Dan Vega Courses

Testing Google Gemini CLI as a Free Alternative to Claude Code for Spring Boot Development

Explore Google Gemini CLI as a free alternative to premium AI coding tools by building a real Spring Boot application with OAuth2 authentication and Tailwind CSS styling.

• YouTube
• 28 minutes
• Self-Paced
• Free Video

Spring Boot and JTE Production Deployment - Common Issues and Solutions

Master Spring Boot and JTE deployment strategies, from handling pre-compiled templates to solving native image compilation challenges while building a practical todo application.

• YouTube
• 21 minutes
• Self-Paced
• Free Video

Spring Boot REST Client Request and Response Logging Tutorial

Master efficient request/response logging in Spring Boot REST clients through custom interceptors, effective stream handling, and reusable logging solutions for cleaner, more informative application monitoring.

• YouTube
• 22 minutes
• Self-Paced
• Free Video

Understanding Tokens and Cost Management in LLM Applications with Spring Boot

Master token tracking and cost optimization for LLMs by building a Spring Boot application with Spring AI integration, automated logging, and comprehensive usage monitoring features.

• YouTube
• 19 minutes
• Self-Paced
• Free Video

Generative AI for Java Developers - From Zero to Hero

Integrate OpenAI's GPT models into Java applications, from command-line scripts to Spring Boot implementations. Learn to build AI-powered systems like book recommendation engines.

• YouTube
• 22 minutes
• Self-Paced
• Free Video

Creating an AI-Powered Financial Advisor with Spring AI and RAG

Master building an AI-powered financial document analyzer using Spring AI and RAG (Retrieval Augmented Generation). Implement vector databases, document processing, and intelligent data retrieval in Java applications.

• YouTube
• 36 minutes
• Self-Paced
• Free Video

Spring Boot Environment Variables and API Key Security Tutorial

Master secure API key management and environment variable configuration in Spring Boot applications for robust development, testing, and production deployments.

• YouTube
• 17 minutes
• Self-Paced
• Free Video

Building Dynamic Forms with Spring Boot and Java Template Engine (JTE)

Create interactive web forms using Spring Boot and Java Template Engine (JTE). Learn to build a user registration form with validation, data persistence, and form submission handling.

• YouTube
• 26 minutes
• Self-Paced
• Free Video

Building a Streaming Chatbot with Spring Boot and Spring AI

Create a responsive, streaming chatbot using Spring Boot and Spring AI. Implement traditional and streaming responses, integrate with Claude 3.5 Sonnet, and build a simple UI with HTMX and Tailwind CSS.

• YouTube
• 17 minutes
• Self-Paced
• Free Video

Building a Dynamic Task Manager with Spring Boot, JTE, and HTMX

Create a responsive task management app using Spring Boot, JTE, and HTMX. Learn to set up the project, implement UI with Tailwind CSS, and add dynamic features without JavaScript.

• YouTube
• 22 minutes
• Self-Paced
• Free Video

JTE Templates in Spring Boot - Creating Reusable Layouts

Learn to create reusable layouts and templates with JTE in Spring Boot applications. Master the @template syntax, build a main layout file, and optimize your view layer for better maintainability.

• YouTube
• 14 minutes
• Self-Paced
• Free Video

Mixing XML and Annotation Configuration in Spring Boot

Master Spring Boot configuration by learning to effectively combine XML and annotation-based approaches while building a REST API, with practical examples and best practices for both legacy and modern applications.

• YouTube
• 17 minutes
• Self-Paced
• Free Video

Building a Spring Boot Extension for Raycast - Mac Development Tutorial

Discover how to streamline Spring Boot development on Mac with a custom Raycast extension, enhancing workflow efficiency and project initialization through an intuitive interface.

• YouTube
• 12 minutes
• Self-Paced
• Free Video

Spring Boot API Integration - Debugging Common Issues and Solutions

Master Spring Boot API integration debugging with practical solutions for JSON mapping, REST client setup, and common error resolution in Java applications.

• YouTube
• 21 minutes
• Self-Paced
• Free Video

Supercharge Your Spring GraphQL APIs with Advanced Performance Tips - 2025

Master advanced performance optimization techniques for Spring GraphQL APIs, including N+1 problem solutions, virtual threads implementation, and batch mapping strategies for enhanced efficiency.

• YouTube
• 29 minutes
• Self-Paced
• Free Video