Andreas B.

Senior Frontend Developer

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Troisdorf, Germany

Experience

May 2024 - Present
1 year 8 months

Senior Frontend Developer

Roadex

  • Developed an app
  • Technologies: React Native, Expo, SupaBase, TypeScript, GitHub, Trello
Dec 2023 - Present
2 years 1 month

Senior Backend Developer

Deutsche Bahn Fernverkehr AG

  • Created microservices for payments
  • Technologies: Java, Spring Boot, AWS, ECS, GitLab, REST API, Maven, PostgreSQL, Jira, Confluence
Jul 2022 - Mar 2024
1 year 9 months

Senior Software Developer

ELIONOVA AG

  • Built an application to control measurement hardware with a Tauri app on Raspberry Pi
  • Developed a cloud application to store and analyze measurement results with Spring Boot and React.JS
  • Created a Tauri app to print ZPL labels on Windows
  • Technologies: Java, JavaScript, Tauri, Rust, React.JS, AWS, Kubernetes, Docker, GitLab CI/CD, REST API (JSON), Maven, PostgreSQL
Jul 2022 - Apr 2023
10 months
Berneck, Switzerland

Senior Backend Developer

DeliveryCompany AG

  • Designed the architecture and implemented microservices
  • Migrated to the cloud and integrated Android and iOS apps
  • Rebuilt the admin interface in React.JS
  • Technologies: Java, Spring Boot, Apache Kafka, React.JS, TypeScript, AWS, Kubernetes, Docker, GitHub, Node.js, REST API, Maven, PostgreSQL
Jan 2020 - Dec 2022
3 years
Dillenburg, Germany

Senior Backend Developer

Artemis Lichtblick GmbH

  • Converted medical billing to FHIR
  • Developed event-driven microservices in an on-premises Kubernetes environment
  • Built an admin interface with React.JS
  • Set up GitLab CI/CD pipelines
  • Technologies: Spring Boot, Java, JavaScript, React.JS, Kubernetes, Docker, FHIR, RabbitMQ, GitLab CI/CD, Helm, REST API, Maven, PostgreSQL
Sep 2015 - Jun 2022
6 years 10 months

Technical Consultant

Cologne Intelligence

  • Backend development in various projects, e.g., for a banking app and a telecommunications app
  • Methods: SCRUM, Kanban
  • Technologies: Java, Spring Boot, JavaScript, React.JS, Kubernetes, Docker, Jira, Confluence, Jenkins, Artifactory, GitLab CI/CD, REST API, AWS, Kotlin, Quarkus, Go
Jun 2012 - Aug 2015
3 years 3 months

Senior Fullstack Developer and Architect

ixmid Software Technologie GmbH

  • Further development of a report management system in Java with GWT
  • Refactoring of legacy code
  • Technologies: Java, JavaScript, GWT, SQL, Jenkins, CI/CD
Oct 2008 - May 2012
3 years 8 months

Consultant

BGS Systemplanung AG

  • Development of various projects, including software for the 2011 census and documentation of Bundeswehr equipment
  • Technologies: IBM DB2, Java, Xtext, HTML, CSS, UML, Jenkins
Jul 2006 - Sep 2008
2 years 3 months

Software Systems Consultant

SEG Hamburg

  • Development of price calculation for inventory vehicles, application portal, archive client, incoming invoice register, workflow generator, and workflow IDE
  • Implementation of a template engine
  • Technologies: HTML, Java, JavaScript, JSF, JSP, MaxDB, SQL, Struts
Apr 2001 - Jun 2006
5 years 3 months

Software Developer

ixmid Software Technologie GmbH

  • Development of a report management system, e-commerce system, multimedia database, and DMS-compatible archive link system
  • Implementation of various DICOM modules and an ORM framework
  • Technologies: Java, JavaScript, SQL, XML, CSS, DICOM, JSP, Lucene, MongoDB
Feb 2001 - Mar 2001
2 months
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Self-employed Software Developer

  • Continued the last project at COODEX
  • Technologies: Oracle DB, OOD, UML, EJB, Java, Client-Server
Apr 2000 - Jan 2001
10 months

Software Developer

Coodex Consulting GmbH

  • Developed a client-server application for controlling software in the chemical industry
  • Technologies: Oracle DB, OOD, UML, EJB, Java
Oct 1998 - Mar 2000
1 year 6 months

Software Developer

Janus & Wäschenbach Computer Consulting

  • Host programming and database-driven applications in Smalltalk and Java for wholesale trade
  • Technologies: IBM DB2, OS/2, Java, Smalltalk
Feb 1998 - Sep 1998
8 months

Software Designer

Primus Online

  • Webmaster, postmaster, and content maintenance tasks
  • Integration of externally developed software
  • Technologies: SQL, C, C++, Java, Perl, HTML
May 1997 - Jan 1998
9 months

Application Developer

Metronet

  • Updated ISP software, especially customizing an email system
  • Technologies: Oracle DB, SQL, Apache, C, Perl
Nov 1995 - Apr 1997
1 year 6 months

Software Engineer SGML/XML Database

eidon GmbH

  • Software development and system administration in the area of SGML/XML databases
  • Technologies: SQL, C, HTML, Java, Oracle DB, Visual Basic, XML, SGML, OEL

Skills

  • Backend: Java, Spring Boot, Spring Framework, Sql, Postgresql, Db/2, Oracle Database, Tauri, Rust, Xtext, Kotlin, Jpa, Ejb, C, Python, Perl, Smalltalk, Node Js, Mongodb, Apache Kafka, Rabbitmq
  • Frontend: Javascript, Typescript, React.js, React Native, Unity 3d, Blender, Jsf, Jsp, C#
  • Admin: Kubernetes, Docker, Bash Script
  • Methods: Scrum, Kanban, Pair Programming, Code Reviews, Test Driven Development, Uml
  • Protocols And Formats: Dicom, Sgml, Xml, Html, Css, Rest, Swagger, Open Api, Json, Jwt, Latex
  • Development: Git, Gitlab, Microservices, Maven, Jenkins, Artifactory
  • Soft Skills: Team Player, Reliability, Willingness To Learn, Problem-solving Skills, Flexibility

Languages

German
Native
English
Advanced
French
Advanced

Education

Oct 1988 - Jun 1995

Karlsruhe University

Diploma in Computer Science · Computer Science · Karlsruhe, Germany

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