CHAPTERS
ARQ’s $70M Series B and where the company is today
Aaron introduces Fernando Terrés and frames the conversation around ARQ’s recent $70M Series B. Fernando sets context on how the company has evolved since the YC batch when it was still called Dollar App.
- •Series B context and ARQ’s momentum since YC S21
- •Rebrand from Dollar App foreshadowed
- •Conversation scope: product, founder journey, culture, expansion
What ARQ builds: global USD accounts for LatAm using stablecoins
Fernando explains ARQ’s core product: providing Latin Americans with dollar-denominated financial services and global account access. He describes stablecoins as the infrastructure layer enabling fast, global-first banking-like functionality.
- •Global accounts and USD-denominated services for LatAm customers
- •Key user needs: spending abroad, getting paid in USD, investing globally
- •Stablecoins used as infrastructure rather than a speculative asset
Why cross-border money is painful in LatAm (FX spreads, remittance fees, slow investing)
The discussion turns to concrete customer pain: high FX spreads on card spending, percentage-based remittance fees that punish larger salaries, and slow settlement that blocks timely investing. These frictions create a compelling wedge for ARQ’s product.
- •FX spreads make everyday international spending more expensive
- •Remote workers lose meaningful money to remittance percentage fees
- •Cross-border settlement delays prevent timely investing in US markets
- •Problem is structural, not just convenience-related
The bigger opportunity: serving LatAm’s “mass affluent” with a premium global product
Fernando explains that ARQ discovered a broader market than simple ‘dollar access.’ They shifted toward building a best-in-class product for the top 20–30% of the wealth pyramid—customers with global lifestyles and sophisticated needs.
- •Reframing from narrow ‘dollar access’ to broader financial product suite
- •Targeting mass affluent rather than only financial inclusion use cases
- •Cross-border needs are the entry point, not the entire roadmap
From YC Startup School skepticism to consulting—and the leap to Revolut
Fernando recounts discovering YC content in college, doubting its simplicity, then choosing consulting before ultimately deciding to learn by joining a fast-growing fintech. The move to Revolut becomes the formative operating experience that shapes ARQ’s direction.
- •Early exposure to YC ideas and initial skepticism
- •Consulting years as a stepping stone
- •Decision to join Revolut to learn how world-class startups operate
Revolut lessons: crypto as infrastructure and the “platform shift” insight
At Revolut, Fernando moves from growth to profitability projects and eventually becomes GM of crypto, building his mental model of the space. He separates speculative assets from the real breakthrough: global-first, always-on financial infrastructure.
- •Operating experience across growth, profitability, and crypto
- •Crypto viewed through two axes: asset speculation vs infrastructure
- •Blockchain advantages: global-first rails, automation, 24/7 settlement
Founding story and the first YC check: flying to Mexico City to learn the hard way
Fernando explains how the founding team formed and why LatAm dollar access became the wedge. With the first YC investment, they went to Mexico City and did scrappy user research—awkwardly asking strangers in a mall if they wanted ‘digital dollars.’
- •Co-founder origins across consulting and Revolut
- •LatAm reality: people traveling with large amounts of cash for USD access
- •Early customer discovery was raw, in-person, and product-less
What customers actually wanted: utility beats store-of-value
Early assumptions centered on ‘store of value,’ but customer feedback pushed ARQ toward practical utility—spending, receiving transfers, and real use cases. Fernando describes the difficulty of building fintech MVPs and the timeline to ship a meaningful first version.
- •Key learning: ‘why dollars’ matters more than ‘having dollars’
- •Utility use cases: spend internationally, receive money, invest
- •Fintech MVP challenges: slow iteration loops and misleading early signals
- •~1 year to ship: US virtual account details + international card + storage
Recognizing product-market fit while feeling imposter syndrome
Fernando shares a moment from early growth where metrics compounded steadily but didn’t feel like a ‘hockey stick,’ creating doubt. Aaron reflects that what they were seeing was PMF, and Fernando discusses how imposter syndrome persists even with strong traction.
- •PMF can look like consistent compounding, not sudden explosions
- •Founders often discount progress and assume they’re ‘not there yet’
- •Imposter syndrome is common even as evidence accumulates
Never celebrating milestones: sustaining urgency and a culture of raising the bar
Fernando explains ARQ’s habit of not celebrating milestones because each win immediately reframes to future ambition. He argues compounding requires weekly resetting expectations and focusing on what must improve rather than what went well.
