Aug 6, 2025 · 1h 1m · in-depth
Ignoring Silicon Valley advice to build a $3B fintech unicorn (Mercury)
0:00 / 0:00
▶ Watch on YouTube →
gold bands on the timeline = statements, start to end. Hover to read, click to jump. CC turns on captions
In this deep-dive interview, Mercury co-founder and CEO Imad Akhund shares key insights from nearly two decades of founding startups, detailing how he challenged Silicon Valley orthodoxy, defined authentic culture, and engineered a multi-billion-dollar fintech bank.
How this conversation actually went
Every chapter scored 0–10 on four independent dynamics. Hover any point for the reasoning behind the score. Brett holds 14.8% of the talking time here. How this is scored →
Brett as informed peer 4.8 Guest teaching 5.6 Guest disagreement 1.9 Brett pushing back 2.1
speaking balance: gold is Brett, purple is the guest (3 minute bins)
Sharpest disagreement ▶ 22:15 Rejecting standard VC advice on MVPs
Imad forcefully dismisses conventional Silicon Valley and VC advice to build a lightweight 3-month MVP or Plaid wrapper, arguing it is impossible to iterate into a real bank.
Hardest push from Brett ▶ 53:14 Demanding root reasoning on ignoring competitionBrett refuses to accept Imad's surface assertion that ignoring rivals works, demanding to know the deeper theoretical underpinnings of the philosophy.
Biggest teaching moment ▶ 21:09 The trap of weak product-market fitImad educates the host on how capable founders inadvertently waste years because their sheer tenacity generates weak PMF and Series A funding for unviable products.
Brett holds their own ▶ 4:48 Countering founder uniqueness with organizational convergenceBrett demonstrates strong organizational expertise by pointing out that despite founder idiosyncrasies, high-performing 150-person startups inevitably converge on standard managerial and engineering structures.
the scores for every segment, with the reasoning behind each
| Chapter | Topic | Brett as informed peer | Guest teaching | Guest disagreement | Brett pushing back | Why |
|---|---|---|---|---|---|---|
| Adapting Startup Frameworks Instead of Copy-Pasting Dogma | 5 | 4 | 2 | 3 | Brett asks insightful opening questions about founder learning curves and pushes Imad on whether adapting frameworks is intuitive taste or structured logic. Imad explains his meta-framework of rejecting copy-pasted dogma while finding bespoke adaptations. | |
| Defining Culture as Founder Personality and Values | 6 | 5 | 2 | 4 | Brett offers an informed observation that 150-person startups naturally converge on similar organizational structures despite early founder weirdness. Imad agrees on mechanical practices like testing code but distinguishes culture as an uncopyable founder personality. | |
| Operationalizing Company Culture Through Hiring and Recognition | 5 | 5 | 1 | 2 | Brett asks how cultural fit is evaluated and whether managed-out employees typically stem from cultural misalignment. Imad details his actionable interview method where candidates spend an hour preparing a presentation on personal passions to test curiosity. | |
| Reflecting Culture in Product Design and Transparency | 6 | 6 | 3 | 2 | Brett probes why Mercury succeeded 50x more than Imad's earlier startups despite having the same founder. Imad delivers a deep breakdown of why macro tailwinds and idea selection matter vastly more than raw founder grit. | |
| Experiencing True Product-Market Fit with Heyzap | 5 | 6 | 2 | 2 | Brett explores how Heyzap transitioned from struggling to PMF in ad mediation. Imad describes the stark contrast when customers organically pull product out of a company without outbound sales. | |
| Rethinking the MVP: Building Polished Products for Mature Markets | 5 | 7 | 4 | 2 | Imad directly attacks conventional YC dogma regarding rapid 3-month MVPs, asserting that complex modern fintech requires polished, comprehensive initial releases. He recounts pushback from VCs who urged him to build shallow wrapper features instead of an integrated bank. | |
| Evaluating Great Startup Ideas and Market Potential | 5 | 6 | 2 | 2 | Brett asks Imad to define what separates truly great startup ideas from poor ones. Imad candidly admits personal failure in predicting winners like Airbnb, emphasizing top-down TAM combined with bottom-up founder obsession. | |
| The Origin of Mercury: Identifying Flaws in Legacy Banking | 4 | 5 | 1 | 1 | Brett prompts Imad to detail the origin story and structural flaws of legacy commercial banking. Imad explains how branch-first mentalities left business banking untouched despite consumer fintech innovation. | |
