I work in Big Tech and always dress up for the office. My rule? No crop tops, but tight dresses are on a case-by-case basis.

Crystal McDuffy Courtesy of Crystal McDuffy via TikTok Crystal McDuffy is a 28-year-old marketing manager at a Big Tech company. She started interning in Big Tech during college and has worked at the same company for 6 years. She believes a certain level of polish signals competence, even in casual tech settings. This as-told-to essay is based on a conversation with Crystal McDuffy, a 28-year-old marketing manager based in New York. The following has been edited for length and clarity. I've...