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I am an analytical and detail-oriented AI Trainer and Language Specialist with 6+ years of experience in English language instruction, transcription, and quality assurance. I excel in linguistic data labeling, text and audio evaluation, and AI model training, and I am passionate about improving model performance and ensuring language consistency for AI-driven projects.…

Liso Sibaca

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I am an analytical and detail-oriented AI Trainer and Language Specialist with 6+ years of experience in English language instruction, transcription, and quality assurance. I excel in linguistic data labeling, text and audio evaluation, and AI model training, and I am passionate about improving model performance and ensuring language consistency for AI-driven projects.…

Available to hire

I am an analytical and detail-oriented AI Trainer and Language Specialist with 6+ years of experience in English language instruction, transcription, and quality assurance.

I excel in linguistic data labeling, text and audio evaluation, and AI model training, and I am passionate about improving model performance and ensuring language consistency for AI-driven projects.

Skills

AI Data Labelling

Audio

AI Collection (Audio)

AI Collection (Video)

Experience Level

AI Data Labelling

Expert

Audio

Expert

AI Collection (Audio)

Expert

AI Collection (Video)

Expert

Language

English

Fluent

Work Experience

AI Trainer at Micro1

August 1, 2025 - November 6, 2025

Train and evaluate AI models for transcription accuracy, grammar, and language coherence. Provide feedback on text generation, audio-to-text conversions, and AI reasoning outputs. Conduct linguistic QA on datasets to ensure consistency with English language standards. Collaborate with project leads to refine task guidelines and improve AI model performance.

Transcriptionist at Rev.com

December 31, 2022 - December 31, 2022

Transcribed and captioned audio files with 99% accuracy, maintaining strict adherence to Rev’s style guide. Reviewed and edited transcripts for clarity, punctuation, and grammar. Worked on diverse audio data sets supporting language training and AI model refinement.

Online ESL Teacher & Trainer at Various Platforms (LiveXP, Babbel, Others)

January 1, 2019 - November 6, 2025

Taught conversational and business English to adults and children across multiple countries. Designed custom curricula focusing on pronunciation, listening comprehension, and fluency. Coached new ESL teachers on student retention, lesson planning, and engagement strategies. Conducted needs analyses and progress evaluations using digital learning tools.