Skip to content
View freyderdev's full-sized avatar
3 followers · 9 following

Achievements

Achievement: Pull Shark

Achievements

Achievement: Pull Shark

Highlights

  • Pro

Block or report freyderdev

Block user

Prevent this user from interacting with your repositories and sending you notifications. Learn more about blocking users.

You must be logged in to block users.

Maximum 250 characters. Please don't include any personal information such as legal names or email addresses. Markdown supported. This note will be visible to only you.
Report abuse

Contact GitHub support about this user’s behavior. Learn more about reporting abuse.

Report abuse
freyderdev/README.md

👋 Hi, I'm Freyder Otálvaro

💻 Senior Java Developer | ☁️ AWS Learner | 🌍 Remote-friendly | 🇨🇴 Colombia

🚀 About Me

I'm a backend engineer with 10+ years of experience building reliable, scalable, and clean systems using Java and Spring Boot.
I specialize in microservices, reactive programming with WebFlux, and cloud integration.

  • 🔧 Currently building event-driven systems with Kafka, Redis, and WebFlux
  • 🧠 Studying AWS Solutions Architect Certification
  • 📈 Improving my English to reach B2 fluency for global opportunities
  • ❤️ Passionate about clean code, system design, and mentoring developers

🛠️ Tech Stack

Languages & Frameworks:

  • Java with Spring Ecosystem (Spring Boot, Spring JDBC, Spring Security, WebFlux)
  • JavaScript, ReactJs

Databases & Messaging: PostgreSQL, MongoDB, Redis, Kafka, RabbitMQ
DevOps & Cloud: Docker, Kubernetes, AWS (S3, EC2, Lambda), GitHub Actions
Testing: JUnit, Mockito, Postman,Oracle

📂 Highlight Projects

  • 🔹 spring-cloud-architecture
    Distributed microservices architecture with Spring Boot 3, Spring Cloud, Docker, and centralized security using OAuth2 and JWT. Includes service discovery, configuration management, tracing, and container orchestration..

  • 🔹 worker
    Event-driven order processing with Kafka, Redis, MongoDB, and WebFlux.

  • 🔹 spring-boot-webflux-apirest
    Reactive CRUD API with Spring Boot and MongoDB.

  • 🔹 data-structures-algorithms-java
    Classic algorithms and coding problem solutions in Java.

  • 🔹 react-invoice-manager
    Interactive billing app built with React.

📈 My GitHub Stats

📫 Let's Connect

Pinned Loading

  1. spring-cloud-microservices-showcase spring-cloud-microservices-showcase Public

    This repository showcases a complete microservices architecture built with Spring Boot 3, Spring Cloud, and Docker, designed to demonstrate real-world backend patterns in distributed systems.

    Java

  2. spring-boot-webflux-apirest spring-boot-webflux-apirest Public

    Reactive REST API built with Spring Boot, WebFlux, and MongoDB. Includes full CRUD, photo uploads, and functional routing.

    Java 1

  3. spring-boot-webflux-client spring-boot-webflux-client Public

    Reactive WebClient application that consumes a RESTful API built with Spring Boot and WebFlux.

    Java 1

  4. chispazo chispazo Public

    1

  5. worker worker Public

    Reactive Java microservice for real-time order processing using Kafka, Redis, MongoDB, Go APIs, and Spring WebFlux with resilience and caching strategies.

    Java 1

  6. data-structures-algorithms-java data-structures-algorithms-java Public

    Coding interview problems solved in Java. Includes common data structures and algorithms with commented solutions and complexity analysis

    Java 1