Marcel Overdijk
Experienced freelance software developer / architect
QgonSoftware development, architecture, design, consultancy, training, fixed-price projects, integration software, web applications, webshops, websites.
Languages: Java, Kotlin, Groovy, HTML, CSS, JavaScript, TypeScript, Python.
Application frameworks: Spring Boot, Micronaut, Quarkus, SmallRye, Express.
Architectural styles: REST, GraphQL, Messaging, Microservices.
Build tools: Gradle, Maven.
Cloud: Amazon Web Services, Google Cloud, Microsoft Azure, Heroku.
Database: SQL, JDBC, jOOQ, JPA, Hibernate, GORM.
Other libraries: Jackson, JUnit, Mockito, Spock, MapStruct, RiveScript.
Other applications: IntelliJ IDEA, Eclipse, Visual Studio Code, Git, Jira.
Can-do mentality, result driven, hard working, communicative, social, coaching team members.
A selection of technologies I'm passionate about and which I used in projects
