For employers

Hire this AI Trainer

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

Invite to Job
C

Cynthia Osito

Data Annotation Specialist

KENYA flag
Nairobi, Kenya
$25.00/hrIntermediateOther

Key Skills

Software

Other

Top Subject Matter

LLM/Natural Language Processing
Legal Services & Contract Review
Regulatory Compliance & Risk Analysis

Top Data Types

TextText
ImageImage
DocumentDocument

Top Task Types

Classification

Freelancer Overview

Data Annotation Specialist. Brings 4+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other. Education includes Bachelor of Arts, University of Nairobi (2024). AI-training focus includes data types such as Text and labeling workflows including Classification, Evaluation, and Rating.

IntermediateSwahiliEnglish

Labeling Experience

Data Annotation Specialist

OtherTextClassification
As a Data Annotation Specialist, I labeled and categorized structured text data for machine learning. I reviewed natural language queries and validated their alignment with expected outputs. I generated and refined realistic Q&A pairs using predetermined schemas. • Labeled structured datasets for supervised learning • Validated and flagged inconsistencies in outputs • Generated question and answer examples for LLMs • Maintained precision and detail on repetitive annotation tasks

As a Data Annotation Specialist, I labeled and categorized structured text data for machine learning. I reviewed natural language queries and validated their alignment with expected outputs. I generated and refined realistic Q&A pairs using predetermined schemas. • Labeled structured datasets for supervised learning • Validated and flagged inconsistencies in outputs • Generated question and answer examples for LLMs • Maintained precision and detail on repetitive annotation tasks

2025 - Present

AI Content Evaluator

OtherText
As an AI Content Evaluator, I assessed AI-generated responses for accuracy, safety, tone, and relevance. I ranked model outputs using structured scoring rubrics. I conducted side-by-side comparisons to optimize LLM performance. • Evaluated LLM outputs for logical gaps and hallucinations • Maintained high accuracy across projects • Participated in calibration for scoring consistency • Contributed to quality assurance in generative AI systems

As an AI Content Evaluator, I assessed AI-generated responses for accuracy, safety, tone, and relevance. I ranked model outputs using structured scoring rubrics. I conducted side-by-side comparisons to optimize LLM performance. • Evaluated LLM outputs for logical gaps and hallucinations • Maintained high accuracy across projects • Participated in calibration for scoring consistency • Contributed to quality assurance in generative AI systems

2024 - 2024

Education

U

University of Nairobi

Bachelor of Arts, Arts

Bachelor of Arts
2020 - 2024

Work History

F

Freelance

Freelance Graphic Designer & Digital Operations Assistant

Nairobi
2023 - Present
W

Werma Management

Social Media Manager

Nairobi
2023 - 2025