Essays by Ry Walker
Essays on AI, startups, and software engineering by Ry Walker, founder of Tembo and Astronomer.
| Feb 6, 2026 | Outbound Sales Is Broken (And AI Won't Save It) AI outbound scales noise, not trust. Why cold outreach is saturated in 2025 and how warm, relevant paths still win. |
| Feb 5, 2026 | The Underrated Power of a Positive Attitude A case for genuine positivity in leadership: it compounds encouragement, builds resilience, and avoids toxic positivity. |
| Feb 3, 2026 | Going Stats-Free: Why Sometimes the Numbers Don't Matter Why rigid metrics can slow decisions when data is noisy, and how intuition plus small experiments can guide better calls. |
| Feb 3, 2026 | The Outbound Math Has Changed Old model — 1,000 cold emails to 1 deal. New model — 200 warmed prospects to 4 deals. The unit economics of outbound flipped, and most teams are still optimizing the wrong funnel. |
| Feb 2, 2026 | Manufacturing Warm at Scale Stop trying to make cold outreach feel warm. Start engineering touchpoints before the ask, so the email is the last step of a relationship — not the first. |
| Jun 14, 2023 | How to Test a Software Startup Idea A step-by-step framework for testing startup ideas: talk to users, fake the demo, iterate until you know what to build. Don't write code yet. |
| Oct 31, 2017 | The Quest for a Lead Investor How fundraising really works: you'll get a pile of 'no' and a smaller pile of 'maybe.' Without a potential lead in that maybe pile, you're not ready. |
| Jan 27, 2016 | Our Review of AngelPad: "Game Changing" Our journey through AngelPad as the first Midwest team ever accepted. From application to Demo Day, here's what the top-ranked accelerator is really like. |
| Aug 28, 2015 | Professional Services for an Early Stage SaaS Company Should early-stage SaaS companies do professional services? Advice from Brad Feld, Hiten Shah, and other investors on the product vs. services dilemma. |
| May 25, 2015 | Don't Sleep on User Retention Most startup advice focuses on product and marketing. Retention gets far less airtime—and that's a shame, because it's where most products die. |
| Dec 28, 2014 | Collect Stories of Astonishment Build something astonishing for your early adopters. Measure their amazement across education, setup, and ongoing value—then track your improvement. |