--- title: "Sami Ahmed Yusuf Kolarkar (@SamiKolarkar) | Hashnode" description: "Backend Developer. Read the latest articles by Sami Ahmed Yusuf Kolarkar on Hashnode." url: "https://hashnode.com/@SamiKolarkar" --- @SamiKolarkar # Sami Ahmed Yusuf Kolarkar @SamiKolarkar · Solapur, India · Joined July 2025 Backend Developer ### [Exception Handling in Spring Boot REST APIs (Complete Guide)](https://backendwithjava.hashnode.dev/spring-boot-exception-handling?utm_source=hashnode&utm_medium=feed) Learn exception handling in Spring Boot REST APIs using custom exceptions and global exception handlers step by step. 3 min read · [backendwithjava.hashnode.dev](https://backendwithjava.hashnode.dev/spring-boot-exception-handling?utm_source=hashnode&utm_medium=feed) [May 16](https://hashnode.com/posts/spring-boot-exception-handling/6a0890939d86d73daac81cd1) ### [Understanding Spring Boot Project Structure (Beginner to Advanced)](https://backendwithjava.hashnode.dev/understanding-spring-boot-project-structure-beginner-to-advanced?utm_source=hashnode&utm_medium=feed) Learn Spring Boot project structure with controller, service, repository layers and best practices for backend development. 3 min read · [backendwithjava.hashnode.dev](https://backendwithjava.hashnode.dev/understanding-spring-boot-project-structure-beginner-to-advanced?utm_source=hashnode&utm_medium=feed) [Mar 22](https://hashnode.com/posts/understanding-spring-boot-project-structure-beginner-to-advanced/69bf7ed24a1e513e418204f9) ### [Building a Spring Boot CRUD Application with MySQL (Step-by-Step Guide)](https://backendwithjava.hashnode.dev/building-a-spring-boot-crud-application-with-mysql-step-by-step-guide?utm_source=hashnode&utm_medium=feed) Introduction In modern backend development, applications usually need to store and manage data in a database. One of the most common patterns used for this purpose is CRUD operations. CRUD stands for: 3 min read · [backendwithjava.hashnode.dev](https://backendwithjava.hashnode.dev/building-a-spring-boot-crud-application-with-mysql-step-by-step-guide?utm_source=hashnode&utm_medium=feed) [Mar 15](https://hashnode.com/posts/building-a-spring-boot-crud-application-with-mysql-step-by-step-guide/69b62e7234db550e2c222897) ### [Building a Simple REST API using Spring Boot (Step-by-Step Guide)](https://backendwithjava.hashnode.dev/spring-boot-rest-api-guide?utm_source=hashnode&utm_medium=feed) Learn how to build a REST API using Spring Boot with a simple step-by-step guide for beginners in backend development. 3 min read · [backendwithjava.hashnode.dev](https://backendwithjava.hashnode.dev/spring-boot-rest-api-guide?utm_source=hashnode&utm_medium=feed) [Mar 6](https://hashnode.com/posts/spring-boot-rest-api-guide/69aace0778c5adcd0e0f62b6)