| The Four-Month Research Sprint Across Fintech Ecosystems | 4 | 6 | 1 | 2 | Imad details his 4-month research sprint of nearly 90 conversations across founders, investors, and regulatory lawyers. Brett asks about the distinct insights gleaned from each stakeholder group. | |
| Critical Strategic Choices: Sponsor Banking vs. Bank Charters | 5 | 7 | 2 | 3 | Brett notes that Imad did not spend initial time interviewing customers. Imad explains why abstract user feedback in banking is unreliable and highlights the crucial architectural choice of sponsor banks over charters. | |
| Defining V1 Scope and Re-Engineering the Onboarding Experience | 4 | 5 | 1 | 1 | Brett asks how Imad scoped V1 without falling into endless feature creep. Imad explains setting an uncompromising bar of being a startup's sole bank account, requiring multi-owner and immigrant founder support. | |
| Alpha Testing, Public Launch, and Unprecedented Self-Serve Adoption | 4 | 5 | 1 | 1 | Brett asks about the alpha testing phase and launch dynamics. Imad shares his surprise when users deposited millions of dollars entirely self-serve without interacting with a sales representative. | |
| Navigating Hypergrowth, Support Backlogs, and the COVID Shock | 4 | 5 | 1 | 1 | Brett asks about the initial post-launch reality. Imad outlines fighting operational fires, surviving a 60% COVID revenue drop, and the subsequent e-commerce boom that confirmed undeniable PMF. | |
| Ignoring Competitors to Maintain Product Vision and Team Morale | 6 | 6 | 4 | 5 | Brett directly pushes back on Imad's dismissal of competition, demanding the underlying rationale beyond personal anecdote. Imad explains that obsessing over competitors degrades team morale and forces founders onto someone else's product roadmap. | |
| The SVB Crisis: Rapid Innovation and the Launch of Mercury Vault | 4 | 6 | 1 | 1 | Brett asks about Mercury's response during the Silicon Valley Bank collapse. Imad recounts shipping Mercury Vault over a 48-hour weekend sprint to provide extended FDIC coverage and stabilizing company communication. |
Statements from this episode (27)
Akhund: Founders cannot copy-paste frameworks like Founder Mode or MVP
“This is like a meta lesson, which, you know, really took a while to truly learn, but it's quite an important lesson for me, which is you can't take other people's lessons and make them your own. So, you know, like what's the cool thing nowadays, like founder m…”
Akhund: Driving every company initiative strictly by metrics is dangerous
“If you're like always like, if we measure it, we'll optimize and we only do the measurable things like, you know, like doing like an extra bit that like creates like a magical experience for customers. That's like very hard to measure a metric against in my op…”
Akhund: Mercury rejects goal-driven candidates who show ego or unhelpfulness
“So, you know, for example, for Mercury, we look for humble people that are helpful, that are curious, that are customer centric and product minded. I think all of those traits actually work pretty well together, but it's almost completely in contrast to some o…”
Mercury conducts product interviews for nearly all candidates, including non-product roles
“We have a product interview that we do for almost everyone, even non-product people get the product interview.”
Akhund: Company culture inevitably reflects founder personality over written values
“That's why I think it's really comes from the Founders personalities. It's very hard to live something you're not... If you are who you are. And like, that is the culture of the company. Even if you write down a different culture from who you are, So unless yo…”
Mercury evaluates candidate curiosity via a one-hour non-work presentation exercise
“We have a cultural attribute of wanting people who are curious. And the thing that we do to test that is we give people basically an hour to prepare a presentation on any subject they want. We're just like, hey, pick something non-work related that you find re…”
Akhund: Startup iteration cannot succeed without societal-level macro tailwinds
“If you start in an idea with like, You know, if there isn't like a societal level trend that's pushing your kind of space forward, which, you know, I think was true in FinTech in 2017, or it's true in AI now, like it's very hard to iterate around it.”
