This project uses Apache Flink as a stream engine that consumes data from the File system or Kafka brokers and exposes metrics using Prometheus and Grafana, everything deployed on Kubernetes (minik…

tic-tac-toe demo using spring-boot

Exploring Spring framework with spring-webflux, spring-reactive, spring-kafka, spring-cloud-stream, kafka-stream with project-reactive using Java 11

This is a bidding system implemented using Java 11 with Spring-webflux and the project-reactor. The project uses spring-actuator and micrometer to expose metrics to Prometheus and visualize them in…

This is a GitHub Kafka source connector. It consumes issues from a Github repo and published them on a Kafka topic.

This project implements an end-to-end pipeline for batch to stream processing using Kafka on Docker images. Besides that, there are exercises for a full course in Kafka.

This project is a demo of an Akka-http and Akka-cluster running on top of Kubernetes (minikube) and with its own Docker image created by sbt-native-packager. It also includes several other examples…

Practicing Spark

This is a bidding system implemented using Scala with the libraries: akka-actor, akka-http, and akka-streams. Its docker image is created using abt-native-packager and it is tested on minikube.

An elevator system using Akka actors to receive PickUps and DropOff messages asynchronously.

This project shows some examples using gRPC in java using blocking-unary, stream server, stream client, BiDiretctional stream, secure (SSL/TLS) calls, error handling, deadlines, and load balance.

Exploring Raspberry Pi using C/C++ programming language