I build web apps, apps, backend, firmwares for startups that tackle complex problems.

Work

• sshido

  An iPhone and iPad terminal for running AI coding agents from your phone: SSH, a tmux session per agent, and a push alert when an agent finishes or needs input.

  sshido.comSource on GitHubRead the write-up

• Zutae

  A local-first memory app: notes, browsing and Claude Code sessions in one place, with an hours breakdown by category and MCP tools so Claude Code can search and write to it.

  Read the write-up

Contact

Based in Seoul.

contact@zson.devGitHubLinkedIn