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FintechEnterprise

Charles Schwab: Middleware Infrastructure and SSO at Enterprise Financial Scale

The middleware infrastructure and single sign-on platform supporting millions of Schwab customers required continuous enhancement, infrastructure upgrades, and zero-downtime delivery. in-school delivered 100% uptime over 15 months.

The Challenge

Charles Schwab's middleware infrastructure and single sign-on platform formed the foundation of the authentication and application layer serving millions of retail and institutional customers. Continuous enhancement, infrastructure upgrades, and application improvements were required without any disruption to the customer experience — demanding a delivery partner capable of operating at the rigorous standards of one of the world's largest financial services institutions.

The Solution

in-school embedded a team to take ownership of the middleware infrastructure and SSO platform — executing infrastructure upgrades, application enhancements, and ongoing development support across the 15-month engagement. Work was delivered under the program management discipline and security standards that financial services environments demand, with every release tested and validated against the uptime and compliance requirements of an enterprise serving millions of active customers.

The Result

100% uptime across the full 15-month engagement. All infrastructure upgrades and application enhancements delivered on schedule, with no customer-facing incidents. The platform continued to support millions of Schwab customers without interruption throughout the engagement.

Technology Stack

Middleware InfrastructureSingle Sign-On (SSO)Enterprise IntegrationApplication EnhancementFinancial Services Engineering

Need a partner who can operate at financial services standards?

in-school has delivered for Charles Schwab.