Chun Him Nicholas L.
Cantonese AI Data Specialist | Audio Engineer & Voice Data Collector
Professional Profile Looking for a highly meticulous expert to train your AI models, handle complex data annotation, or deliver pristine audio data? Backed by a BSc (Hons) in Sound Technology and Digital Music from the UK, I bridge the gap between technical audio engineering and high-level AI data operations. My background combines deep acoustic knowledge with extensive experience managing high-benchmark data projects for global AI corporations. What I Bring to Your Project: AI Data Annotation & Evaluation: Proven track record evaluating large-scale LLM responses, cross-checking summary accuracies, and enforcing safety/harmfulness protocols for major US-based AI tech companies (Centific/OneForma). Acoustic & Voice Data Collection: Expert in gathering high-quality, noise-free acoustic data packages for automatic speech recognition (ASR) model training (Deepgram). Deep understanding of microphone consistency and gain staging. Advanced Audio Engineering: Expert in Avid Pro Tools (Certified User), sound recording, mixing, and multi-media editing (Adobe Premiere & Photoshop). Why Work With Me? Native-level Bilingual Communication: Educated in the UK and Hong Kong (Diocesan Boys' School alumnus), ensuring seamless communication and strict adherence to complex English guidelines. Uncompromising Quality: A natural perfectionist who thrives on data accuracy and meeting tight project-based deadlines. Let's collaborate to elevate your data quality or audio project. Drop me a message to discuss your requirements!
Earnings and projects
Last 6 months ÷ 6
Read daily since Oct 18, under 30 days
Billed in all: $1,315$1.3k
$150 in the last 6 months
Earnings, last 30 days
Tracked from Oct 18, 2026.
Skill rankings: Top 21% in Vocal Tuning
Ranked by MRR among everyone on Upwork with the skill.
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- #104Avid Pro Tools432 freelancers · 🇭🇰 #1Top 24%🇭🇰#1 of 2
- #367Audio Post Production1,403 freelancers · 🇭🇰 #1Top 26%🇭🇰#1 of 2
- #386Music Production1,654 freelancers · 🇭🇰 #1Top 23%🇭🇰#1 of 2
- #1,320Audio Editing5,221 freelancers · 🇭🇰 #2Top 25%🇭🇰#2 of 3
- #9,389Microsoft Excel32,523 freelancers · 🇭🇰 #7Top 29%🇭🇰#7 of 19
- #9,751Administrative Support27,851 freelancers · 🇭🇰 #4Top 35%🇭🇰#4 of 9