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Hi, I’m Kostiantyn Boiko—an audio editor and restoration specialist based in Kyiv. I focus on dialogue cleanup, audio repair, and voice restoration, helping podcasts, audiobooks, voice-over projects, and field recordings sound natural, clear, and consistent. With 7+ years dedicated to dialogue cleanup and restoration and 15+ years of overall music production experience, I’ve delivered 40+ hours of long-form restoration and processed 100+ voice tracks across 50+ languages. I enjoy working end-to-end—from cleanup and noise reduction to mixing, mastering, and final delivery—so clients get release-ready audio they can trust.…Hi, I’m Kostiantyn Boiko—an audio editor and restoration specialist based in Kyiv. I focus on dialogue cleanup, audio repair, and voice restoration, helping podcasts, audiobooks, voice-over projects, and field recordings sound natural, clear, and consistent. With 7+ years dedicated to dialogue cleanup and restoration and 15+ years of overall music production experience, I’ve delivered 40+ hours of long-form restoration and processed 100+ voice tracks across 50+ languages. I enjoy working end-to-end—from cleanup and noise reduction to mixing, mastering, and final delivery—so clients get release-ready audio they can trust.

Kostiantyn Boiko

Sound Editor, Audio Engineer, Post-Production, +1

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Hi, I’m Kostiantyn Boiko—an audio editor and restoration specialist based in Kyiv. I focus on dialogue cleanup, audio repair, and voice restoration, helping podcasts, audiobooks, voice-over projects, and field recordings sound natural, clear, and consistent. With 7+ years dedicated to dialogue cleanup and restoration and 15+ years of overall music production experience, I’ve delivered 40+ hours of long-form restoration and processed 100+ voice tracks across 50+ languages. I enjoy working end-to-end—from cleanup and noise reduction to mixing, mastering, and final delivery—so clients get release-ready audio they can trust.…Hi, I’m Kostiantyn Boiko—an audio editor and restoration specialist based in Kyiv. I focus on dialogue cleanup, audio repair, and voice restoration, helping podcasts, audiobooks, voice-over projects, and field recordings sound natural, clear, and consistent. With 7+ years dedicated to dialogue cleanup and restoration and 15+ years of overall music production experience, I’ve delivered 40+ hours of long-form restoration and processed 100+ voice tracks across 50+ languages. I enjoy working end-to-end—from cleanup and noise reduction to mixing, mastering, and final delivery—so clients get release-ready audio they can trust.

Available to hire

Hi, I’m Kostiantyn Boiko—an audio editor and restoration specialist based in Kyiv. I focus on dialogue cleanup, audio repair, and voice restoration, helping podcasts, audiobooks, voice-over projects, and field recordings sound natural, clear, and consistent.

With 7+ years dedicated to dialogue cleanup and restoration and 15+ years of overall music production experience, I’ve delivered 40+ hours of long-form restoration and processed 100+ voice tracks across 50+ languages. I enjoy working end-to-end—from cleanup and noise reduction to mixing, mastering, and final delivery—so clients get release-ready audio they can trust.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

Ukrainian

Fluent

Russian

Fluent

English

Beginner

Work Experience

Composer and Music Producer (Podcast Music Package) at US Client (Upwork)

May 1, 2026 - Present

Created and delivered a complete 20–30 second music package for a podcast, including composition, production, mixing, and mastering, resulting in a 5-star client review.

Dialogue Recovery Specialist (Degraded Recording Restoration) at Repeat UK Client (Upwork)

September 1, 2025 - February 1, 2026

Recovered severely degraded field recordings across 2 contracts. Improved intelligibility using voice isolation, targeted noise reduction, and spectral processing, and delivered two alternative restoration versions with timestamped notes indicating the clearest fragments.

Long-Form Audio Editor (Long-Form Audio Enhancement) at Private Client (Upwork)

June 1, 2025 - February 1, 2026

Enhanced and delivered 40+ hours of recorded material across multiple production batches. Removed persistent background noise while preserving speech clarity and natural listening quality, maintaining consistent levels and earning follow-on work.

Independent Composer and Music Producer (Original Catalog) at Independent

January 1, 2024 - Present

Created original music for video and digital platforms and built a catalog reaching 3M+ YouTube views within two years, used in thousands of third-party videos worldwide.

Audio Editor and Post-Production Specialist at Independent (Upwork)

January 1, 2018 - Present

Remote dialogue, voice-over, podcast, audiobook and field-recording restoration. Manage complete post-production workflows for international clients, handling dialogue cleanup and repair through mixing, mastering, and final delivery, with repeat engagements and 5-star reviews.

Music Producer and Mixing Mastering Engineer at Independent

January 1, 2008 - Present

Remote production work for music, podcasts, interviews, and audiobooks. Prepare release-ready audio via multitrack and stem mixing, mastering, vocal editing, source separation, and music-to-voice balancing.