Purity M.

Key Skills

Software

Remotasks

Sama

CloudFactory

Top Subject Matter

AI data evaluation and video segmentation

Structured data labeling

Validation Domain Expertise

Top Data Types

Video

Image

Text

Audio

Top Task Types

Segmentation

Data Collection

Freelancer Overview

Freelance AI Annotator (AI output evaluation and video segmentation QA). Brings 2+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Remotasks, Sama, and CloudFactory. Education includes Bachelor of Science, University of Embu (2022) and Kenya Certificate of Secondary Education, Kyondoni Girls’ Secondary School (2016). AI-training focus includes data types such as Video, Image, and Text and labeling workflows including Segmentation, Data Collection, and Evaluation.

Labeling Experience

AI output evaluation tasks (quality assurance for AI responses)

RemotasksAudio

Performed AI/LLM output evaluation and response rating as part of annotation-related quality work. Evaluated speech and audio quality and assessed naturalness, clarity, and emotional tone. Supported dataset validation and guideline-based annotation for improving AI system responses. • Rated AI outputs and responses using quality criteria • Evaluated speech and audio quality • Assessed naturalness, clarity, and emotional tone • Conducted dataset validation and guideline checks

2022 - 2023

Freelance AI Annotator (AI output evaluation and video segmentation QA)

RemotasksVideoSegmentation

Evaluated AI-generated outputs and performed quality assurance to maintain data integrity. Conducted complex video segmentation using spatial reasoning and accuracy checks. Ensured outputs met guideline requirements for consistency and reliability across tasks. • Reviewed AI-generated results for accuracy and integrity • Applied spatial reasoning during segmentation validation • Performed quality assurance and guideline-based checks • Contributed to dataset improvement through feedback

2022 - 2023

Data Annotation Specialist (structured labeling and validation)

SamaImageSegmentation

Worked on structured data labeling and validation for machine learning algorithms. Applied mathematical reasoning and ensured logical consistency to maintain high annotation precision. Performed dataset quality control to support reliable model training. • Labeled structured data for ML training • Validated annotations for precision and consistency • Applied mathematical/logical checks to reduce errors • Supported dataset quality control processes

2021 - 2022

Training Trainee - CloudFactory Kenya

RemotasksImageSegmentation

You completed structured data annotation training with a focus on improving annotation workflows and task quality. You developed stronger problem decomposition habits and sharpened accuracy and attention to detail for consistent outputs. The training required disciplined follow-through and the ability to learn and apply guidelines effectively in a technical environment. • Completed training in structured data annotation • Practiced workflow optimization techniques • Improved accuracy and attention to detail • Strengthened problem decomposition skills

2021 - 2021

Training Trainee (structured data annotation training)

CloudFactoryTextData Collection

Completed training in structured data annotation and workflow optimization. Strengthened problem decomposition skills to improve annotation accuracy and speed. Focused on attention to detail to ensure consistent labeling performance. • Learned structured data annotation workflows • Practiced problem decomposition for labeling tasks • Improved accuracy and attention-to-detail skills • Worked on workflow optimization for better throughput

2021 - 2021

Education

Work History