Ivan Franchin – Medium

Ivan Franchin
in
ITNEXT

Implementing a Spring Shell to interact with a Reactive Spring Boot API

Step-by-step guide on developing the Book Shell for easy interaction with the Reactive Book API using HTTP Interface

6 min read3 days ago

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Implementing a Spring Shell to interact with a Reactive Spring Boot API

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Ivan Franchin
in
ITNEXT

Using Nginx to load balance requests to a Keycloak cluster

Running a Keycloak cluster with two instances and adding Nginx in front of the cluster as a reverse proxy and load balancer

8 min read5 days ago

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Using Nginx to load balance requests to a Keycloak cluster

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Ivan Franchin
in
ITNEXT

Creating a Multiplayer Game with Socket.IO, Express.js and Phaser 3

Step-by-step guide to implement a simple multiplayer car game

7 min readApr 15, 2024

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Creating a Multiplayer Game with Socket.IO, Express.js and Phaser 3

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Ivan Franchin
in
ITNEXT

RSocket & Spring Boot: Implementing the Crypto Shell

Step-by-step guide on building the Crypto Shell with RSocket and Spring Shell

6 min readApr 9, 2024

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RSocket & Spring Boot: Implementing the Crypto Shell

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Ivan Franchin
in
ITNEXT

Synchronizing Spring Boot schedulers with ShedLock

How to use Optimistic Locking and ShedLock to synchronize Crypto Service schedulers when publishing to Apache Kafka

10 min readApr 4, 2024

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Synchronizing Spring Boot schedulers with ShedLock

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Ivan Franchin
in
ITNEXT

Implementing a Spring Shell to interact with a Spring Boot API

Step-by-step guide to developing the Movie Shell for easy interaction with the Movie API using HTTP Interface

6 min readApr 3, 2024

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Implementing a Spring Shell to interact with a Spring Boot API

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Ivan Franchin
in
ITNEXT

Using AWS SNS and SQS to stream Alerts from a Spring Boot producer to consumers

Implementing a Spring Boot Alert producer and two consumers that uses AWS SNS and SQS running locally using LocalStack

11 min readMar 27, 2024

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Using AWS SNS and SQS to stream Alerts from a Spring Boot producer to consumers

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Ivan Franchin
in
ITNEXT

Implementing a Serverless AWS Lambda with Spring Cloud Function & AWS Adapter

Guide to implementing the Greetings Lambda Function with Spring Cloud Function & AWS Adapter, everything running locally with LocalStack

8 min readMar 25, 2024

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Implementing a Serverless AWS Lambda with Spring Cloud Function & AWS Adapter

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Ivan Franchin
in
ITNEXT

Implementing a Spring Boot App that uses AWS Secrets Manager to store its MongoDB credentials

Step-by-step guide to develop the Book App using MongoDB, with credentials stored in AWS Secrets Manager running locally with LocalStack

7 min readMar 20, 2024

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Implementing a Spring Boot App that uses AWS Secrets Manager to store its MongoDB credentials

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Ivan Franchin
in
ITNEXT

Implementing a Spring Boot App using AWS DynamoDB as database

Step-by-step guide for implementing the Movie App with AWS DynamoDB, running locally with LocalStack

7 min readMar 18, 2024

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Implementing a Spring Boot App using AWS DynamoDB as database

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Ivan Franchin

Ivan Franchin

Lead Software Developer with BS and MS in Computer Science. Writing about Java, Spring, software development in general, and emerging technologies.

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