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July 3, 2025 9 mins

In this Checkout episode, Sean Walsh, Director at Pattern Australia, gives us a peek behind the curtain at what powers the world’s leading marketplace accelerator, which now the largest third-party seller on Amazon outside of Amazon itself. Sean shares the inspiration he draws from purpose-led client Thankyou, explains how Pattern’s proprietary tech offers transparency and scale, and reveals the 12-book list he’s using to build an MBA-level mindset on the go. From solving contribution margin challenges to demystifying marketplace advertising inefficiencies, Sean’s systems-first approach offers sharp, actionable insights for ecommerce leaders building for the long term.


Check out our full-length interview with Sean Walsh here:

Main episode links


This episode was brought to you by Deliver In Person + Klaviyo


About your guest:

With nearly two decades of experience in digital and e-commerce growth, Sean has been instrumental in scaling brands across global marketplaces. As a foundational team member of a pureplay e-commerce startup that grew into a publicly traded company, he has firsthand experience building and accelerating digital businesses. Now leading brand acceleration efforts at Pattern, Sean specialises in helping top-tier brands navigate Amazon and other marketplaces, leveraging innovative supply chain solutions to drive growth. Passionate about innovation and strategy, he thrives on creating impactful solutions that propel brands to success.


About your host: 

Nathan Bush is the host of the Add To Cart podcast and a leading ecommerce transformation consultant. He has led eCommerce for businesses with revenue $100m+ and has been recognised as one of Australia’s Top 50 People in eCommerce four years in a row. You can contact Nathan on LinkedIn, X or via email.


Got an idea, opportunity or just want to get involved? Whether you’re keen to sponsor Add To Cart, interested in jumping on the mic as a co-host, or have feedback to help us make the show even better, we’d love to hear from you. 

Shoot us an email at hello@addtocart.com.au and let’s chat!

If you want to keep learning in eCommerce, make sure you hit the follow button!


Thanks to our sponsors, Shopify and Klaviyo, for bringing you the show.


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