About Jonni Lundy:

Jonni Lundy is the Co-founder and COO of Resend, the developer-first email infrastructure platform that's revolutionizing how companies handle transactional emails. After helping scale Resend from inception to an $18M Series A round led by Andreessen Horowitz, Jonni has become a thoughtful voice on sustainable growth, remote team management, and the psychological transitions founders face as they scale. Under his operational leadership, Resend has built a disciplined, metrics-driven culture that prioritizes long-term sustainability over hypergrowth.

About Resend:

Resend is a modern email API built for developers who care about deliverability, developer experience, and scalability. Founded to solve the frustrations developers face with legacy email providers, Resend offers a simple, powerful API with React email components, real-time analytics, and enterprise-grade reliability. The company has quickly become the go-to choice for engineering teams at fast-growing startups and enterprises alike.

Show Notes:

00:00 Introduction to Resend's mission to revolutionize developer email infrastructure

02:41 How Resend is disrupting the legacy email provider space with developer-first thinking

05:44 The unexpected psychological shift from IC to founder: "Success means other people winning"

10:50 Inside their Series A: Why they stayed conservative even after raising $18M from a16z

14:55 The retention graph hack that changed everything: inverting data to reveal product truth

21:24 Building celebration culture in a remote team: why small wins matter

27:40 Remote productivity insights: managing 24/7 flexibility without burning out

30:29 Creating genuine connection in distributed teams: beyond Zoom happy hours

33:45 Why making space for quieter team voices drives better decisions

35:06 "Thoughtful discipline": Resend's approach to sustainable growth

41:14 Finding balance as a new parent and founder: the parallel journeys

43:48 The one metric that matters post-Series A: ARR per head over everything

The Mindset Shift from Seed to Series A with Jonni Lundy