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The Blossom platform running on AWS cloud infrastructure.

Updated July 28, 2026

Blossom and AWS:
the cloud behind the platform

Why Blossom runs on AWS, and what cloud-grade scale, reliability, and security mean for credit unions.

Key takeaways

  • Blossom runs on AWS, which is part of how the platform scales, updates without downtime, and stays reliable.
  • Building on AWS means credit unions inherit cloud-grade security and resilience without running it themselves.
  • It’s a foundation, not a feature, and it’s why “cloud-native” means something specific for us.

A core platform is only as dependable as what it runs on. Blossom is built on cloud infrastructure from AWS, and that choice shapes how the platform behaves every day: how it scales, how it updates, and how it holds up when something fails.

Why the foundation matters

Running on AWS lets the platform add capacity when load rises and release it when it falls, so a credit union isn’t paying year-round for its busiest hour. Updates ship in the background without maintenance windows. Backups and failover are built into how the system runs. These are the properties that separate a system built for the cloud from one merely hosted there. (We dig into that distinction in what credit unions should know about cloud-native cores.)

Security and reliability

Building on AWS means a credit union inherits a large, continuously maintained security and compliance foundation rather than building and running it alone. That doesn’t remove a credit union’s own responsibilities, but it raises the floor, and it’s held to recognized standards and independent audits.

What it means for credit unions

Most of this is invisible, which is the point. Members get an app that responds quickly and stays up. Staff spend less time on infrastructure and more on serving members. The cloud foundation does its job quietly, and you mostly notice it when it’s missing.

Jonatan Alava
Jonatan Alava

Co-founder & CTO, Blossom


Frequently asked questions

Why does Blossom run on AWS?

For scale, reliability, and security. Building on AWS lets the platform scale with demand, update without downtime, and recover automatically, on a continuously maintained foundation.

Is my credit union’s data secure in the cloud?

A well-built cloud platform usually improves security, because protections are designed in and kept current, and the infrastructure is held to recognized standards and audits.

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