Engineering
The four React applications and the packages they share.
The lesson editor is where an instructor writes a lesson: a rich text editor for the body, a place for a video link, file attachments, and a preview showing what a student will see. Instructors spend hours in it. It is, more than anything else we ship, the thing our customers actually work in. And for a few months, it…
A bulk-enrolment dialog stopped opening. No error, no spinner, nothing — the button simply did not respond. Everything around it worked. It worked in development. It worked against…
A learner scored 120 out of 300 on a project. The admin console showed 300%. The instructor console showed 0%. The student's own course card showed 12000%. Nobody had written a bug…
