Helped to build a hotel ads product that is worth millions of dollars a year, including the design and implementation of a funnel tracking infrastructure to enable analysis of ad delivery.
Worked heavily with microservices, PostgreSQL, React, Java, and automated testing frameworks.
Regularly needed to read through legacy code in a monolithic repo in order to gradually migrate to newer technology for various projects, including the redesign of the site's main photoviewer.
Acted as a mentor for new full time engineering hires.