Hello! I’m Callum, an iOS developer from London! Check out my iOS apps

What I Do

I work on various open source projects, contribute to the developer ecosystem, and share knowledge through blog posts and code examples.

Skills & Technologies

• Languages: JavaScript, TypeScript, Python, Go, Swift
• Frameworks: React, Vue, Astro, Node.js
• Tools: Git, Docker, CI/CD, Claude Code, Cursor
• Platforms: iOS, macOS, iPadOS, watchOS

Get In Touch

Feel free to reach out if you’d like to:

• Collaborate on a project
• Ask questions about my work
• Discuss open source opportunities
• Just say hello!

You can find me on:

• GitHub
• Twitter
• BlueSky
• Mastodon