Akhund: True PMF means organic demand pulls product without hard selling
“The way I describe product market fit now, which to be fair, I think works in like consumer, prosumer and SMB and maybe doesn't work in enterprise sales. But you know, it's like you wake up in the morning and you have more users and you don't know where they c…”
Akhund: Mercury grew 30% to 40% monthly during its first year
“Mercury was product market fit from the day we launched. Like we just grew by like. 30, 40% a month for the first year.”
Akhund: Strong founders can manufacture weak product-market fit from any idea
“If you're actually a strong founder, you can sell anything, right? So you'll get weak product market fit almost out of any idea. And that's the problem.”
Akhund: Mercury took a year and a half of building before launch
“Mercury took a year and a half before we launched. And I really think it was, yeah, maybe it could have launched a little earlier if everything had gone right, but it was minimum of one year to build this product end to end.”
Akhund: Mercury's initial TAM analysis was post-hoc justification for personal intuition
“Even if you take Mercury, like I was just so annoyed using the business banks that I used as entrepreneur. And like a lot of the things I did afterwards were like, you know, time analysis and this kind of post ad hoc justification to like get myself comfortabl…”
Akhund: Most incumbent banks don't build their own apps or websites
“And it's pretty obvious that kind of incumbent banks are not ready for that trend. Like they, you know, most of them don't build their own apps. They don't build their own website. They, you know, it's a, It's kind of a secondary thought. They still think of t…”
Akhund: Early founders should tackle their biggest weaknesses and hardest risks first
“So I think it's like, especially at the start, like to spend all your time doing the thing that like you're the least capable of doing and the least capable of proving to the world that you can do.”
Akhund: Sponsor bank model proved far better for fintech valuations than charters
“Most of the ones that went with the charter model Either failed to get a charter, or even when they got the charter like there's a company called Varo that was like a Chime competitor, and Chime went with the sponsor bank model, and Varo went with the bank cha…”
Akhund: Early customer feedback is unreliable because users cannot imagine better banking
“I think it's very hard when you abstractly talk to someone and you're like, would you use this thing? It's very hard to like reliably believe their feedback. At least that's what I've found. And maybe there's like ideas where it's like, you know, some people a…”
Akhund: Business banking MVPs fail if missing core operational features
“If in my opinion, at least, and I think this actually bared out that if any of these things were missing, people would not adopt it. And I didn't think there was any point in launching with one of these things missing because the only thing we'd learned is we …”
Akhund: Mercury scrapped initial sponsor bank partner, delaying launch six months
“We actually built the whole thing and we had one sponsor bank lined up, but they kept like They were supposed to build some extra features for us, like give us wires and things like that. And every month they'd be like, yeah, it's coming. It's coming. And it's…”
Akhund: A customer deposited $1M into Mercury via self-service four days post-launch
“Four days after launch, someone like signed up, never spoke to us and transferred a million dollars into a Mercury bank account.”
Akhund: Mercury's sales team only handles about 5% of accounts
“Even today, our sales team is only Does about five percent of our accounts.”
Akhund: Mercury lost 60% of revenue in March 2020
“And COVID initially was like, seemed like a disaster. We lost 60% of our revenue. Obviously no one was starting new businesses in March, 20 20.”
Akhund: Mercury doubled in April 2020 amid branch shutdowns
“And then literally that was March and then April. We, like, doubled. Like, it was insane. April and May, 2020 was this, like, insane growth spurt, because, you know, e-commerce kind of blew up, bank branches were shut down, so people had to go to a digital exp…”
Akhund: VCs urged Mercury at day zero to copy Brex credit card
“Literally even our VCs were saying like, Hey, look at how well Brex is doing. Like, why don't you go build a credit card instead? Like at day zero, before we'd even launched.”
Akhund: Mercury Had More Total Customers Than SVB at Collapse
“We were actually like bigger than SVB at that point in terms of number of customers, because SVB was really focused on like venture-backed startups, whereas we had like a broader set of SMBs”
Akhund: Mercury Gained 8,000 Customers Within Two Weeks of SVB Collapse
“We had Like, 8000 customers sign up in like a week or two.”
Akhund: A CEO's Key Role Is Serving as an Emotional Leveling Function
“I think the most important thing as a CEO, especially, is to be, like, a leveling function. Actually, like, there's various parts to this, right? As an entrepreneur in general, like, yeah, either shit is amazing or shit is, like, awful, right? Like, it's, like…”