I’ve had this conversation more times than I can count. A candidate calls me six months after joining a startup. The product pivot came out of nowhere. The engineering team is half the size it was when they joined. The runway they were told about in the interview turned out to be optimistic. They’re updating their resume again.
Every single time, the signals were there before they joined. They just didn’t know what to look for.
Evaluating a startup isn’t about being cynical or assuming the worst. It’s about asking intelligent questions, doing basic research, and making a decision based on evidence rather than pitch. The founders who recruit you are — by definition — optimists. They believe in what they’re building. Your job is to pressure-test that belief before you stake your career on it.
Start with the funding reality
The first thing to understand is where the company actually is financially — not where the press release says it is.
Funding announcements are marketing. A “$10M Series A” headline tells you what the company raised, not what they have left. By the time you’re interviewing, that round could be 18 months old and substantially spent. What you need to know is runway: how many months of operating capital does the company have at its current burn rate?
You can ask this directly. Any founder who is serious about hiring you should be willing to answer. A vague or deflecting response — “we’re well-capitalized,” “we have a strong investor base” — is itself an answer. Companies with healthy runway tend to say so plainly.
In today’s market, healthy startups typically come out of a raise with 18 to 24 months of runway or more. Anything under 12 to 15 months without a clear path to the next milestone is worth probing carefully — that’s not a disqualifier, but it means the timing risk is real.
The follow-up: when is the next fundraise expected, and what milestones does the company need to hit to raise it? This tells you whether there’s a near-term event that could disrupt your role, and whether leadership has a clear, honest view of what it will take to close the next round. Fuzzy answers here are a yellow flag.
For later-stage companies, Crunchbase and PitchBook will show you the funding history — amounts, dates, and investors. A long gap between rounds can mean healthy profitability or slow growth. The context matters, and you can ask about it directly.
Look at who invested — and who didn’t
Not all venture backing is equal. A seed round from a well-regarded fund is a meaningful signal. A round assembled from a collection of small angels with no brand names attached tells a different story.
More importantly: who led the last round, and are they likely to follow on? Investors who lead rounds typically have pro-rata rights to invest in future rounds. If a strong lead investor passed on the last round — or if the round was pieced together from lots of small checks — that’s worth understanding.
Look at the fund’s other portfolio companies on LinkedIn and Crunchbase. Have they had exits? Do they tend to support companies through difficulty, or do they move on at the first sign of trouble? A startup with patient, founder-friendly investors is a very different environment from one with pressure-heavy VCs optimizing for a quick return.
Understand the cap table without obsessing over it
You don’t need to be a lawyer to grasp the basics. What you’re looking for are red flags that suggest your equity could be worth significantly less than it appears. This is worth reading alongside what startup equity actually means in practice — most candidates don’t have a clear picture until it’s too late.
The key question is liquidation preferences. If investors have a 2x or 3x preference — meaning they get paid two or three times their investment before common shareholders see anything — then in a modest exit, employees can end up with very little even if the headline number looks good. Ask about this specifically.
Also worth asking: how many rounds of dilution have there been? Each funding round dilutes existing shareholders. If the company has raised several rounds and is planning another, your equity percentage may be materially smaller than the number on your offer letter suggests. In a market where flat rounds and valuation resets have become more common, it’s also reasonable to ask whether the current valuation reflects real traction or is carrying pressure from a prior high-water mark. None of this needs to be a dealbreaker — it’s context that lets you make an informed decision rather than a surprised one.
Research the founding team honestly
Founders sell. The good ones are very good at it. Your job is to get past the pitch and look at the actual track record.
Have any of the founders built and exited a company before? First-time founders have a lower success rate, but that’s not a reason to avoid them — plenty of great companies are built by first-timers. A founder who has navigated a company through difficulty, a failed fundraise, or a pivot has experience that can’t be faked.
Search previous companies on LinkedIn and Crunchbase. What happened to them? How long did they run? The story matters as much as the outcome — someone who built something for five years and sold it for a modest return learned things that show up later.
