What is Anti Pattern in Java Spring | Interview Questions and Answers | Code Decode

In this video of code decode we have explained what antipattern in all about and how to prepare this questions in 2025 Udemy Course Discounted coupon code https://www.udemy.com/course/master-spring-boot-microservice-angular-with-k8s-cicd-aws/?couponCode=CODEDECODENOVEMBER In this video, we dive deep into some of the most common anti-patterns in Java backend development that every developer should avoid while working with Spring Boot, Microservices, REST APIs, and large-scale enterprise applications. These mistakes often look harmless in the beginning but eventually cause major issues in maintainability, scalability, testing, and overall system performance. Understanding these anti-patterns is essential for writing clean, production-ready, and cloud-native backend applications. We also explore important software architecture concepts such as YAGNI, Onion Architecture, and Hexagonal Architecture, which are crucial for modern backend engineering. These principles help developers build modular, testable, and loosely coupled applications—a must for teams working on distributed systems, event-driven systems, and real-world microservices. If you are preparing for Java interviews or working on Spring Boot microservices in your projects, these concepts will significantly improve the quality of your code and design. Topics like God Object, Spaghetti Code, tight coupling, poor transaction management, overusing design patterns, and hardcoding configuration are often asked in system design discussions and senior-level backend interviews. Mastering them will give you a strong edge. This video is ideal for Java developers, Spring Boot engineers, backend developers, microservices architects, and anyone learning clean code, software architecture, design principles, and best practices. Whether you are a beginner or a mid to senior-level engineer, understanding these patterns and anti-patterns will help you create robust, maintainable, and scalable systems. We also break down architectural styles like Onion Architecture and Hexagonal Architecture, explaining when to use them and how they help create testable, domain-driven applications. These architecture patterns are widely adopted in modern microservices and are frequently discussed in backend interviews and high-level design rounds. Watch till the end to strengthen your knowledge of clean coding practices, SOLID principles, modular architectures, and production-grade backend development with Java and Spring Boot. If you are building enterprise systems, cloud-based applications, or distributed microservices, these insights will help you avoid expensive mistakes and elevate your engineering quality. Mock Interview Playlist: https://www.youtube.com/playlist?list=PLyHJZXNdCXsdKpIT19C1nlZH_HROXyROF Most Asked Core Java Interview Questions and Answers: https://youtube.com/playlist?list=PLyHJZXNdCXscoyL5XEZoHHZ86_6h3GWE1 Advance Java Interview Questions and Answers: https://youtube.com/playlist?list=PLyHJZXNdCXsexOO1VQ4vs-BM2-8CKrixd Java 8 Interview Questions and Answers: https://youtube.com/playlist?list=PLyHJZXNdCXsdeusn4OM33415DCMQ6sUKy Hibernate Interview Questions and Answers: https://youtube.com/playlist?list=PLyHJZXNdCXsdC-p2186C6NO4FpadnCC_q Spring Boot Interview Questions and Answers: https://youtube.com/playlist?list=PLyHJZXNdCXsexOO1VQ4vs-BM2-8CKrixd Angular Playlist: https://www.youtube.com/watch?v=CAl7RQSdq2Q&list=PLyHJZXNdCXsfxRtDwtGkDD_lLfTWc1g0i SQL Playlist: https://www.youtube.com/playlist?list=PLyHJZXNdCXse86eLuwy5uZohd_bddE9Ni GIT: https://youtube.com/playlist?list=PLyHJZXNdCXscpl6pxOnL2lRWJlzvzjyZE Subscriber and Follow Code Decode Subscriber Code Decode: https://www.youtube.com/c/CodeDecode?sub_confirmation=1 LinkedIn : https://www.linkedin.com/in/codedecodeyoutube/ Instagram: https://www.instagram.com/codedecode25/ #Antipattern #codedecode #interviewquestions