Software Developer

Jonathan Castillo

Senior Software Engineer at Bark.

Jonathan Castillo is a senior software engineer with over 10 years of experience specializing in JavaScript, Ruby, HTML, and CSS. At Bark, he was the lead engineer for the launch of several projects, and updated iOS and Android apps using React Native to support device compatibility. He also built product iterations to help increase subscription conversion. He also worked for Crownpeak as a principal engineer for Tag Control, a product that Fortune 500 clients used. His core competencies include Ruby, Javascript, Ruby on Rails, Vue.js, React Native, Angular, Node.js, HTML, CSS, and Firebase.