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$
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David Khoi
@simonkoib
Redefining your digital presence
Vietnam
English, French, German, Italian, Spanish
About me
Hi, I’m an AI Avatar Specialist dedicated to creating hyper-realistic, custom digital personas for personal brands, content creators, and businesses. I combine cutting-edge generative AI with manual post-editing to deliver high-impact avatars tailored to your vision. Whether you need photorealistic portraits, stylized digital art, or commercial character designs, I ensure top-tier quality without AI artifacts. Expect fast turnarounds, high-resolution files, and clear communication. Let’s elevate your digital presence—message me today to get started!
Skills
David Khoi
Offline •
See my services
AI Generated Character Design
I will turn your photos into realistic ai portraits for dating and social media
Virtual Staging
I will do ai virtual staging real estate background replacement airbnb
Work experience
AI Avatar Designer & Generative Media Specialist
Freelancer.com • Freelance
May 2022 - Present • 4 yrs 5 mos
Pioneered the creation of high-fidelity hyper-realistic and stylized AI avatars for digital branding, interactive media, and commercial campaigns. Engineered custom generative AI pipelines using tools like Midjourney, Stable Diffusion, Runaway, HeyGen, and ElevenLabs to generate hyper-consistent digital personas. Produced high-impact dynamic video content by combining advanced text-to-image prompting, image-to-video motion control, frame-by-frame animation refinement, and natural voice lip-syncing. Optimized facial consistency, emotional expression matching, and lighting alignment across complex multi-shot video sequences. Partnered with global clients and marketing teams to turn abstract concepts into realistic digital presenters, virtual influencers, and visual storytellers—reducing traditional production costs and turnaround times. Continuously experimented with emerging open-source model fine-tuning (LoRA, ControlNet) to maintain cutting-edge visual quality and artistic accuracy.
