Level Up Your Backend Development Skills

Master Spring Boot error handling in Kotlin with comprehensive examples: learn to implement global exception handlers, custom error responses, and production-ready error handling strategies

Learn how to secure your Spring Boot REST APIs using Kotlin with industry-standard security practices and implementations.

Learn how to implement robust request validation in Spring Boot with Kotlin, from basic field validation to custom validators, complete with practical examples and best practices.

Learn how to implement robust task scheduling in Spring Boot using Kotlin, from basic fixed-rate tasks to complex cron expressions with real-world examples.

Learn how to implement resilient retry mechanisms in Kotlin Spring Boot applications using Spring Retry, including exponential backoff, conditional retries, and best practices for handling transient failures in microservices

Learn how to implement dependency injection and manage Spring beans in Kotlin Spring Boot applications for cleaner, more maintainable code with practical examples and best practices.

Learn how to build a modern REST API using Kotlin and Spring Boot 3.2. This practical guide covers everything from project setup to testing, with complete code examples.

Discover how to effectively use Kotlin's sealed classes to create robust and type-safe code. Learn best practices, common use cases, and how to avoid typical pitfalls when working with sealed hierarchies.

Master Kotlin's also function for handling side effects and method chaining. Learn when and how to use it effectively with practical examples, best practices, and common pitfalls to avoid in your Kotlin applications.

Learn how to effectively use Kotlin's run function for computing values, grouping operations, and handling complex initialization logic. Master its unique characteristics and best practices with practical examples.