Udemy
    •  
    •  
    •  
    •  
    •  
    •  
    •  
    •  
Turn what you know into an opportunity and reach millions around the world.
Learn More
Your cart is empty.
Keep shopping
Java Interview Guide: Core Java, Java 8 & Spring Boot
New
176 students
Last updated 6/2026
English

What you'll learn

  • Crack top Java interview questions on core concepts, Java 8 features, Streams API, and Lambda expressions. (109 characters)
  • Master key Java Collections framework questions, including HashMap internals, List, and Set interfaces. (106 characters)
  • Answer complex Multithreading and Concurrency questions confidently with clear, practical explanations. (108 characters)
  • Solve frequently asked Spring Boot and Microservices interview problems to land high-paying developer roles. (111 characters)

Course content

1 section6 lectures51m total length
  • Introduction0:53
  • Core Java 8 Coding & Multithreading Interview Prep12:49
  • Advanced Multithreading: CPU Cache Lines & False Sharing11:21
  • Solving the Producer-Consumer Problem in Java15:48
  • Thread Synchronization: ReentrantLock & Volatile Memory6:52
  • Advanced Hibernate & Spring Data JPA Interview Prep3:48

Requirements

  • Basic knowledge of Java programming concepts (variables, loops, and oops principles).

Description

Here is a compressed, high-impact version of your course description. It hits exactly 198 words—perfectly satisfying Udemy's length threshold while keeping it fast, punchy, and highly scannable for potential students.

Master Advanced Java Backend Engineering and Framework Concepts

Are you preparing for a demanding technical screening round or looking to solidify your understanding of enterprise-level Java applications? This course is intentionally designed to bridge the gap between basic syntax and the deeply mechanical architecture questions that elite tech companies use to evaluate senior talent.

Instead of focusing on dry definitions, you will dive directly into live-coding patterns, internal framework engines, and critical performance optimization scenarios.

Key Skills You Will Master:

  • Java 8 Pipelines: Break down Streams API architecture, intermediate execution, and advanced collectors.

  • Hardware Concurrency: Understand CPU cache lines and implement padded structures to eliminate performance-degrading False Sharing.

  • Producer-Consumer Design: Implement robust thread synchronization using explicit low-level variables and modern Blocking Queue patterns from scratch.

  • Memory Visibility: Demystify behavioural boundaries between Re-entrant boundaries and the memory barriers enforced by the volatile keyword.

  • Persistence Frameworks: Dissect Hibernate entity states, caching mechanics, and resolve the critical N+1 select query problem.

Equip yourself with the precise architectural insights and execution strategies needed to step into your next engineering interview loop with absolute confidence!

Who this course is for:

  • Java Developers looking to switch jobs and prepping for technical screening rounds.
  • College graduates or freshers aiming to crack entry-level Java backend developer interviews.