This post explores strategies for securely and effectively routing HTTP requests from SaaS customers to appropriate tenant-specific resources on AWS, covering domain-driven routing using subdomains and data-driven routing using HTTP headers, with architectural considerations, best practices, and example implementations using services like Amazon CloudFront, Lambda@Edge, and Application Load Balancer.

<div>
<p>This article discusses different strategies for routing incoming HTTP requests to the appropriate tenant resources in multi-tenant SaaS applications on AWS.</p>
<p>Specifically, the article covers:</p>
<ul>
<li>Overview of tenant routing in SaaS</li>
<li>Domain-driven routing</li>
<li>Considerations and best practices for domain-driven routing</li>
<li>Example scenario with Amazon Route 53 and Application Load Balancer</li>
<li>Data-driven routing</li>
<li>Considerations and best practices for data-driven routing</li>
<li>Example scenario with Amazon Route 53 and CloudFront</li>
<li>Implementation of tenant routing</li>
<li>Scalability and sharding considerations</li>
<li>Conclusion</li>
</ul>
</div>


Tenant routing strategies for SaaS applications on AWS

Related articles

Related articles

May 12
2026
Building hybrid multi-tenant architecture for stateful services on AWS

Nov 20
2025
Building multi-tenant SaaS applications with AWS Lambda’s new tenant isolation mode

Oct 13
2025
Secure customer resource access in multi-tenant SaaS with Amazon VPC Lattice

Sep 11
2025
A guide to executing a SaaS product-led growth strategy in AWS Marketplace