Foundations
Spring Boot Fundamentals
- What Spring Boot solves
- Auto-configuration basics
- Starter dependencies
Learning Path
Spring Boot Roadmap
A progressive path from Spring Boot foundations to architecture, security, testing, and production operations.
Core
Dependency Injection and Beans
- Bean lifecycle
- Constructor injection
- Configuration classes
Coming soon
Core
Configuration and Profiles
- application.yml strategy
- local/staging/production profiles
- Secrets management basics
Coming soon
Web
REST Controllers
- Request mapping
- Request/response DTOs
- HTTP status handling
Coming soon
Web
Validation and Error Handling
- Bean Validation
- Global exception handling
- Consistent API error contracts
Coming soon
Architecture
Layered Design
- Controller/service/repository boundaries
- Business logic placement
- DTO mapping strategy
Coming soon
Data
Spring Data JPA Basics
- Entities and repositories
- CRUD and pagination
- Query method conventions
Coming soon
Data
CriteriaBuilder and Dynamic Queries
- Build type-safe predicates
- Compose dynamic filters
- Specification-style query composition
Coming soon
Data
Database Migrations
- Flyway basics
- Versioned migrations
- Environment-safe schema changes
Coming soon
Security
Security Fundamentals
- Authentication vs authorization
- Filter chain mental model
- Endpoint protection
Coming soon
Security
JWT and API Key Approaches
- Token validation flow
- Key rotation basics
- Security trade-offs
Coming soon
Testing
Unit Testing
- JUnit 5 structure
- Mockito usage
- Given/When/Then style
Coming soon
Testing
Integration Testing
- Repository and API tests
- Testcontainers setup
- Stable test data strategy
Coming soon
Performance
Caching Strategy
- Cache abstraction
- TTL and eviction strategy
- Cache invalidation patterns
Coming soon
Performance
Async Processing
- @Async basics
- Executor thread pools
- Async error handling
Coming soon
Performance
Scheduled Jobs
- @Scheduled patterns
- Cron vs fixed delay/rate
- Idempotent background tasks
Coming soon
Observability
Actuator, Metrics and Tracing
- Health and readiness probes
- Micrometer metrics
- Trace correlation
Coming soon
Delivery
Build and Containerization
- Executable jars
- Docker image strategy
- Runtime configuration
Coming soon
Delivery
CI/CD Pipeline
- Test gates
- Artifact publishing
- Progressive deployment
Coming soon
Production
Production Hardening
- Secure defaults
- Rollback strategy
- Operational runbook mindset
Coming soon
From the Blog
Related to Spring Boot
A selection of three blog posts whose title contains Spring Boot.
13/03/2025 · 4 min
Understanding RESTful APIs: A guide with Spring Boot
RESTful APIs (Representational State Transfer) are a cornerstone of modern software development. They enable communication between applications over HTTP, offering a scalable and stateless architecture. Whether you're bui
#spring-boot #api
open > 06/03/2025 · 2 min
How to implement key authentication in a Spring Boot API
In modern API design, securing endpoints is a fundamental aspect of development. Using an API key in the header, such as "X-API-KEY," is a common practice for lightweight authentication. Here's how you can implement it in
#spring-boot #api
open > 22/02/2025 · 3 min
JPA specifications in Spring Boot: pagination and dynamic search
Spring Boot simplifies application development by providing powerful integrations with Java frameworks, such as JPA (Java Persistence API). Among JPA’s many capabilities, the Specification API stands out as a robust tool
#spring-boot
open >