What the FinTech? | S.7 Episode 14 | Building ChimeCore: How Chime developed its own banking infrastructure

What the FinTech? | S.7 Episode 14 | Building ChimeCore: How Chime developed its own banking infrastructure

July 16, 2026 · 26 min

About this episode

The episode discusses Chime's development of its proprietary banking platform, ChimeCore, and its implications for the fintech landscape.

In this episode of the What the FinTech? podcast, host and FinTech Futures Managing Editor Paul Hindle is joined by Ryan King, co-founder of US fintech Chime, to learn more about Chime's development and deployment of ChimeCore, its proprietary core banking platform. Ryan discusses the factors that drove the decision to build rather than buy, how the team successfully migrated more than 9 million members without any downtime, and the key lessons learned along the way. The conversation also covers how owning the entire tech stack is accelerating Chime's ability to deploy AI and machine learning at scale, the tangible benefits this is delivering to customers, and what this means for the competitive landscape between fintechs and traditional banks. Beyond ChimeCore itself, Paul and Ryan also take a closer look at how AI is fundamentally reshaping banking operations and customer experiences, and what new possibilities emerge when you combine modern infrastructure with emerging AI capabilities. Tune in to hear how Chime is redefining what's possible in banking by building its own core infrastructure and unlocking the full potential of AI…

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