In this episode, I chat with Alex Koutmos, author of Elixir Patterns and creator of numerous open source libraries, about building EagleMMS—a SaaS platform helping collision repair shops accurately calculate consumable costs for vehicle repairs. Alex shares his journey from two failed startups to building a profitable business with nearly a thousand customers.We discuss the outdated methods insurance companies use to calculate repair costs, the brutal reality of door-to-door sales, and how Alex's brother (a licensed auto body technician and appraiser) became his co-founder and sales partner. Alex explains why customer support load is heavier than expected when dealing with insurance company pushback and how they coach shops through negotiations.On the technical side, Alex walks through his evolution from a Vue SPA to a full LiveView application, building PWAs that work seamlessly on mobile, and why Elixir has never been a bottleneck for his business needs. We cover ETS caching strategies for performance, database backup lessons learned the hard way, and why he refuses to do standups. Alex also previews his upcoming books on financial analytics with Explorer and Scholar, plus a Nerves book entering beta soon.Connect with Alex:- X: https://x.com/akoutmos- Books: https://akoutmos.com/top/books/- EagleMMS: https://eaglemms.com/SUPPORT ELIXIR MENTOR- Elixir Mentor: https://elixirmentor.com

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