Long Vo Dang Phi
Summary
Fullstack Engineer with 3+ years of hands-on experience and deep expertise in modern Front-End (React/Next.js & Vue/Nuxt.js). Specialized in building high-performance, user-centered web and mobile applications with a focus on seamless UX and scalable architecture.
Currently co-founding Vocast Studio (vocast.studio), an AI-native voice casting platform under AI for Humanity Labs (4hum.ai) - where we develop AI tools for the Media & Entertainment industry, helping filmmakers, studios, and content creators bring their stories to global audiences faster and more effectively.
Passionate about turning complex requirements into elegant, production-ready products.
Make it work, make it right, make it fast.
Programming is the art of telling another human what one wants the computer to do.
Skills
Frontend:
Backend & Database:
Infrastructure & CMS:
Tools & Others:
Employment History
Founding Software Engineer / Co-Founder

- At AI for Humanity Labs, we are developing AI tools for the Media & Entertainment industry. Vocast Studio is our first flagship product, marking the beginning of our journey to bring practical AI solutions to creative professionals worldwide.
- Architected and developed core frontend of AI-native voice casting platform.
- Built Digital Voice Workstation interface supporting cross-platform (Windows/macOS/Linux).
- Integrated AI/Cloud services: Elevenlabs, Byteplus, Google Cloud Storage, Cloudflare.
Software Engineer

- Developed modern, high-performance user interfaces using Next.js.
- Integrated and customized backend/CMS systems including Medusa.js, Appwrite, and Strapi.
- Focused on connecting frontend with backend for seamless UX and efficient content management.
Software Engineer

- Developed and shipped the Wellcare remote telemedicine mobile app (khamtuxa.vn), enabling patients to book appointments and consult with doctors via voice and video calls from anywhere.
- Implemented key features for Wellcare’s Telemedicine platform (wellcare.vn, khamtuxa.vn).
- Built and maintained infrastructure modules based on Microservices architecture (Micro Frontend).
Project & Contributor
These are some of my projects I’m proud of.
Antigravity Cockpit Nano – lightweight dashboard extension for Google Antigravity/VS Code-compatible editors that monitors AI quota usage and presents it in an intuitive cockpit view directly inside the IDE.
An active contributor and maintainer on npm under the name “slogvo,” with multiple modules used by the community. Simply search “slogvo” or “slogvo npm” on Google or npm to find packages and contributions directly associated with me — demonstrating strong tooling expertise and a long-term commitment to open-source development.
At Wellcare, in my role as a Frontend Developer, I implemented and integrated key features to build an application that enables users to schedule and conduct remote consultations with doctors via voice and video calls. The platform also provides electronic medical records, including prescriptions and post-consultation instructions after each session. The application connects patients with over 100 doctors across 50 specialties, primarily from leading hospitals and international clinics.
At Techtown, as a Fullstack Developer, I developed and enhanced the corporate website using Next.js and a headless CMS, optimizing responsive design to deliver a seamless user experience across both mobile and desktop platforms. I integrated a Strapi-based CMS to enable dynamic management of equipment catalogs and improved API performance to ensure efficient data delivery and scalability.
