Justin Miller is a seasoned technology leader and Chief Technology Officer with 15 years of experience building modern web applications on AWS from concept to production. Based in California, he blends hands-on engineering, architecture, product design, and team leadership at Big Behavior while also running creative side projects through jmillerdesign. He has a background in visual communication, which informs his UI/UX sensibility and pragmatic approach to product development. A practical full-stack developer, Justin contributes to open-source—having improved CakePHP's email handling and extraction of utility functions—showing attention to maintainability and developer ergonomics. He excels at translating client needs into working software, managing the full lifecycle from planning and testing to deployment and maintenance. Colleagues rely on him for steady delivery, multidisciplinary skills, and a knack for turning design-minded ideas into robust, cloud-native systems.
14 years of coding experience
BA Visual Communication, BA Visual Communication at Brooks Institute
CakePHP: The Rapid Development Framework for PHP - Official Repository
Role in this project:
Back-end Developer
Contributions:7 commits in 4 days
Contributions summary:Justin primarily focused on modifying the `CakeEmail` class within the CakePHP framework. Their contributions involved refactoring and extending email functionality, specifically related to handling file attachments. They extracted the `readFile` method, moved it to a utility class, and updated the codebase to utilize this new method. The changes also included adding documentation and adjusting variable names for better readability.
Contributions:32 commits, 1 push in 3 years 11 months
monitorphpcakephp-plugindatabasecakephp
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Justin Miller - Chief Technology Officer at Big Behavior