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Developing Microservices with Quarkus Course

Developing Microservices with Quarkus Course Course

Educative’s course offers a concise yet thorough walkthrough of Quarkus’s signature features—combining live-coding labs with real-world microservice patterns.

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Developing Microservices with Quarkus Course on Educative — Educative’s course offers a concise yet thorough walkthrough of Quarkus’s signature features—combining live-coding labs with real-world microservice patterns.

Pros

  • Hands-on labs cover REST, WebSockets, GraphQL, and advanced resilience features
  • Emphasizes both imperative and reactive persistence options for diverse use cases
  • Lightweight format—complete end to end in under 6 hours

Cons

  • Does not cover container orchestration (Docker/Kubernetes) or advanced security (OAuth/OIDC)
  • Reactive messaging and native-image optimizations are only briefly touched upon

Developing Microservices with Quarkus Course Course

Platform: Educative

Instructor: Developed by MAANG Engineers

What will you learn in Developing Microservices with Quarkus Course

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  • Familiarity with core components of the Quarkus framework and its development workflow

  • Hands-on experience creating and configuring Quarkus applications from the CLI or Maven plugin

  • Ability to develop RESTful web services with JAX-RS, document them via OpenAPI/Swagger, and consume REST clients

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  • Practical knowledge of bi-directional WebSocket servers and GraphQL endpoints in Quarkus

  • Techniques for ensuring fault tolerance (health checks, retries, circuit breakers) in microservices

Program Overview

Module 1: Introduction to Quarkus & Project Setup

⏳ 30 minutes

  • Topics: Quarkus philosophy (container-first, native images), tooling (CLI, Maven plugin)

  • Hands-on: Bootstrap a “Hello, Quarkus” project and explore live-coding hot-reload

Module 2: Building RESTful Services

⏳ 1 hour

  • Topics: JAX-RS resources, dependency injection with CDI, JSON serialization

  • Hands-on: Create CRUD endpoints and document them with OpenAPI annotations

Module 3: REST Client & API Documentation

⏳ 1 hour

  • Topics: RestClient interfaces, registering and consuming external APIs, generating Swagger UI

  • Hands-on: Integrate a third-party HTTP service and verify interactive API docs

Module 4: WebSockets in Quarkus

⏳ 45 minutes

  • Topics: Annotated endpoints (@ServerEndpoint), session management, broadcasting messages

  • Hands-on: Build a chat microservice that pushes real-time updates to connected clients

Module 5: GraphQL Endpoints

⏳ 45 minutes

  • Topics: Defining GraphQL schema with SmallRye, queries vs. mutations, payload mappings

  • Hands-on: Expose a GraphQL API for querying and modifying domain objects

Module 6: Fault Tolerance & Health Checks

⏳ 45 minutes

  • Topics: MicroProfile Fault Tolerance (@Retry, @CircuitBreaker), liveness/readiness probes

  • Hands-on: Secure endpoints with retry logic and implement custom health-check procedures

Module 7: Persistence & Database Integration

⏳ 1 hour

  • Topics: Panache ORM vs. plain JDBC, transaction management, reactive clients

  • Hands-on: Connect to PostgreSQL, define entities, and perform CRUD operations with Panache

Module 8: Capstone Project – Microservice Application

⏳ 1 hour

  • Topics: Bringing it all together—REST, WebSockets, GraphQL, fault tolerance, and persistence

  • Hands-on: Develop a small microservice suite that demonstrates all learned features

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Job Outlook

  • Java Microservices Developer: $90,000–$140,000/year — build cloud-native services with Quarkus and container platforms

  • Backend Engineer: $80,000–$130,000/year — design scalable REST/GraphQL APIs and ensure service resilience

  • Full-Stack Java Developer: $95,000–$150,000/year — integrate Quarkus back ends with modern front-end frameworks

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FAQs

Do I need prior C++ experience to take this course?
No prior C++ experience required; beginner-friendly. Introduces procedural programming concepts applied to game logic. Guides learners through modular and testable code practices. Hands-on exercises include enums, RNG, and control flow. Perfect first project for understanding core C++ constructs.
Will I be able to build a complete game by the end?
Complete game built in under 45 minutes. Includes player input, validation, and error handling. Implements round outcome logic with conditional statements. Tracks scores and allows repeated rounds via loops. Final module covers testing, edge-case handling, and cleanup.
Does this course teach modular coding practices?
Refactor code into reusable helper functions. Split I/O, game logic, and score tracking for clarity. Encourages readable and maintainable code. Teaches splitting code into headers and modules. Builds good habits for future software development.
Can this mini-course help me prepare for C++ jobs or internships?
Hands-on C++ project demonstrates coding ability. Provides experience in procedural programming and logic implementation. Enhances portfolio with a complete, functional project. Prepares for technical interviews with fundamental exercises. Serves as a stepping stone toward junior developer positions.
Are there limitations since it’s a mini-course?
Console-based game only; no GUI or graphics. Limited complexity—ideal for first-time projects. Focuses on core C++ concepts rather than advanced algorithms. Extremely fast, project-focused learning experience. Suitable for learners seeking a hands-on, beginner-friendly introduction.

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