Full-stack developer specializing in Shopify apps and themes. 10+ years building reliable e-commerce experiences.https://jmanzo.github.io/https://jmanzo.github.io/blog/12-key-ecommerce-principles-im-exploring-in-tanner-larsons-book-ecommerce-evolved-highly-recommended/https://jmanzo.github.io/blog/12-key-ecommerce-principles-im-exploring-in-tanner-larsons-book-ecommerce-evolved-highly-recommended/Running an ecommerce business is exciting, but it also comes with constant challenges. In his book Ecommerce Evolved, Tanner Larson shares 12 fundamental principles that have transformed how I appr…Mon, 09 Sep 2024 00:00:00 GMThttps://jmanzo.github.io/blog/building-a-modern-shopify-theme-app-extension-with-preact-volt-and-typescript/https://jmanzo.github.io/blog/building-a-modern-shopify-theme-app-extension-with-preact-volt-and-typescript/Building Shopify theme app extensions with just Liquid can become messy and heavy quickly, especially when you want a slick, interactive UI, or when the 10MB Shopify size limit for deployed extensi…Fri, 11 Jul 2025 00:00:00 GMThttps://jmanzo.github.io/blog/crowdlify-journal/https://jmanzo.github.io/blog/crowdlify-journal/Introducing Crowdlify: the solution to the chaos that follows a successful crowdfunding campaign. After the excitement of raising funds, creators often face overwhelming challenges: managing backer…Thu, 19 Feb 2026 00:00:00 GMThttps://jmanzo.github.io/blog/cursor-ai-shopify-whats-worked-for-me-and-hasnt/https://jmanzo.github.io/blog/cursor-ai-shopify-whats-worked-for-me-and-hasnt/After months of pushing hard with Cursor + LLMs on real projects, this is what I’ve learned so far: what AI truly accelerates, where it quietly slows you down, and the habits that have kept my code…Wed, 03 Sep 2025 00:00:00 GMThttps://jmanzo.github.io/blog/elevating-user-experience-with-a-sticky-cta-a-case-study-on-a-7-figure-dtc-e-commerce-brand/https://jmanzo.github.io/blog/elevating-user-experience-with-a-sticky-cta-a-case-study-on-a-7-figure-dtc-e-commerce-brand/In the ever-evolving world of e-commerce and CRO, optimizing the user experience is crucial for driving conversions and boosting revenue. At DTC Pages (the company I work for), we’re all about push…Tue, 02 Jul 2024 00:00:00 GMThttps://jmanzo.github.io/blog/from-code-to-conversion-how-i-enhanced-shopifys-complete-your-set-for-optimal-cro-in-a-store/https://jmanzo.github.io/blog/from-code-to-conversion-how-i-enhanced-shopifys-complete-your-set-for-optimal-cro-in-a-store/Have you ever stumbled upon a product recommendation on an e-commerce site that felt like it was reading your mind? That’s not magic. Recently, I worked on a Conversion Rate Optimization assignment…Sun, 04 Aug 2024 00:00:00 GMThttps://jmanzo.github.io/blog/how-i-built-the-zone-details-form-for-nuflorist/https://jmanzo.github.io/blog/how-i-built-the-zone-details-form-for-nuflorist/This journal documents a reproducible, phase-driven method I used to design and implement a complex feature, the Zone Details form for the Nuflorist Shopify app, using Cursor as my AI pair-programm…Fri, 19 Sep 2025 00:00:00 GMThttps://jmanzo.github.io/blog/how-web-components-enhance-cro-development-for-shopify-stores/https://jmanzo.github.io/blog/how-web-components-enhance-cro-development-for-shopify-stores/What is CRO or Conversion Rate Optimization? TLDR: It’s a series of A/B Testing made over diverse elements and features on your website, that allows merchants to know their customer’s preferences.…Sat, 26 Apr 2025 00:00:00 GMThttps://jmanzo.github.io/blog/optimizing-a-b-testing-with-videos-enhancing-user-experience-without-sacrificing-performance/https://jmanzo.github.io/blog/optimizing-a-b-testing-with-videos-enhancing-user-experience-without-sacrificing-performance/Incorporating videos into your website can significantly boost user engagement and conversion rates. However, improper implementation can lead to increased load times and a poor user experience. Th…Thu, 22 Aug 2024 00:00:00 GMThttps://jmanzo.github.io/blog/why-i-chose-to-support-cro-agencies-and-their-specialists/https://jmanzo.github.io/blog/why-i-chose-to-support-cro-agencies-and-their-specialists/I’ve always been an enthusiast of experiments. I was fascinated by trying out all kinds of diets, like veganism or keto, and I approached business in the same way. I would dive into new service ide…Sun, 25 Aug 2024 00:00:00 GMT