, the team shifted to working with <a href="https://nodejs.org/">Node.js</a>, the open-source, cross-platform JavaScript runtime environment for developing tools and applications, and <a href="https://www.mongodb.com/">MongoDB</a>, the open-source database program. At the time, <a href="https://www.docker.com/">Docker</a>, the platform for deploying applications in containers, was still new. But once the team began experimenting with it, Sheriff says, "we realized that was the way we wanted to go, especiall