Books

Discover the complete world of Scala programming in one comprehensive encyclopedia. SCALAPEDIA takes you from language fundamentals to advanced functional programming, covering Cats, Cats Effect, ZIO, design patterns, architectural patterns, and performance optimization. With over 85 chapters spanning 10 major parts, this is the definitive guide for mastering Scala and building enterprise-grade applications. Whether you're starting your Scala journey or looking to deepen your expertise, SCALAPEDIA is your complete reference for modern functional programming in Scala.

Build bulletproof Spring Boot microservices—from monolith migration to domain-driven design and event-driven patterns—while mastering the production essentials of resilience, observability, and zero‑downtime delivery. Turn complex domains into clean, scalable services with bounded contexts, aggregates, repositories, and domain events, then ship faster with rate‑limited APIs, backoff‑retries, and Kubernetes rollouts. If leading Java teams to reliable, cloud‑ready microservices is the goal, this is the hands‑on guide that gets systems into production with confidence.

Transform chaos into order with Phoenix Product Codex: a thrilling, real-world journey of building a production-ready REST API for product data management using Elixir and Phoenix, born from the requirements of a family-run business facing a government mandate for electronic invoicing. Learn to craft and deploy a thoughtfully-designed, business-driven solution that already serves as the Single Source of Truth for two companies, while also mastering domain modeling, database design, and more in the process. No toy examples or databases here, but actual software that delivers real impact.

A collection of proven software engineering and architecture design method elements to accelerate project work and reduce technical risk. Suited for API design and (micro-)service architectures. Activity descriptions and artifact templates for non-functional requirements, domain models, architectural decision records, API contracts. Sample content.

Tasked with building an API for your company but don't have a clue where to start? Taken over an existing API and hate it? Built your own API and still hate it? This book is for you.

Valuable and accessible products and services are the most important assets for any business, especially in the digital economy. Through clear step-by-step explanations and real-life examples, you’ll learn the foundations of the API Product Management methodology. It will help you to create, launch, and run digital products customers love.

Which HTTP method should I pick for my API path? Look it up in the RESTful dictionary.

Web APIs should be beautiful and fun to use: this short book will guide you through the simple steps and key points needed to design or improve you API and make your users happy when using it.

Become a Job-Ready API Automation Engineer Using PlaywrightAPI testing is now a must-have skill for modern QA engineers. Companies expect testers to validate backend systems, automate workflows, and integrate tests into CI/CD pipelines.This practical guide teaches you how to master API Testing using Playwright and TypeScript from scratch — even if you are transitioning from manual testing.In this book, you will learn how to:✔ Understand APIs, HTTP, and JSON from a tester’s perspective ✔ Write real API automation tests using Playwright ✔ Handle authentication, dynamic data, and environments ✔ Design a scalable API test automation framework ✔ Integrate tests into CI/CD pipelines ✔ Combine API and UI testing for faster automation ✔ Prepare for API testing and Playwright interviewsBy the end of this book, you will have the knowledge and confidence to build professional API automation frameworks and advance your QA career.Perfect for: QA Engineers, Manual Testers, Automation Testers, SDET Aspirants

A practical backend interview reference covering modern Java and Spring Boot development.

We'll build an agent step-by-step, starting with a small loop that accepts input and produces structured output. As we go, we'll add tools, validation, model switching, runtime adapters, and packaging techniques that'll let the agent move from a simple script to a reusable application.

A step-by-step Playwright + TypeScript guide for manual testers or who wants to switch to becoming automation engineers.

Understanding “red–green–refactor” is easy; applying it effectively in real-world systems is not. This book bridges that gap by showing you how to practice Test Driven Development in the context of building robust, production-ready .NET Core microservices.

Value Stream Mapping for modern software teams. Learn how to measure lead time, expose bottlenecks, eliminate waste, and build a delivery system where value moves efficiently from idea to production.

Design resilient, production-ready microservices architectures with confidence. Learn how API gateways, service meshes, and observability tools work together to build scalable and secure distributed systems.