Project: ZVFutureNow Industry: Banking
In a large banking association, the payment processing systems are being completely redeveloped. As part of my subproject, the payment operations are being rebuilt using stream processing.
Team size: 18 Technologies & Tools: Java 21, Kafka, Spring Boot, Google Cloud, SCDF, Kubernetes, PostgreSQL, Drools, Git, S3, MongoDB
Project: International Claims System Industry: Insurance
In an insurance company, all central insurance systems are being redeveloped. My focus in this subproject is on the claims system that handles the processing of damage cases.
Team size: 12 Technologies & Tools: Java 17, Spring Boot, Vaadin, Azure, Argo CD, Kubernetes, PostgreSQL, Camunda, Git, Faktorzehn, Azure Service Bus, Grafana, Octane
Project: Data Migration Tools in the Automotive Sector Industry: Leasing
Led development of migration tools for data transfer between multiple systems during the merger of two large leasing companies.
Team size: 15 Technologies & Tools: Kotlin, Spring Boot, Oracle, Azure, Kotlin Exposed, Azure DevOps, Git, Jira
Project: Digital Claims Reporting Industry: Reinsurance
In this reinsurance project, tools are built for claims search, including full-text search. We also create upload tools that let insurance clients submit claims via bulk imports. The submitted data is then transferred to data lakes or within a data mesh.
Team size: 6 Technologies & Tools: Kotlin, Spring Boot, Spring WebFlux, Azure, Cosmos DB, Azure Search, Argo CD, Databricks, Apache Spark, Scala, Azure DevOps, Git
Project: Colibri Industry: Public Sector
COLIBRI is a payment system for unemployment benefits with an annual payout of about €15 billion. It currently runs on a three-tier architecture (presentation, logic, data) with CORBA and is written in C++. We are replacing C++ with Java.
Team size: 14 Technologies & Tools: Java EE 7, EJB, JTA, JAXB, JAX-RS, JPA, CDI, Bean Validation, Interceptors, Managed Beans, Microservices, REST Services, Maven, Git, Stash, Jenkins
Project: Social Network Industry: Non-Profit
Developed a social network for a sustainable mobile phone manufacturer.
Team size: 12 (backend completely independent) Technologies & Tools: JHipster, Kotlin, Spring Boot, Angular, Keycloak, HATEOAS
Project: E-Commerce-Capable Backend Systems in the Automotive Sector Industry: Leasing
Built a fully digital application process for a leasing company, including integration with digital marketplaces.
Team size: 15 Technologies & Tools: Kotlin, Kubernetes, Azure, MongoDB (Cosmos), React, NATS, Redis, Camunda, React, PostgreSQL, Jira, Confluence
Project: Pricing Service Modernization Industry: Leasing
Rebuilt a pricing service as a microservice.
Team size: 4 Technologies & Tools: Java, Kubernetes, Azure, MongoDB, Redis
Project: Notification Component Industry: Shipping Logistics
Enhanced a notification component.
Team size: 8 Technologies & Tools: Java, OpenShift, Google Firebase, JMS, ActiveMQ, Oracle
Project: Parcel Shop Finder Industry: Shipping Logistics
Rebuilt the parcel shop finder.
Team size: 3 Technologies & Tools: Kotlin, OpenShift, Spring Boot, MongoDB, Grafana, Gatling
Examples:
Technologies & Tools: JHipster, Kotlin, Spring Boot, Angular, Keycloak, PostgreSQL
Project: Fleet Management Software Industry: Automotive
Adapted and enhanced fleet management software for a fleet management service inside a leasing company.
Team size: 7 Technologies & Tools: Java, Struts, Hibernate, Oracle, BIRT, SOAP, REST
Project: Claims Management Component Industry: Insurance
Adapted and enhanced a claims management software for car insurance B2B damage notifications.
Team size: 3 Technologies & Tools: Java, Struts, Hibernate, Oracle, BIRT, SOAP
Project: International Fleet Management Rollout Industry: Fleet Management
A fleet management company expanded from domestic service to operations in 26 countries for a major international client.
Team size: 6 Technologies & Tools: Java, Struts, Hibernate, Oracle, BIRT
Project: PDF Reports Industry: Credit Reporting Agency
Developed PDF reports (previously only ASCII text reports existed).
Team size: 2 Technologies & Tools: Java, DB2, iText
Project: Development and Operation of Web Crawlers Industry: Credit Reporting Agency
Built web crawlers in the credit reporting field.
Team size: 2 Technologies & Tools: Java, DB2, JSF, Lucene, UC4
Project: Analytical Campaign Management Industry: Non-Profit
Built a system for analytical campaign management for a non-profit organization.
Team size: 6 Technologies & Tools: Java, Struts, Hibernate, AspectJ, Oracle
Developed an ERP system for multichannel fulfillment. Built and integrated APIs for Shopify, Etsy, and Amazon shops. Set up email integration via SendGrid.
Technologies & Tools: JHipster, Kotlin, Spring Boot, Neo4j, DuckDB, Shopify API, Etsy API, Amazon API, Angular, GraphQL
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