# Mr Tung > Mr Tung is an engineering leader in Đà Nẵng, Vietnam — CTO at Sticky, Head of Engineering at HMP Master and Director of Sticky Vietnam. He builds products end to end, from discovery to production, and leads the teams that ship them. I help teams build products end to end — from the first idea to a reliable system in production — and lead the engineers who ship them. Based in Đà Nẵng, Vietnam (GMT+7). Contact: hi@mrtung.dev. ## Pages - [Home](https://mrtung.dev/): Who Mr Tung is, how he builds products end to end, the companies he leads, GitHub activity and tech stack. - [CV](https://mrtung.dev/cv): One-page curriculum vitae — experience, skills, education and languages. - [CV in Markdown](https://mrtung.dev/cv.md): The same CV as plain Markdown. - [CV as PDF](https://mrtung.dev/cv.pdf): The same CV as an A4 PDF. ## Companies - [Sticky](https://stickyqr.com): CTO (Global) and Director (Vietnam) since 2023. A guest care platform for independent restaurants — online ordering, dine-in and delivery, connected by one shared guest memory. - [HMP Master](https://hmpmaster.com): Head of Engineering since 2019. A cloud platform for running hotels and lodges — operations, sales, finance and staff tools on web and mobile, plus a guest app. ## Profiles - [GitHub](https://github.com/mrtungdev): @mrtungdev — 17,107 contributions since 2022. - [X](https://x.com/mrtungdev): @mrtungdev - [Email](mailto:hi@mrtung.dev): hi@mrtung.dev ## Optional - [Full profile](https://mrtung.dev/llms-full.txt): Everything on the site in one Markdown file — CV, how he works stage by stage, full stack and activity.