Summary Experience Education Certifications Languages
Experience Jan 2023 - Jan 2024
1 year 1 month
Further development of a finance layer for subscription and one-time purchase billing and accounting.
Industry: Automotive (Finance)
Technologies: Kotlin, AWS (SQS, S3, ElastiCache, Aurora), React, TypeScript, Coroutines, IntelliJ IDEA, Spring (Boot, Data, WebFlux), JUnit, Testcontainers, Cucumber, Liquibase, PostgreSQL, Webservices (REST), R2DBC, OpenAPI 3, Gradle, GIT, Docker, Netty, GitHub Actions, Jira/Confluence, arc42
Jul 2022 - Mar 2023
9 months
Further development of a documentation platform for quality assurance and billing purposes.
Industry: Healthcare (Finance)
Technologies: Java 11 / 17, vue.js, TypeScript, HTML5/CSS, IntelliJ IDEA, Spring (Boot, Data, Web, Security), Lombok, JUnit, Testcontainers, Selenium, Flyway, Oracle DB, Kubernetes, Helm, Jib, Webservices (REST), RabbitMQ, Gradle, GIT, Docker, Gitea, Jenkins 2.0, Jira/Confluence, arc42
Apr 2021 - Jun 2022
1 year 3 months
Further development of a finance layer for subscription and one-time purchase billing and accounting.
Industry: Automotive (Finance)
Technologies: AWS (SQS, S3, ElastiCache, Aurora), Kotlin, React, TypeScript, Coroutines, IntelliJ IDEA, Spring (Boot, Data, Cloud, WebFlux), JUnit, Testcontainers, Cucumber, Liquibase, PostgreSQL, Webservices (REST), R2DBC, OpenAPI 3, Gradle, GIT, Docker, Netty, Bamboo, Bitbucket, Jira/Confluence
Aug 2020 - Mar 2021
8 months
Development of the backend for a health app (e-prescriptions and e-prescribing) based on microservices and data protection/IT security aspects.
Industry: Health insurance
Technologies: Microservices, Microsoft Azure, Java 11, Kotlin, Terraform, Kubernetes, Helm, IntelliJ IDEA, Spring (Boot, Security, Data), JUnit 5, Cucumber, Hibernate, Liquibase, MS SQL Server, Webservices (REST, SOAP), OpenAPI 3, Gradle, GIT, Docker, Tomcat, Azure DevOps, Jira/Confluence
Jun 2020 - Jul 2020
2 months
Initial design and development of a Spring-based architecture for document exchange as a BiPRO web service.
Industry: Insurance service provider
Technologies: Java 11, Eclipse, Spring (Boot, Security), JUnit 5, Mockito, Liquibase, RestDocs, MS SQL Server, Webservices (SOAP and REST), Maven, GIT, Docker, Tomcat
Jan 2020 - Jun 2020
6 months
Further development of a payments platform with responsibility for adapting to the new ISO20022 format (MX migration).
Industry: Financial services provider
Technologies: Java 8, IntelliJ IDEA, Spring, Selenium, Cucumber, Kanban, JMS (MQ), JUnit, Mockito, Oracle DB, Webservices (REST), JSON, ZKOSS, Maven, GIT, TDD, CI/CD (GitLab CI), Docker, Kubernetes, GitLab, Jira/Confluence
Jan 2018 - Dec 2019
2 years
Further development of a payments platform with responsibility for the international payments team. Technical leadership of up to 14 employees. Creation of work packages in the area of international payments in coordination with project management and clients. Introduction of agile methods with Kanban using a physical board.
Industry: Financial services provider
Technologies: Kanban, Java 8, IntelliJ IDEA, Spring, Selenium, Cucumber, JMS (MQ), JUnit, Mockito, Maven, Oracle DB, Webservices (REST), JSON, ZKOSS, GIT, CI/CD (Jenkins 2.0), Use Cases, TDD, Docker, GitLab, Jira/Confluence
Mar 2016 - Dec 2017
1 year 10 months
Building a new payments platform with architectural responsibility for the graphical interface. Responsible for module design and monitoring of architectural compliance.
Industry: Financial services provider
Technologies: Java 8, Eclipse, Spring, Selenium, Scrum, JMS (MQ), JUnit, Mockito, Oracle DB, Webservices (REST), Maven, TDD, HTML5/CSS, JavaScript, JSON, ZKOSS, GIT, CI/CD (Jenkins 2.0), Docker, GitLab, Jira/Confluence
Oct 2015 - Feb 2016
5 months
Further development of a client-server application for accepting and recording payments and forwarding them as a web-based corporate portal.
Industry: Financial services provider
Technologies: Java, Eclipse, Spring, EJB, Hibernate, JUnit, Mockito, Oracle DB, Webservices (SOAP), XML, WSDL, Ant, HTML5/CSS, ZKOSS, SVN, Continuous Integration (Jenkins)
May 2012 - Nov 2013
1 year 7 months
Development of various web-based cockpits and dashboards for KPI visualization.
Industry: Energy and utilities
Technologies: Java/Groovy, Eclipse, Grails, Gradle, Spring, HTML5/CSS, JavaScript, MVC, GORM, JUnit, PostgreSQL, Tomcat, GIT, Jira/Confluence, Jenkins
Apr 2012 - Sep 2015
3 years 6 months
Development of a scalable platform for visualizing monitoring data in large software landscapes in the browser.
Industry: Science
Technologies: Java/Xtend, Eclipse, GWT, JavaScript, WebGL, jQuery, Ant, H2, HTML5/CSS, AWS, OpenStack, GIT, GitLab, Jenkins