Pay attention to how founders talk about previous ventures in your conversations. Someone who speaks honestly about what didn’t work — and what they learned — is a more trustworthy signal than someone whose career story is a straight line of wins. Everyone who has built things has failed at something. The question is whether they’re honest about it.
Read the engineering team like a signal
The health of the engineering team tells you more about a startup’s trajectory than almost anything else.
Check average tenure on LinkedIn before your interviews. If nearly everyone joined in the last six months, something changed. High early turnover is almost always a symptom — of leadership issues, of technical debt that frustrated experienced people, of a culture that interviews well but delivers poorly. Strong engineering teams tend to retain people for two or more years; that’s not a hard rule, but it’s a useful benchmark. It’s also worth scanning recent LinkedIn activity: a pattern of quiet departures with little fanfare is a different signal than a team that’s actively posting and growing.
Where did the engineers come from? The presence of people from companies known for strong technical culture is a good sign. Engineers with options tend to be selective. If they’re there, that’s signal.
In your interviews, ask the CTO or engineering lead directly about the biggest technical challenges the company is facing right now. A strong technical leader will have clear, honest answers. Vague responses about “scaling challenges” or “exciting technical problems” without specifics suggest either that the problems aren’t as interesting as advertised, or that leadership isn’t close enough to the work to speak to it concretely. How companies think about hiring shapes this too — the job description is often the first sign of whether a team understands what it takes.
The questions that reveal everything
The interview is a two-way conversation. Most candidates use it to answer questions. Here are the ones worth asking:
“What does the company need to achieve in the next 12 months to be in a strong position for the next fundraise?” This forces a concrete answer about milestones and pressure. Vague answers mean nobody has alignment on what success looks like.
“What’s the biggest technical challenge the engineering team is dealing with right now?” A good answer is specific and honest. It also tells you whether the work will be interesting.
“How has the product roadmap changed in the last year, and why?” Pivots aren’t inherently bad — the ability to adapt is a startup strength. But frequent pivots with unclear rationale suggest either market confusion or leadership indecision.
“Can you tell me about someone who left the company recently, and why they left?” This is uncomfortable to ask and uncomfortable to answer, which is exactly why the quality of the response matters. A thoughtful, honest answer signals self-awareness. Defensiveness is a flag.
“If funding tightens or the market shifts, what’s the plan to extend runway?” This one reveals a lot. Founders who have thought through contingencies — whether that’s a path to profitability, a bridge round, or a tighter burn profile — give specific answers. Founders who haven’t tend to deflect toward optimism.
“What does the next funding round look like, and what’s the timeline?” If the answer is vague, ask again. If it stays vague, that tells you something.
“How does the leadership team handle disagreement?” Listen for specifics — real examples, named situations, concrete outcomes. Generic answers about “open culture” and “psychological safety” without examples behind them are marketing.
Check what people say when they don’t have to be nice
Glassdoor is a floor, not a ceiling. Read it, but read it critically — both the positive and negative reviews tend to come from people with strong feelings. What you’re looking for are patterns, not individual opinions.
More valuable: find people who have worked there and talk to them directly. LinkedIn makes this easy. A 20-minute conversation with someone who joined and left in the past two years will tell you more than any review site. Most people are willing to be candid when asked directly and in private.
If the company has been around for more than three years, look at the alumni network. Where did the people who left go? If former employees have generally landed well — at good companies, in strong roles — that’s a sign the company built skills and treated people reasonably. If the alumni trail is thin and scattered, dig deeper.
Make the bet with clear eyes
Joining a startup is a real bet. You’re trading some of the stability and resources of a larger company for upside, ownership, and the chance to build something. That trade can be enormously worthwhile — or it can cost you a year or two of career momentum and unvested equity you’ll never see.
The candidates who make that bet well aren’t the ones who got lucky. They’re the ones who asked hard questions, did basic research, and made a decision with clear eyes. The information is almost always available. Most candidates just don’t think to look for it — or they’re so excited about the opportunity that they don’t want to.
The founders recruiting you are doing their due diligence on you. Do yours on them.
If you’re evaluating an offer and want a second set of eyes, reach out here.
