Mayank Jugran
@mayankjugran
Bilingual AI voice data evaluator specializing in high-quality speech annotation.
What I'm looking for
I am a bilingual (English–Hindi) AI voice contributor and content evaluator with hands-on experience recording, annotating, and reviewing speech data for model training and evaluation. I have delivered high-quality conversational voice samples and provided detailed feedback on pronunciation, expressiveness, and audio clarity to improve model performance.
My work spans freelance roles at BabelAudio, Welocalize, and Toloka where I performed voice recording, scripted narration, semantic similarity assessments, and content annotation for machine learning and moderation models. I consistently follow project guidelines to ensure labeling accuracy, data integrity, and safety compliance.
I bring strong analytical thinking, attention to detail, and familiarity with AI synthesis workflows, making me a reliable contributor to speech and language technology projects that require precise linguistic quality review and scalable annotation processes.
Experience
Work history, roles, and key accomplishments
Freelance AI Voice Contributor
BabelAudio
Apr 2025 - Present (6 months)
Recorded high-quality conversational English and Hindi voice samples and provided feedback on clarity, pronunciation, and expressiveness to improve AI speech model performance.
Freelance AI Content Evaluator
Welocalize
Jan 2025 - Jul 2025 (6 months)
Evaluated AI-generated text and dialogues for semantic similarity, fluency, and safety compliance, delivering consistent ratings and feedback to improve model accuracy.
Freelance Data Annotator
Toloka
Oct 2022 - Feb 2024 (1 year 4 months)
Annotated and categorized visual and text content for machine learning models, conducted semantic/contextual similarity assessments, and maintained labeling accuracy and data integrity.
Education
Degrees, certifications, and relevant coursework
Guru Gobind Singh Indraprastha University
Bachelor of Technology, Technology
Bachelor of Technology degree completed in July 2025 from Guru Gobind Singh Indraprastha University.
Availability
Location
Authorized to work in
Job categories
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