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API Gateways for Beginners: Build, Secure & Scale Microservices with NGINX, Kong, AWS API Gateway, Traefik & Kubernetes
Paperback
Computer SecuritySystem Administration
Publisher: Independently Published
Published: Dec 22 2025
Pages: 184
Weight: 0.97
Height: 0.39 Width: 8.50 Depth: 11.00
Language: English
API Gateways for Beginners: Build, Secure & Scale Microservices with NGINX, Kong, AWS API Gateway, Traefik & Kubernetes
Modern applications rely on APIs-and as systems grow into distributed microservices, Kubernetes clusters, and serverless workloads, API gateways become the critical control plane that determines whether your platform remains fast, secure and reliable. Yet most books on API gateways are outdated, theoretical, or tied to a single vendor. This book is different. It is fully modern, fully hands-on, and built for the real-world architectures used across today's cloud-native platforms.
Designed for beginners and professionals alike, this book teaches you how to build, deploy, secure, automate and operate API gateways using industry-leading tools: NGINX, Kong Gateway, Traefik, AWS API Gateway, Kubernetes Gateway API, Prometheus, Grafana, OpenTelemetry, Keycloak, OPA, GitOps, and APIOps pipelines. Every chapter includes step-by-step labs you can execute immediately using Docker, Kubernetes (kind/k3d), or AWS-culminating in a full end-to-end production-grade multi-gateway platform.
You will learn exactly how API gateways work, how they differ from load balancers and service meshes, and how to integrate them into microservices, serverless, and hybrid cloud environments. More importantly, you will learn how to secure APIs properly, applying TLS, JWT, OAuth2/OIDC, mTLS, rate limiting, WAF rules, secrets management, OpenAPI-first workflows, and policy-as-code. The book also goes deep into observability, showing you how to integrate Prometheus metrics, Grafana dashboards, Loki/ELK logs, and OpenTelemetry traces for full visibility across your entire API estate.
Whether you want to become a backend engineer, DevOps specialist, SRE, cloud architect or API security engineer, this book gives you the skills and practical experience required to deliver real API platforms used in enterprises today.
What You Will Build and Learn
- Deploy API Gateways with NGINX, Kong and Traefik in Docker and Kubernetes
- Build and secure REST and gRPC microservices with JWT, OAuth2, OIDC and mTLS
- Apply rate limiting, caching, CORS, WAF rules and request/response transformations
- Integrate AWS API Gateway with Lambda, Cognito, WAF and cost-optimized caching
- Automate gateway deployments with GitOps and APIOps pipelines
- Apply OWASP API Top 10 protections across all gateway types
- Build complete observability for gateways using Prometheus, Grafana, Loki and OTel
- Implement multi-gateway governance using OpenAPI and policy-as-code (OPA, Keycloak)
- Design a full-scale production architecture combining NGINX, Kong, Traefik and AWS API Gateway
Hands-On Labs Included in Every Chapter
Each chapter guides you through building something real-routing configurations, auth flows, rate limits, dashboards, tracing pipelines, CI/CD automation, and more. The labs progressively build toward a complete multi-cloud, multi-gateway platform that mirrors real enterprise systems.
Perfect For
- Backend Developers
- DevOps & SRE Engineers
- Cloud Architects
- API Security Engineers
- Platform Engineering Teams
- Students and Beginners entering cloud-native development
If your goal is to master modern API gateways-not just in theory, but in real production-ready workflows-this is the book you've been looking for.
By the final chapter, you will have the practical skills and a full end-to-end solution that demonstrates your ability to design, secure, scale and operate APIs at a professional level.
This is the complete, modern, and hands-on API gateway book the industry has been missing.
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