The first five engineers you hire are not just employees — they're founders of the technical culture. Every architectural decision, code review norm, on-call practice, and hiring bar that follows will be shaped by who these five people are and how they work.
Ben Horowitz writes in The Hard Thing About Hard Things that the most important thing a CEO can do is get the culture right early — because culture is what happens when you're not in the room. For engineering, the first five hires are the culture.
This guide is for first-time technical founders, or founders who have a small amount of funding and need to make their first engineering hires count.
Not all engineering hires are equal in the first five. Here's how to think about the ordering:
Engineer #1: The technical co-founder equivalent. If you don't have a technical co-founder, your first engineering hire functions like one. They need to make architectural decisions with incomplete information, own the entire stack, and set the bar for every hire after them. This is not a senior engineer from Google who needs process support — this is a founding engineer who has operated in ambiguity.The single most important hire in this list. Spend the most time on it. This person will disproportionately determine the technical trajectory of your company.
Engineers #2–3: Complement the founding engineer's gaps. If Engineer #1 is backend-strong, hire frontend depth. If Engineer #1 is infrastructure-focused, hire product engineering depth. Don't duplicate strengths at this stage — cover the gaps. Engineers #4–5: First specialists or first leveling. By hire 4-5, you probably know your biggest technical problem: data, mobile, AI, security. Hire someone who goes deep there. Or: hire the first mid-level engineers who the founding engineer will mentor — this starts building the compounding effect of a team.The most common mistake at this stage is applying the wrong quality filter. "I want to hire engineers from top companies" is not a quality filter — it's a proxy. The actual quality filter for your first five is:
Ownership instinct. Do they see a problem and want to solve it, or do they see a problem and wait for someone to assign it to them? Ask: "Tell me about the last time you identified a problem that wasn't your job and fixed it anyway." The quality of the answer tells you more than the resume. Technical range. Your first five engineers will touch everything. Narrow specialists are expensive liabilities at this stage — you need people who can go deep in their domain AND can function in adjacent areas when needed. Judgment under uncertainty. Ask: "Tell me about a technical decision you made with incomplete information. What did you decide, and what did you learn afterward?" The ability to make and commit to reversible decisions is essential at a stage where everything is underspecified. Reference quality. Who: The A Method for Hiring by Geoff Smart argues that the most predictive hiring signal is references from people who've managed the candidate and watched them at their best and worst. For your first five hires, call at least two substantive references. Ask: "On a scale of 1–10, how likely are you to hire this person again if you could?" Anything below 8 is a signal.Equity conversations at this stage are genuinely important — the first engineers are taking real risk and should be compensated for it.
Engineer #1 (founding engineer): 0.5–2.0% is typical, depending on how early you're hiring, what the alternative options are, and what value this person is bringing beyond writing code. Engineers #2–3: 0.2–0.5%, depending on stage and seniority. Engineers #4–5: 0.1–0.25%.These ranges assume vesting schedules of 4 years with a 1-year cliff. Be explicit about dilution — the engineer who joins at 0.5% at seed will own less at Series A. Show them the math honestly.
The most common mistake with early engineering hires is using a technical interview that measures the wrong thing. A LeetCode-style algorithm interview selects for people who've practiced LeetCode, not people who can build your product.
For your first five hires, the best technical evaluation is a paid project:
This approach reveals how they work, what decisions they make, how they communicate about code, and whether they produce outputs you'd actually be comfortable shipping. It also signals that you're a company that respects engineers' time.
The first five engineering hires are too important to leave to chance. We help founders find founding engineers who have the ownership instincts, technical range, and judgment to set the right technical trajectory — sourcing in the networks where these engineers are actually found, not just posting jobs. We work as an extension of your team, not as a vendor. Start your founding engineering search →
Related: How to Build an Engineering Team from Scratch at a Startup · How to Hire a Founding Engineer at a StartupFor the latest engineering compensation benchmarks, levels.fyi and The Pragmatic Engineer are the most cited sources.
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