Product School

Postscript CPO on Driving Product Revenue with SMS

Chiara McPhee

Chiara McPhee

CPO at Postscript

March 19, 2025

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In this episode, Carlos Gonzalez de Villaumbrosia interviews Chiara McPhee, Chief Product Officer at Postscript, a leader in SMS marketing for e-commerce. Postscript is revolutionizing how e-commerce brands engage with customers. With over $100 million in Annual Recurring Revenue (ARR) and more than 20,000 Shopify merchants using their platform, Postscript has become a powerhouse in conversational commerce. Their SMS marketing tools have helped generate over $2 billion in e-commerce revenue for their customers annually, with open rates exceeding 90%, far outpacing traditional email marketing.

We'll also explore how Postscript is leveraging cutting-edge technology to deliver personalized customer experiences, driving revenue and redefining e-commerce marketing. We'll discuss leveraging generative AI to create personalized, one-to-one conversations that drive revenue, how AI agents are outperforming human customer support in certain areas, overcoming challenges in scaling infrastructure to achieve $100M in Annual Recurring Revenue, and the benefits of focusing exclusively on Shopify.


What you'll learn:
- Leveraging generative AI to create personalized, one-to-one conversations that drive revenue.
- How AI agents are outperforming human customer support in certain areas.
- Key revenue leading indicators in SMS marketing and setting up effective attribution models.
- Overcoming challenges in scaling infrastructure to achieve $100M in Annual Recurring Revenue.
- The benefits of focusing exclusively on Shopify.
- The "Horizon Strategy" approach to building teams tailored for Horizon 1 (cash cow), Horizon 2 (growth), and Horizon 3 (moonshots), balancing short-term wins with long-term ambitious goals in product development.

Key Takeaways:
- Personalized Conversations: Chiara emphasizes the importance of leveraging generative AI to create personalized, one-to-one conversations that drive revenue.
- Focus on Shopify: Chiara highlights the company's strategic decision to focus exclusively on Shopify, and the impact it had on business outcomes.
- Horizon Strategy: Chiara shares the benefits of the "Horizon Strategy" approach to building product teams tailored for different stages of growth and innovation.

Credits:
Host: Carlos Gonzalez de Villaumbrosia
Guest: Chiara McPhee

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