- •Milestones are acknowledged but not celebrated as endpoints
- •Weekly ‘reset the bar’ mindset to sustain compounding
- •Comfort with pain and continuous improvement as a founder trait
- •Ambition ceilings are often self-imposed decisions
Codifying values: “Choose unreasonable ambition” and defining non-negotiables
ARQ runs its first explicit culture exercise by asking senior leaders—not founders—to define non-negotiables. The standout value becomes ‘choose unreasonable ambition,’ emphasizing both setting transformative goals and recommitting to them continually.
- •Culture defined bottom-up from observed behavior, not aspirational slogans
- •Founders listened while others named core traits
- •Unreasonable ambition forces transformation beyond FP&A-style planning
- •“Choosing” ambition is an ongoing decision, not a personality trait
How ARQ hires and sets goals: North Star MAU, cascading metrics, and “own your number”
Fernando details ARQ’s operating system: hire for culture and output orientation, pick a clear North Star metric, then cascade it down to teams and individuals. Accountability is treated as a stronger predictor of success than narrow functional expertise.
- •Hiring for culture plus role-specific predictors (coding, problem solving)
- •North Star metric: core MAU representing deep engagement
- •Cascading metrics to product lines and teams
- •Value: ‘own your number’ to avoid diffuse responsibility
- •Problem framing and root-cause thinking prioritized over solution theatrics
Expanding to four countries: repeatable customer, variable infrastructure, single-threaded ownership
Fernando explains the expansion playbook: customer archetypes are similar across markets, but regulatory and payments infrastructure differs significantly. ARQ assigns one accountable owner (often a country GM) to ‘live and die’ by the launch outcome.
- •Demand side consistent: global lifestyle, travel, investing needs
- •Infrastructure side varies: regulation and local rails are the hard part
- •Balancing bottom-up market pull with occasional top-down conviction
- •Country expansions driven by clear individual accountability (GM model)
Surviving sentiment swings: 2022 crypto crash and playing a multi-decade game
Fernando describes how market narratives flipped—crypto, LatAm, and fintech became ‘red flags’—and how that pressure can distort decision-making. He emphasizes time horizon: fundamentals didn’t change, but survival-mode makes long-term thinking hard.
- •Rapid shift from ‘cool’ sector to ‘red flag’ sectors
- •Crisis reframed as sentiment/time-horizon mismatch
- •Long-term fundamentals: opportunity size and team quality persist
- •Mental discipline to not overreact to lows (or highs)
The next five years: building private-bank-like products (prestige card + cheaper credit)
Looking ahead, Fernando describes ARQ’s ambition to build a comprehensive product for mass affluent customers, starting with a reimagined credit card. The prestige card uses investment-backed credit logic to offer larger lines and much lower effective rates than typical LatAm cards.
- •Roadmap centered on mass affluent financial stack
- •Prestige card: rethink credit cards with private-bank logic
- •Investment-backed credit lines (e.g., against S&P holdings)
- •Lower borrowing costs (e.g., ~8%) vs common 25–50%+ APRs
How ARQ uses AI: coding, internal tools, support automation, and real-time AML capabilities
Fernando outlines AI usage across engineering and operations: most code is AI-assisted, and teams build internal mini-apps to run campaigns and processes. AI also scales support and transforms AML/fincrime workflows by enabling broader, faster transaction review and new ‘private banker’ style assistants.
- •AI-assisted development as the default for engineering output
- •‘Backoffice’ system for building internal mini-apps (including non-technical users)
- •Support agents: automate common cases and escalate complex ones
- •AML/fincrime: move from coarse limits to more real-time, scalable reviews
- •Future: private banker bot to execute requests with approval controls
Rebranding from Dollar App to ARQ: escaping a self-limiting name and misaligned ethos
Fernando explains the rebrand rationale: ‘Dollar App’ constrained the product narrative and implied financial inclusion, which didn’t match their actual mass affluent customer base. ARQ was chosen as a short, ownable word with positive connotations (architecture/arc/ark) and room to expand into many products and currencies.
- •Dollar App became limiting as ARQ expanded beyond USD holding
- •Old brand’s inclusion framing clashed with wealthier customer identity
- •Criteria: ownable word without strong pre-existing meaning
- •ARQ connotations: architecture/arc/ark; short, punchy, extensible
What YC changed: belief, clarity, and direct truth-telling for founders
Fernando credits YC with providing the initial belief to start and the ongoing clarity to focus amid chaos. He highlights YC’s ability to deliver obvious-but-critical truths that help founders orient around fundamentals and product superiority.
- •YC’s early check created conviction to leave comfortable jobs
- •YC feedback provided ‘clarity of thought’ amid startup chaos
- •Direct, truth-based guidance accelerated learning and focus
- •Advice emphasis: fundamentals and direction over tactical hacks
