---
title: "Discussion on \"Data Mapping, Custom Domains & Deployments in AWS API Gateway (Part - 5)\" | Hashnode"
description: "Discussion on \"Data Mapping, Custom Domains & Deployments in AWS API Gateway (Part - 5)\". Learn custom domains and canary deployments in AWS API Gateway. Launch APIs professionally and roll out updates safely."
url: "https://hashnode.com/posts/api-gateway-5/69bfe3a14a1e513e41d1d0ca"
---

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# [Data Mapping, Custom Domains & Deployments in AWS API Gateway (Part - 5)](https://blog.devopswithpiyush.in/api-gateway-5?utm_source=hashnode&utm_medium=feed)

Learn custom domains and canary deployments in AWS API Gateway. Launch APIs professionally and roll out updates safely.

Mar 22 · 4 min read · blog.devopswithpiyush.in  
Updated Mar 25  
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## Written by

[Piyush Agrawal](https://hashnode.com/@piyush-agrawal)

@piyush-agrawal · Gurugram

  
[View profile](https://hashnode.com/@piyush-agrawal)

DevOps Engineer | AWS · Kubernetes · GitOps · Terraform

DevOps Engineer with ~3 years of hands-on experience designing, automating, and operating cloud-native infrastructure on AWS and Kubernetes (EKS). I specialize in Terraform-based IaC, CI/CD automation, GitOps with ArgoCD, observability stacks (Prometheus, Grafana, OTEL), and cloud security. I've led GCP-to-AWS migrations, built multi-environment EKS deployments for 50+ microservices, and achieved 35–40% infra cost reductions using FinOps practices. Currently working at Infra360 (Gurugram) as Associate DevOps Engineer. I write about real-world DevOps challenges, cloud-native architecture, and GitOps best practices at blog.devopswithpiyush.in. 🎓 MCA | University Institute of Technology, Bhopal 🏅 AWS Certified Solutions Architect – Associate 🏅 Certified Kubernetes Administrator (CKA) | Linux Foundation

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