Conversations with founders, operators, and investors shaping the future of financial services. Hosted by the founder of Cambrian Ventures, Rex Salisbury.
Rex previously was a Partner at A16Z, where he helped launch the fintech vertical. He has over a decade of experience working in finance & fintech primarily as a software engineer before becoming a venture capitalist.
visit cambrianhq.com to learn more.
$70B Nubank Eyes US Banking (Co-Founder Reveals Strategy)
My Fintech Newsletter for more interviews and the latest insights:
↪︎ https://rexsalisbury.substack.com/
In this episode, Nubank co-founder Christina shares how they built a $70B fintech giant serving 99M users—60% of Brazil's primary banking relationships. From launching Brazil's first purple credit card to surviving regulatory crises, conquering Mexico/Colombia, and now applying for a US bank charter. She reveals their low-cost playbook, customer love strategy, and why they're bullish on America.
Christina: https://www.linkedin.com/in/crisjunqueira/
00:00:00 - Nubank's $70B Rise, US Charter News
00:03:34 - Why US? Cost Edge, Customer Demand
00:07:30 - Three Misfits Quit Bank to Start Nubank
00:10:16 - Capital One Lessons Shape Credit Cards
00:13:58 - Purple Card Launch: Viral Pull Effect
00:17:14 - Waitlist Fuels Organic Early Growth
00:20:05 - 2016 Crisis: Customers Save Nubank
00:23:04 - Accounts Launch: Self-Funded Destiny
00:26:28 - Inclusion Stats: 80% First-Time Savers
00:30:04 - Mexico 2019: Underpenetrated Market
00:33:32 - IPO at 8 Months Pregnant, No Finish Line
00:37:08 - US Team: Miami Hub, Tech Hires
00:41:54 - Stablecoins Real: #2 in Brazil
00:45:14 - AI Transforming Underwriting, Support
00:48:05 - Founder Advice: Homework, No Perfect Time
00:52:33 - Culture: Avoid Negativity, Hire Aligned
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Rex Salisbury LinkedIn:
↪︎ https://www.linkedin.com/in/rexsalisbury
Twitter: https://twitter.com/rexsalisbury
TikTok: https://www.tiktok.com/@rex.salisbury
Instagram: https://www.instagram.com/rexsalisbury/
#NubankUSExpansion #FintechDisruption #ChristinaNubank
5 Nov 2025TRANSCRIPT
How Claude's AI Financial Analyst is Changing Investing (Insider Unveils)
My Fintech Newsletter for more interviews and the latest insights:
↪︎ https://rexsalisbury.substack.com/
In this episode, Anthropic’s Nicholas Lin explains how vertical AI agents are reshaping financial services, from building real-time investment models to automating data analysis for some of the world’s largest funds. We explore why finance was chosen as Anthropic’s first enterprise vertical, the challenges and benchmarks in deploying safe, reliable AI, and how large organizations are integrating these tools across research and operations. Nicholas Lin also shares insights on the next era of AI adoption, collaboration with global partners, and the future role of financial analysts in an agent-powered economy.
Nicholas Lin.: https://www.linkedin.com/in/cxl/
00:00:00 - Anthropic demos real-time AI financial analyst
00:00:39 - Claude's rollout to global enterprise clients
00:01:27 - Why verticalize AI models for finance
00:02:36 - AI as a solution for complex industry problems
00:03:46 - Tackling regulated logic and audit trails
00:05:07 - Building “retrieve, analyze, create” agents
00:07:11 - Outperforming on industry research benchmarks
00:09:13 - Integrating AI with customer feedback loops
00:10:14 - Why AI-enabled spreadsheets matter
00:13:03 - Partnering with sovereign wealth funds
00:15:10 - Data integration and readiness for AI
00:17:13 - Changing workflows with live artifacts
00:20:04 - Customizing tools for technical teams
00:23:19 - Driving product development with design partners
00:25:12 - Future of “full-stack” autonomous agents
00:27:33 - Solving adoption and change management
00:29:01 - Enterprise-wide AI from consulting to accounting
00:30:53 - Most bankers still lack AI access
00:32:40 - Social impact of automating analyst work
00:34:31 - Favorite AI and finance tools
00:36:43 - The next wave of AI advances at Anthropic
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Rex Salisbury LinkedIn:
↪︎ https://www.linkedin.com/in/rexsalisbury
Twitter: https://twitter.com/rexsalisbury
TikTok: https://www.tiktok.com/@rex.salisbury
Instagram: https://www.instagram.com/rexsalisbury/
21 Oct 2025TRANSCRIPT
Why AI will NEVER Replace Your Sales Job! - Stevie Case CRO @Vanta
Stevie Case, CRO of Vanta, discusses with Rex Salisbury how AI transforms B2B SaaS go-to-market functions, emphasizing AI's role in augmenting human capabilities within sales, customer success, and RevOps teams in this interview.
Inside a recent episode
$70B Nubank Eyes US Banking (Co-Founder Reveals Strategy)
Published 5 Dec 2025 · Transcript excerpt
[…] But this was of course like before the internet. And we saw a lot of similarities to the to the US market for credit cards when capital one was was born. And when we were starting a bank, you know, in the sense that products were very products were very much commoditized. You know, APRs were all the same. There was very little differentiation. Experience was very bad. Products were kind of like being pushed down to people, not necessarily people like wanting it or or feeling any type of of desire for those products. Lots of very little differentiation, lots of commoditization. So when we looked into that, we saw an opportunity for us to of course like use technology, use data, use design, you know, to really think differently about how that product came together. […]
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