- Mobile app development: Android, iOS, PhoneGap/Cordova.
- Cloud hosting: Creating scalable apps that run on Heroku, AWS and Firebase.
- SEO: On-page audits and implementing required changes.
- Code quality: Reducing defects in existing projects by integrating test suites, staging + development environments, Continuous Integration, planning boards and code reviews.
Examples projects independently developed and sold by myself:
- Checkbot for Chrome (https://www.checkbot.io/), tests if your website is following 50+ SEO, speed and security web best practices. Rated 4.9/5 with 15K+ active users and has paying users. Everything was done by myself, including frontend and backend work (TypeScript, Vue, Firebase, Docker, Node, Webpack, Netlify), website and UI design, and the comprehensive best practices guide that goes with the Chrome extension (https://www.checkbot.io/guide/).
- Fresco for Android (https://play.google.com/store/apps/details?id=org.seanw.fres...), easy to use yet feature packed digital painting app for phones and tablets. The app features layers, customisable brushes, image filters and more. Rated 4/5, over 500K free downloads, over 10K copies sold. Implemented with Java and C.
Full stack software developer with over 10 years experience including a PhD in software verification offering:
- Web app development: JavaScript (Node, TypeScript, AngularJS, Vue, jQuery), Python (Flask, Django), Java, PHP (WordPress).
- Mobile app development: Android, iOS, PhoneGap/Cordova.
- Cloud hosting: Creating scalable apps that run on Heroku, AWS and Firebase.
- SEO: On-page audits and implementing required changes.
- Code quality: Reducing defects in existing projects by integrating test suites, staging + development environments, Continuous Integration, planning boards and code reviews.
Examples projects independently developed and sold by myself:
- Checkbot for Chrome (https://www.checkbot.io/), tests if your website is following 50+ SEO, speed and security web best practices. Rated 4.9/5 with 15K+ active users and has paying users. Everything was done by myself, including frontend and backend work (TypeScript, Vue, Firebase, Docker, Node, Webpack, Netlify), website and UI design, and the comprehensive best practices guide that goes with the Chrome extension (https://www.checkbot.io/guide/).
- Fresco for Android (https://play.google.com/store/apps/details?id=org.seanw.fres...), easy to use yet feature packed digital painting app for phones and tablets. The app features layers, customisable brushes, image filters and more. Rated 4/5, over 500K free downloads, over 10K copies sold. Implemented with Java and C.
See https://www.seanw.org for more.