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Joshwa Payajo

Joshwa Payajo

AI Language Data Editor

Argentina flagLa Plata, Argentina
$18.00/hrEntry LevelAppen

Key Skills

Software

AppenAppen

Top Subject Matter

No subject matter listed

Top Data Types

AudioAudio
VideoVideo

Top Task Types

Emotion Recognition
Evaluation Rating
Segmentation
Transcription

Freelancer Overview

AI Language Trainer and Data Annotation Specialist with experience reviewing and validating English speech and text data for accuracy, fluency, and linguistic quality on remote platforms. Background in Spanish and ESL education with strong attention to detail, native-level English judgment, and consistent quality control in multilingual, remote work environments.

Entry LevelEnglishSpanish

Labeling Experience

Appen

English Speech & Text Data Annotation

AppenAudioSegmentationAudio Recording
Reviewed and validated English speech and text datasets used for AI model training. Followed detailed annotation guidelines to assess accuracy, grammar, fluency, and transcription quality. Identified linguistic errors, inconsistencies, and formatting issues, and provided structured feedback to support high-quality training data for language and speech models.

Reviewed and validated English speech and text datasets used for AI model training. Followed detailed annotation guidelines to assess accuracy, grammar, fluency, and transcription quality. Identified linguistic errors, inconsistencies, and formatting issues, and provided structured feedback to support high-quality training data for language and speech models.

2025

Education

I

International TEFL Academy

Level 5 Certificate, Teaching English as a Foreign Language

Level 5 Certificate
2021 - 2021
N

Nelson University

Associate of Arts, Intercultural Studies

Associate of Arts
2016 - 2020

Work History

L

Layton Christian Academy

Language Educator

Layton
2022 - 2025
C

Central Park Christian Academy

Middle School Instructor

Garland
2021 - 2022