Herve C.
Multilingual Audio Localization & AI Speech Data QA | FR, SW, Lingala
I help AI teams and global businesses improve the accuracy, quality, and cultural relevance of African language data and multilingual content. I’m Hervé, a language professional with 5+ years of experience in translation, localization, transcription, and audiovisual language services. I work across French, Congolese Swahili, Lingala, and English, with a strong understanding of regional language variations and cultural context. 🤖 AI LANGUAGE & DATA QUALITY • AI-generated text review and correction • Linguistic evaluation and quality assurance • African language data review and validation • Speech transcription verification • Cultural and linguistic assessment of AI-generated content • Machine translation post-editing (MTPE) 📚 TRANSLATION & LOCALIZATION • English ↔ French translation and localization • Congolese Swahili and Lingala language services • Proofreading and editing • Cultural adaptation and transcreation • Subtitling and time-coded transcription 🎙️ SPEECH & AUDIO SERVICES • Audio transcription and linguistic verification • French voice-over • Audio editing and post-production • Support for multilingual speech and language data projects 🛠️ TOOLS & WORKFLOW • Trados Studio • memoQ • Phrase TMS • Subtitle Edit • Professional audio editing and production tools ⭐ WHY WORK WITH ME? • Native French and Congolese Swahili proficiency • Strong command of Lingala and English • Familiarity with the linguistic realities of the Democratic Republic of the Congo and the wider region • Experience with professional translation and audiovisual workflows • Careful attention to accuracy, consistency, and natural language • Reliable communication and respect for deadlines Language quality is about more than translating words. It requires understanding context, cultural nuances, regional expressions, and how people actually communicate. Whether you need African language data reviewed, speech transcripts verified, multilingual content localized, or French and Congolese Swahili linguistic support, I’m ready to help you deliver accurate, natural, and culturally relevant results. 📩 Let’s discuss your project!
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $2.9k
Billed in all: $10,150$10k
$726 in the last 6 months
Across 6 contracts
Across 46 contracts
Earnings, last 30 days
Skill rankings: Top 9% in Swahili
Ranked by MRR among everyone on Upwork with the skill.
- Lingala14 freelancers · 🇨🇩 #2Top 14%🇨🇩#2 of 7
- African French Accent22 freelancers · 🇨🇩 #1Top 14%🇨🇩#1 of 2
- #9Swahili96 freelancers · 🇨🇩 #3Top 9%🇨🇩#3 of 4
- #19memoQ126 freelancers · 🇨🇩 #1Top 15%🇨🇩#1 of 1
- #66SDL Trados385 freelancers · 🇨🇩 #1Top 17%🇨🇩#1 of 1
- #124French to English Translation986 freelancers · 🇨🇩 #2Top 13%🇨🇩#2 of 6
- #180English to French Translation1,296 freelancers · 🇨🇩 #4Top 14%🇨🇩#4 of 9
- #309Subtitles2,228 freelancers · 🇨🇩 #2Top 14%🇨🇩#2 of 3