creating and curating datasets for student projects and facilitating practical coding challenges that integrate core concepts of AI. • Designed and supervised student projects related to AI and ML integration. • Instructed on secure data management for labeling and model building. • Guided dataset creation and annotation tasks for educational AI use cases. • Led coding and label evaluation exercises to simulate real-world training environments.

2022 - Present

Education

M

Mount Kenya University

Bachelor of Science, Information Technology

Bachelor of Science
2019 - 2022
M

Mount Kenya University

Diploma, Information Technology

Diploma
2017 - 2019

Work History

S

Serianu

Cyber Risk Analyst (Penetration Tester)

Nairobi
2025 - Present
C

Codingal

Senior Coding Instructor

Remote
2022 - Present