Nils Bokermann

Nils Bokermann

Senior Developer

I have been working as a freelance software developer and software architect in the Java environment since 2011. In addition to software development, my focus is on DevSecOps principles. I am happy to support and advise you in the areas of Java enterprise applications, application security, software architecture and the automation of software development processes.

How I can support you

  • Do you need someone for Java backend development, continuous delivery or DevSecOps in your project?
  • Are you in the conception phase or do you need a review of your existing system?
  • Do you have a specific IT problem and need a sparring partner?
Interests
  • Agile Softwareentwicklung mit Java-Technologien und Open Source
  • Application Security
  • Softwarearchitektur
  • Buildmanagement
  • Konfigurationsmanagement
  • Continuous Integration
  • Continuous Delivery
  • Telecommunications - Financial service providers - Industry - Car Rental - IT services - E-Commerce - Electronics - Energy Supply

Projects

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Senior Architekt
Seghorn GmbH
January 2023 – November 2024 Braunschweig
Design and implementation of a client portal for a service provider in the field of claims management. Connection to IBM iSeries data storage, modular design and CQRS data structure.
Duties
  • Requirement Engineering
  • Architecture conception
  • Database Design
  • Code Review
  • Implementation

Tags: Architektur, Requirements Engineering, Dokumentation

Frameworks: Java 17, TypeScript, VueJS, Spring Boot, JPA, REST

 
 
 
 
 
Senior Consultant
Systemum GmbH & Co.KG
September 2022 – December 2022 Braunschweig
Implementation of adapter programs for test evaluation in Polarion.
Duties
  • Connection of interfaces
  • Data transformation

Tags: SOAP, XML, Java

Frameworks: Java 17, Stax, CXF, Spring Boot, Picocli

 
 
 
 
 
Senior Architekt
Systemum GmbH & Co.KG
December 2021 – December 2022 Braunschweig
Architecture documentation in the embedded environment.
Duties
  • Analysis of existing documentation
  • Creation of an architecture concept

Tags: Architecture, Embedded, Documentation

 
 
 
 
 
Senior Architekt
Seghorn GmbH
December 2021 – December 2022 Braunschweig
Architecture analysis of an accounts claims management system.
Duties
  • Analysis of existing documentation
  • Creation of an architecture concept

Tags: Architecture, Embedded, Documentation

 
 
 
 
 
Developer/DevOps-Consultant
Verband der Vereine Creditreform e.V.
June 2021 – June 2022 Neuss
Development of a messaging platform for claims management. The aim of the project was to gradually replace legacy systems with standard software that is connected to existing systems via a messaging system using REST services and mappers.
Duties
  • Development in Java/Spring Boot
  • Further development of the CI/CD platform
  • Kubernetes deployment
  • Coachg

Tags: Java, Spring Boot, Mircoservice, Architecture, Kubernetes, Docker, Helm, OpenAPI, Hashicorp Vault

Frameworks: Java 17, Groovy, JPA, Spring Boot, Docker, Kubernetes, Ansible, OpenAPI, Jenkins, Maven, Jira, Confluence, git, Junit 5, Mockito, AssertJ, Scrum, Hashicorp Vault, AsciiDoc

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Talks

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Dynamic Credentials
Nov 9, 2023 W-JAX 2023 München
Code Slides
Dynamic Credentials
May 9, 2023 JAX 2023 Mainz
Code Slides
Dynamic Credentials
Nov 6, 2022 GUUG Herbstfachgespräch Remote
Code Slides Video
Wie sicher ist "sicher"?
Jul 7, 2022 Java Forum Stuttgart Stuttgart
Code Slides Video
Wie sicher ist "sicher"?
Jun 13, 2022 Softwerkskammer Köln Online
Code Slides
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Publications

Wie Sicher Ist Sicher

HTTPS, and therefore TLS, is used everywhere, but TLS is more than just uploading the certificate to the server. What mechanisms can be …

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Alternativen zum Monolithen Kubernetes

Modern, distributed architecture is replacing monoliths and large systems. This is accompanied by the deployment architecture is also changing. Often new world is often directly associated with Kubernetes. associated with Kubernetes. The fact that there are other options besides Kubernetes that also enable an iterative migration are is shown in this article

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