'Members First' is the first of LinkedIn's stated values, and it carries an unusual tension the interview is built to probe: LinkedIn's revenue comes from recruiters, salespeople, and advertisers, but the value asserts that the individual member - the person looking for a job, a connection, or a piece of knowledge - comes ahead of any of them when interests collide. The classic internal phrasing is that a decision should be defensible if it were printed on the front page and read by a member. Because the monetization customers and the members are different populations, almost every meaningful product or infrastructure decision has a members-first angle: how aggressively to let recruiters message people, whether an engagement-maximizing feed change is actually good for members, how to handle a data or privacy question where the convenient answer and the trustworthy answer diverge. In behavioral rounds, interviewers listen for whether 'members first' is a reflex you actually reached for under pressure, or a slogan you can recite. The strong signal is a story where you noticed member harm that wasn't showing up in the metric being optimized, quantified it, and changed course even though it cost short-term revenue, engagement, or a stakeholder's roadmap - and where you can articulate the long-term trust argument that made it the right business call, not just the nice one. The anti-signals are stories where 'the member' is invoked abstractly with no evidence anyone talked to or measured members, and stories where the candidate optimized a growth or engagement number and only later, prompted, wondered whether it was good for the people on the other end.