A long time ago I built a business app for the company to replace our existing. I first ran it in parallel and then had my boss do the same. They loved it and

A long time ago I built a business app for the company to replace our existing. I first ran it in parallel and then had my boss do the same. They loved it and it went into production. Later I applied for a job and all the work I did, backend and frontend and support and database and migrations and reports and visualizations showed my future employer that I knew every stage of work suddenly finding myself moving them into devops.