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Hi, I'm Matheus Pinheiro de Oliveira, an audio professional with experience in music production, sound design, studio and field recording, editing and mixing for film, advertising and digital media. I'm a voice specialist with strong skills in vocal behavior, clarity evaluation and speech consistency, and I also support AI training workflows through audio analysis, dataset evaluation and quality control.…Hi, I'm Matheus Pinheiro de Oliveira, an audio professional with experience in music production, sound design, studio and field recording, editing and mixing for film, advertising and digital media. I'm a voice specialist with strong skills in vocal behavior, clarity evaluation and speech consistency, and I also support AI training workflows through audio analysis, dataset evaluation and quality control.

MATHEUS PINHEIRO DE OLIVEIRA

Music Producer, Audio Mixer, Sound Designer, +5

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Hi, I'm Matheus Pinheiro de Oliveira, an audio professional with experience in music production, sound design, studio and field recording, editing and mixing for film, advertising and digital media. I'm a voice specialist with strong skills in vocal behavior, clarity evaluation and speech consistency, and I also support AI training workflows through audio analysis, dataset evaluation and quality control.…Hi, I'm Matheus Pinheiro de Oliveira, an audio professional with experience in music production, sound design, studio and field recording, editing and mixing for film, advertising and digital media. I'm a voice specialist with strong skills in vocal behavior, clarity evaluation and speech consistency, and I also support AI training workflows through audio analysis, dataset evaluation and quality control.

Available to hire

Hi, I’m Matheus Pinheiro de Oliveira, an audio professional with experience in music production, sound design, studio and field recording, editing and mixing for film, advertising and digital media.

I’m a voice specialist with strong skills in vocal behavior, clarity evaluation and speech consistency, and I also support AI training workflows through audio analysis, dataset evaluation and quality control.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

DaVinci Resolve Studio

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

Portuguese

Fluent

English

Fluent

Spanish; Castilian

Advanced

Work Experience

AI Trainer | AudioQUality at Micro1

November 23, 2025 - Present

Assessment of speech naturalness, clarity, tone and vocal consistency for AI training. Dataset review, annotation, instruction following evaluation, conversational fit assessment and technical audio quality rating.

Audio Technician at Drei Marc

January 1, 2023 - December 9, 2024

Microphone setup, audio capture, monitoring and editing for multiple audiovisual formats.

Freelance and Studio Work at Autonomy

October 15, 2018 - Present

Audio Technician & Music Producer (Rio de Janeiro) Recording, editing, mixing and mastering for music, film, dubbing and ads. Sound design for audiovisual content. Direction of studio sessions and artist guidance.