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Kevin Otieno

Kevin Otieno

Freelance AI Data Annotation & Evaluation Specialist

Kenya flagNairobi, Kenya
$25.00/hrIntermediateOther

Key Skills

Software

Other

Top Subject Matter

AI Language Model Evaluation
General Data Annotation and Quality Control
Legal Services & Contract Review

Top Data Types

TextText
AudioAudio
DocumentDocument

Top Task Types

ClassificationClassification

Freelancer Overview

Freelance AI Data Annotation & Evaluation Specialist. Core strengths include Other. AI-training focus includes data types such as Text and labeling workflows including Evaluation, Rating, and Classification.

IntermediateEnglishSwahili

Labeling Experience

Freelance AI Data Annotation & Evaluation Specialist

OtherText
As a freelance AI Data Annotation & Evaluation specialist, I conducted Outlier-style evaluation tasks, response ranking, and scoring. I assessed AI-generated outputs for factual accuracy, coherence, tone, and policy compliance, consistently applying strict guidelines. I also performed transcription and quality control for audio data with high accuracy. • Ranked and scored multi-output text responses using rubric-based judgment. • Reviewed and rewrote AI outputs to meet clarity and correctness standards. • Conducted quality assurance and flagged inconsistencies or policy violations. • Maintained precise application of guidelines across large datasets.

As a freelance AI Data Annotation & Evaluation specialist, I conducted Outlier-style evaluation tasks, response ranking, and scoring. I assessed AI-generated outputs for factual accuracy, coherence, tone, and policy compliance, consistently applying strict guidelines. I also performed transcription and quality control for audio data with high accuracy. • Ranked and scored multi-output text responses using rubric-based judgment. • Reviewed and rewrote AI outputs to meet clarity and correctness standards. • Conducted quality assurance and flagged inconsistencies or policy violations. • Maintained precise application of guidelines across large datasets.

2023 - Present

Digital Microtasks & Data Quality Worker

OtherTextClassification
In my role performing digital microtasks and data quality work, I completed structured classification, data cleaning, and verification tasks. My efforts required high precision and adherence to rule-based decision-making. I ensured data integrity through information validation and systematic cleaning. • Conducted manual data classification and labeling on varied datasets. • Validated and cleaned collected information to improve dataset quality. • Executed structured microtasks adhering to complex rules and guidelines. • Supported data annotation projects with accuracy and reliability.

In my role performing digital microtasks and data quality work, I completed structured classification, data cleaning, and verification tasks. My efforts required high precision and adherence to rule-based decision-making. I ensured data integrity through information validation and systematic cleaning. • Conducted manual data classification and labeling on varied datasets. • Validated and cleaned collected information to improve dataset quality. • Executed structured microtasks adhering to complex rules and guidelines. • Supported data annotation projects with accuracy and reliability.

2021 - 2023

Education

K

Kenya Institute of Highway and Building Technology

DIPLOMA, ELECTRICAL

DIPLOMA
2012 - 2014

Work History

G

General Freelance Digital Tasks

Online Tasks & Data Support Specialist

Nairobi
2021 - 2023