Freelancer profile translated to English.

Description

I am a software architect in the Java backend area, offering the development and expansion of scalable web services with ReST as well as classic SOAP services. User interfaces with Angular, ThymeLeaf, or Web Components are also among my strengths.

Industry field of expertise

Languages

English
Conversational
German
Native or bilingual

Workplace preferences

Can work on-site

Köln (up to 50km)

Signal Iduna
Software Architect
BANKING AND INSURANCE
July 2022 - Today (3 years and 11 months)
Dortmund, Germany
Replacement of the WebSphere legacy with a cloud-native microservice platform on OpenShift/Kubernetes (Docker). Services with Spring Boot/Dropwizard, UI in Angular; communication via Kafka (events) and IBM MQ (bridges). Persistence: PostgreSQL (transactional) & MongoDB (document-oriented). CI/CD & GitOps with Jenkins (Build/Test) and Argo CD (Deploy); Terraform for IaC
Spring Boot Jenkins Spring Security Angular Java
AXA
Software Architect
BANKING AND INSURANCE
March 2020 - July 2022 (2 years and 4 months)
Köln, Germany
Guidance and development of a technical roadmap for the end-customer portal My AXA
Development and evaluation of various technical concepts at the application and system level
Development of a phased migration concept for low-risk modernization of frontend components based on Web Components
Support of the modernization up to successful production readiness, release, and deployment of the customer portal
Integration of business processes while adhering to the Enterprise Integration Pattern (EIP)
Expansion and implementation of frontend processes with Spring MVC, Freemarker, HTML, CSS & JavaScript
Expansion of monitoring using Kibana, Graylog, Prometheus & Grafana
Acting as Security Champion (by Frauenhofer Institute)
Conversion of existing REST APIs to a contract-first approach using OpenAPI 3 (Swagger) specification
Agile development according to SCRUM
Pixelpark
Backend Shop System
E-COMMERCE
October 2018 - January 2020 (1 year and 4 months)
Köln, Germany
The J2EE application in the backend of the website serves the interfaces of corporate partners. Furthermore, batch jobs ensure compliance with GDPR and simultaneously ensure a sustainably regenerative system. Using containerization, microservices were developed and secured with OAuth2.
Spring Boot Spring Security Docker AWS ReST