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I am a native Spanish speaker and professional language instructor with over sixty years of experience in teaching and linguistic analysis. I am skilled in listening comprehension, detail-oriented evaluation, and accurate data labeling. I am passionate about languages, technology, and AI-driven projects. I work independently and meet deadlines in remote environments.…

Maria Laura Evdemon Rosario

Online Trainer, Voiceover Artist, Presenter, +2

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I am a native Spanish speaker and professional language instructor with over sixty years of experience in teaching and linguistic analysis. I am skilled in listening comprehension, detail-oriented evaluation, and accurate data labeling. I am passionate about languages, technology, and AI-driven projects. I work independently and meet deadlines in remote environments.…

Available to hire

I am a native Spanish speaker and professional language instructor with over sixty years of experience in teaching and linguistic analysis.

I am skilled in listening comprehension, detail-oriented evaluation, and accurate data labeling. I am passionate about languages, technology, and AI-driven projects. I work independently and meet deadlines in remote environments.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

Spanish; Castilian

Fluent

Portuguese

Fluent

English

Fluent

Italian

Intermediate

Work Experience

Freelance Language Instructor at Freelance – Online

January 1, 2018 - November 13, 2025

Conduct language training for adults and corporate clients, focusing on accurate pronunciation, listening skills, and comprehension. Develop customized materials and ensure consistent quality and precision in all lessons and feedback. Experience collaborating with international professionals and adapting to diverse linguistic and cultural contexts. Proven ability to analyze and evaluate spoken language, ensuring clarity and accuracy — essential for audio annotation tasks.