John K.

Key Skills

Software

Telus

Appen

Clickworker

Toloka

Top Subject Matter

Search engine

General AI models

Nlp Domain Expertise

Top Data Types

Text

Image

Video

Top Task Types

Classification

Object Detection

Evaluation/Rating

Data Collection

Freelancer Overview

Data Annotator / AI Rater. Core strengths include Telus, Appen, and Clickworker. Education includes Bachelor of Mass Media, Kenyatta University (2020). AI-training focus includes data types such as Text and Image and labeling workflows including Evaluation, Rating, and Classification.

Labeling Experience

Data Annotator / AI Rater

TelusText

As a Data Annotator and AI Rater at TELUS International, I was responsible for data annotation and evaluation tasks for AI and machine learning models. My work required analyzing and rating search engine results to assess their relevance and accuracy. I consistently ensured high-quality annotated datasets and adhered to project guidelines and deadlines. • Performed search engine evaluation and rating tasks. • Delivered consistent, high-quality labeled text datasets. • Applied strict quality guidelines for data annotation. • Supported AI training with detailed analytical tasks.

2020 - Present

Microtask Contributor

TolokaTextClassification

As a Microtask Contributor for Toloka, I completed content moderation and data labeling microtasks with attention to project-specific requirements. I reviewed and annotated datasets to support various AI and machine learning projects. My role required adherence to strict guidelines and timely delivery of labeled data. • Conducted content moderation and classification microtasks. • Labeled text and data entries for machine learning use. • Followed project guidelines for data accuracy. • Delivered consistent results across tasks.

2020 - 2023

Data Annotation Specialist

AppenImageClassification

As a Data Annotation Specialist at Appen, I completed text, image, and speech annotation projects for NLP and computer vision models. My tasks included labeling datasets for both classification and identification purposes, maintaining high accuracy, and adhering to quality standards. I routinely followed project-specific guidelines to deliver reliable annotated data. • Labeled images for computer vision model training. • Annotated text and speech datasets for NLP use. • Maintained strict accuracy and quality metrics. • Applied consistent approaches across varied tasks.

2020 - 2023

Data Labeler / Microtasker

ClickworkerTextClassification

In the role of Data Labeler and Microtasker at Clickworker, I performed categorization, tagging, and verification tasks on various datasets. I participated in UHRS-based projects and web research assignments, achieving high accuracy scores. My work directly contributed to improving data quality for search relevance and other machine learning objectives. • Tagged and categorized data entries for various projects. • Completed numerous UHRS web research and evaluation tasks. • Verified information and ensured data integrity. • Maintained high accuracy throughout labeling processes.

2019 - 2022

Education

Work History