Jordan Grumet credits the FIRE movement for helping him retire at age 45. He says he now has the freedom to pursue side hustles he enjoys. Jordan GrumetA Gen X doctor was feeling burned out and wanted to retire when he learned about the FIRE movement.FIRE is an acronym for "financial independence, retire early."It's helped him retire by age 45 and grow his savings to over $6 million.In 2014, Jordan Grumet felt burned out working as a primary care doctor and was looking for a way out.By a stroke of luck, he stumbled upon the FIRE movement — FIRE is an acronym for "financial independence, retire early." People who call themselves members of the FIRE community use various strategies to boost their savings — with the end goal typically being an early retirement or financial security.Grumet said his finances were already in good shape — not quite good enough for him to "jump ship" and retire, though.