I applied online. The process took 4 months. I interviewed at Southwest Airlines (Dallas, TX) in Feb 2018
Interview
2 Rounds. 1st was a recruiter call( they tested whether I was a good fit for the company) . Why SWA, Why this role, past work exp. Very basic HR round. The 2nd round had a panel of 5 people( mostly managers) and the HR. run down of the resume and 2-3 technical questions about projects.