Walter Mola

Key Skills

Software

Sama

Mindrift

Lionbridge

iMerit

Top Subject Matter

AI data annotation quality assessment

AI algorithm training data annotation

Top Data Types

Text

Image

Audio

Top Task Types

Classification

Bounding Box

Polygon

Text Generation

Question Answering

Transcription

Text Summarization

Freelancer Overview

Quality Analyst, Samasource Kenya. Brings 7+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Sama. Education includes Certificate, Sama (2021) and Bachelor of Science, Chuka University (2020). AI-training focus includes data types such as Text and labeling workflows including Evaluation, Rating, and Classification.

Labeling Experience

Quality Analyst, Samasource Kenya

SamaText

As a Quality Analyst, I evaluated the quality of annotated data and ensured standards were met for AI training projects. I compiled detailed reports to guide continuous improvements in the data annotation workflow. I collaborated closely with team leaders and agents to enhance labeling accuracy. • Assessed quality of labeled text data and provided ongoing feedback • Analyzed and validated annotation output according to client requirements • Supported calibration and improvement of labeling standards and processes • Facilitated communication between annotators and management for quality assurance

As a Quality Analyst, I evaluated the quality of annotated data and ensured standards were met for AI training projects. I compiled detailed reports to guide continuous improvements in the data annotation workflow. I collaborated closely with team leaders and agents to enhance labeling accuracy. • Assessed quality of labeled text data and provided ongoing feedback • Analyzed and validated annotation output according to client requirements • Supported calibration and improvement of labeling standards and processes • Facilitated communication between annotators and management for quality assurance

2023 - 2025

Associate, Samasource Kenya

SamaTextClassification

As an Associate at Samasource Kenya, I performed hands-on annotation of data used for artificial intelligence algorithms and model training. I ensured that labeling tasks were completed with high accuracy and within strict deadlines. My role required a focus on quality and consistency to meet client standards. • Annotated diverse datasets for AI algorithm training • Met client targets for quality and timeliness of labeled data • Supported sampling and preparation of data for annotation • Delivered precise annotations to assist in AI learning processes

As an Associate at Samasource Kenya, I performed hands-on annotation of data used for artificial intelligence algorithms and model training. I ensured that labeling tasks were completed with high accuracy and within strict deadlines. My role required a focus on quality and consistency to meet client standards. • Annotated diverse datasets for AI algorithm training • Met client targets for quality and timeliness of labeled data • Supported sampling and preparation of data for annotation • Delivered precise annotations to assist in AI learning processes

2021 - 2023

Education

Work History