Modernization through API-driven entitlements

Altimetrik helps a U.S. bank modernize entitlement management with low-code API management tool FastAPI, reducing API design time and boosting system performance.

February 11, 2026
5 minute read
Share

Summary

The client sought to replace its aging mainframe system with a modern, efficient entitlement management solution. Altimetrik implemented its proprietary cloud-agnostic low-code API management tool FastAPI to streamline API development, which reduced design time by 50% and ensured optimized performance while integrating the bank’s existing applications.

The Challenge

  • The client needed to phase out its legacy mainframe system while maintaining robust entitlement management.
  • Heavy reliance on legacy systems and manual API design processes were time consuming and inefficient, hindering the client’s ability to innovate and meet customer demands.
  • Integration across multiple channel applications required a flexible and scalable solution.
  • Ensuring API performance within strict latency requirements was a critical concern.

The Solution

FastAPI tool for optimized entitlement management

  • Implemented FastAPI technology for reducing the API design time
  • It converted the core entitlement functions into a set of APIs, ensuring seamless integration with channel applications.
  • Leveraging a rule engine, it managed API routing, access levels and integration rules, providing a flexible and highly scalable solution.
  • Enabled integration with multiple applications and the bank’s standardized rule engine, ensuring seamless operation across their ecosystem.

Business Impact

  • 50-60% Faster API design for accelerated project timelines.
  • 30-40 Milliseconds of response time achieved, meeting stringent performance requirements.
  • 40-50 APIs seamlessly integrated with customer’s channel applications

Accelerate your digital evolution

Contact Us

Contact Us

We'd love to hear from you.
Contact Us
Our expertise
Before we proceed..

Altimetrik is committed to protecting your personal information. To apply for a position, you will need to provide your email address and create a login. Your information will be used in accordance with applicable data privacy laws, our Privacy Policy, and our Privacy Notice.

Explore More