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Achievement: Pull Sharkx2Achievement: QuickdrawAchievement: Arctic Code Vault Contributor

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acasado666/README.md

Hi there 👋 My name is Antonio Casado

🔹 Developer 🔹 Software Architect

I'm a hands-on software engineer focused on Java, Spring, Microservices, Kafka, Kubernetes, AI and practical backend systems. I enjoy building clean proof-of-concepts, learning by doing, and turning software architecture ideas into working code.

LinkedIn GitHub

🧭 About Me

  • 🔭 I work mainly on backend services, microservices, and distributed systems.
  • ⚡ I enjoy building practical demos with Java, Spring, Kafka, AI and cloud technologies.
  • 🌱 I'm exploring Kubernetes, Reactive programming, cloud-native apps, Flink and Microsoft Azure.
  • ✍️ I like sharing examples, notes, and experiments through code.
  • 🧱 I value simple designs, clear APIs, reliable systems, and maintainable code.

⚡ Technologies

Backend : Java Spring

Databases : PostgreSQL Oracle MongoDB MySQL

Architecture & Concepts : Microservices Event Sourcing Design Patterns Cloud Patterns

Tools : Docker Git GitHub Bitbucket JIRA

Frameworks : Apache Kafka Apache Flink

Cloud : Kubernetes Microsoft Azure

AI & ML : Artificial Intelligence Machine Learning

IDEs : IntelliJ IDEA VS Code

📚 Technical Demos & Samples

🚀 Current Focus

  • Modern Java backend development
  • Spring and Spring Boot applications
  • Microservice patterns and distributed architecture
  • Event-driven systems and Kafka
  • Docker, Microsoft Azure, and cloud-native deployment
  • Clean code, testing, and maintainable software design

Building practical software, one clean service at a time.

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  1. sample-kafka-AVRO sample-kafka-AVRO Public

    Kafka Producer Consumer demo using AVRO

    Java

  2. sample-kafka-spring-boot4 sample-kafka-spring-boot4 Public

    Demo for Spring Boot Kafka Producer / Consumer. Updated to spring boot 4

    Java

  3. sample-spring-boot4-poc sample-spring-boot4-poc Public

    Spring Boot 4 Platform Updates and New features

    Java

  4. sample-saga-choreography-pattern sample-saga-choreography-pattern Public

    Saga choreography using Kafka. Adding patterns transactional-outbox and idempotency

    Java 1

  5. sample-spring-boot-kafka-windowing sample-spring-boot-kafka-windowing Public

    Demo for Spring Boot Kafka Streams prove of concepts operations Kafka Streams Windowing: Tumbling, Hopping, Sliding, Session

    Java

  6. sample-spring-kafka-joins sample-spring-kafka-joins Public

    Demo for Spring Boot Kafka Streams prove of concepts Stateful operations.

    Java