When an ALB Can Replace Nginx (and When It Can't)

📰 Dev.to · Jeff Yaw

Learn when to replace Nginx with an Application Load Balancer (ALB) in AWS and understand the trade-offs

intermediate Published 31 Mar 2026
Action Steps
  1. Evaluate your current Nginx configuration to identify potential bottlenecks
  2. Configure an ALB to handle traffic routing and SSL termination
  3. Test the ALB setup to ensure compatibility with your application
  4. Compare the performance and cost of ALB versus Nginx
  5. Apply the findings to decide whether to replace Nginx with ALB or use them in conjunction
Who Needs to Know This

DevOps engineers and cloud architects can benefit from understanding the use cases for ALB and Nginx to optimize their AWS infrastructure

Key Insight

💡 ALB can handle traffic routing and SSL termination, but may not offer the same level of customization as Nginx

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💡 Did you know ALB can replace Nginx in some cases? Learn when to make the switch!

Key Takeaways

Learn when to replace Nginx with an Application Load Balancer (ALB) in AWS and understand the trade-offs

Full Article

A common pattern in AWS: traffic hits an Application Load Balancer, which forwards to an EC2 instance...
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