Mario Janßen not available until 10/31/2021

Mario Janßen

Senior Java Backendentwicker

not available until 10/31/2021
Profileimage by Mario Janssen Senior Java Backendentwicker from Jever
  • 26441 Jever Freelancer in
  • Graduation: not provided
  • Hourly-/Daily rates: not provided
  • Languages: German (Native or Bilingual) | English (Full Professional)
  • Last update: 08.03.2021
KEYWORDS
PROFILE PICTURE
Profileimage by Mario Janssen Senior Java Backendentwicker from Jever
SKILLS
  • 13 years of professional Software development with focus on Backend Systems.
  • System strategy and architecture. Technical team management.
  • Agile methods: Code Reviews, TDD, Scrum, Kanban
  • Technologies
    • OOP, OOD, Functional Programming,
    • Java, Spring Boot/MVC/Data/Security/oAuth, ORM, JPA, Hibernate, JDBC
    • Angular, TypeScript, JSP + Tiles 
    • SQL, ER, MySQL + Workbench, PostgreSQL + pgAdmin,
    • Redis
    • SOA, Microservices
    • RestFul API, SOAP
    • oAuth2 + JWT
    • Tomcat
    • Jenkins CI
    • Shell, SSH, VPN
    • Intellij, VSCode, Netbeans
    • GIT, GitHub, SVN
    • Jira, Confluence
    • Graphana



PROJECT HISTORY
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