I'm retiring from my tech job at 31. A Coast FIRE lifestyle and side hustles will make me a millionaire in my 60s.

Elena Kodama.

Courtesy of Elena Kodama

• Elena Kodama plans to quit her software engineering job for a Coast FIRE lifestyle.
• Coast FIRE allows part-time work and financial independence through strategic savings.
• Kodama's reselling business and YouTube channel generate income to support her retirement plan.

This as-told-to essay is based on a conversation with Elena Kodama, a 31-year-old software engineer in Cambridge, Massachusetts. It has been edited for length and clarity.