Nils B.
Senior Architect
Experience
Jan 2023 - Nov 2024
1 year 11 monthsBremen, Germany
Senior Architect
Seghorn GmbH
- Independent builds of components through smart interface design
- Ensuring availability through decoupled software architecture
- Java implementation
- Technical leadership of developers through code reviews
Sep 2022 - Jan 2023
5 monthsBremen, Germany
Senior Consultant
Seghorn GmbH
- Gathering architecture requirements through interviews
- Creating a target architecture
- Migration plan
Sep 2022 - Dec 2022
4 monthsBraunschweig, Germany
Senior Consultant
Systemum GmbH & Co.KG
- Improving traceability of requirements by integrating Jenkins and jUnit applications with the central ticket system
Dec 2021 - Dec 2022
1 year 1 monthBraunschweig, Germany
Senior Architect
Systemum GmbH & Co.KG
- Analyzing existing documentation
- Creating an architecture concept
Jun 2021 - Jun 2022
1 year 1 monthNeuss, Germany
Developer/DevOps Consultant
Association of Creditreform Clubs
- Developing in Java/Spring Boot
- Evolving the CI/CD platform
- Kubernetes deployment
- Coaching
Apr 2019 - Jun 2021
2 years 3 monthsNeuss, Germany
IT Consultant
Verband der Vereine Creditreform
- Architecture analysis of a distributed application
- Further development of the CI/CD platform
- Kubernetes deployment
- Kubernetes security
- Coaching
Apr 2018 - Apr 2019
1 year 1 monthBraunschweig, Germany
Senior Java Developer
Systemum GmbH & Co. KG
- Development of Java components
- Documentation of the current architecture
- Creation of architecture proposals for the target architecture
- Further development of the CI/CD platform
- Migration from Jenkins to GitLab CI
Feb 2018 - May 2018
4 monthsCologne, Germany
Senior Java Developer
anderScore GmbH
- Development of Java components
- Design and development of Vaadin user interfaces
- REST services
- Requirements analysis
- Reverse engineering
Oct 2017 - Jan 2018
4 monthsBraunschweig, Germany
Senior Consultant
Systemum GmbH & Co. KG
- Gathering core requirements
- Analysis of the existing system architecture
- Designing the target architecture
- Drafting a migration strategy
- Planning prototype implementation
Apr 2017 - Jun 2017
3 monthsHanover, Germany
Senior Java Developer
E.ON Business Services GmbH
- Implementation in Java and Spring
- Introduction of a behavior-driven test system
Jul 2015 - Oct 2017
2 years 4 monthsDüsseldorf, Germany
Java Backend Developer
Valtech GmbH
- Implementation in Java and Spring
Apr 2015 - Mar 2017
2 yearsBraunschweig, Germany
Senior JEE Developer
Systemum GmbH & Co. KG
- Implementation in JEE (EJB3.1)
- Administration of JBoss 7.2 (Red Hat EAP 6.4)
Apr 2014 - Apr 2014
1 monthWolfsburg, Germany
IT Security Consultant
Volkswagen AG
- Leading a workshop on in-vehicle IPv6 security
Apr 2013 - Dec 2014
1 year 9 monthsWolfsburg, Germany
Product Owner (Technical Part)
Volkswagen AG
- Software architecture
- QA management
- Test management
- Interface design
- Requirements analysis
- Process design
Nov 2012 - Mar 2013
5 monthsOldenburg, Germany
Senior Java Developer
EWE TEL GmbH
- Implementation
- Testing
Aug 2012 - Oct 2012
3 monthsStuttgart, Germany
IT Consultant
Versatel Deutschland GmbH
- Documentation of a system for managing lines, IPv4 networks and routers
- Reverse engineering PHP
- Reverse engineering PostgreSQL
Jul 2012 - Aug 2012
2 monthsAugsburg, Germany
Developer
EMDS AG
- Implementation of an EAI interface between SAP and valuemation using Orchestra
May 2012 - May 2012
1 monthMunich, Germany
Senior C Developer
PrimeForce
- Implementation of an Apache httpd module to ensure a session cookie
- Solution description
Jul 2011 - Mar 2012
9 monthsWolfsburg, Germany
Senior Java Developer
Volkswagen
- Coordination of software development
- Software architecture
- Implementation of J2EE on IBM WebSphere
- Extension of Apache httpd modules (mod_ssl, mod_auth_ldap)
Sep 2009 - Apr 2011
1 year 8 monthsVerl, Germany
Senior Billing System Analyst
Telefónica O2 Germany GmbH & Co. OHG
- Development and design of a wholesale billing solution for VoIP services
- Design of a service interface between the billing system and the order management system
- Complete automation of billing through the service interface
- Minimization of manual transfers, fewer errors and improved performance
Feb 2008 - Aug 2009
1 year 7 monthsVerl, Germany
System Analyst, Billing
Telefónica Deutschland GmbH
- Set up and acceptance of a billing solution for LLU (ADSL) resale products
- Design and implementation of a billing interface for LLU (ADSL) billing
- Migration to flexible standard software for more predictable operational effort
- Clear operations documentation and the option to involve external specialists
Oct 2005 - Feb 2008
2 years 5 monthsVerl, Germany
System Developer, Fulfillment
Telefónica Deutschland GmbH
- Design and development of a multi-tier geographic information system
- Design and development of an SOA solution for number and SIP provisioning
- Development of a backend to control service features of SIP accounts
- Expansion of the number provisioning system to include SIP account assignment and asynchronous transaction control
- Refactoring and restructuring of a geographic information system into front-end, business logic, and persistence layers
Jun 2001 - Oct 2005
4 years 5 monthsBielefeld, Germany
System Developer
Fox-Lightware GmbH
- Porting of a database retrieval software from OS/2 to MS Windows
- Contribution to the open-source telephony solution OpenH323GK
- Design and development of a VoIP switching solution according to ITU-T standard H.323
- Implementation of a scalable VoIP access solution for load balancing across clusters
Apr 1998 - Dec 2000
2 years 9 monthsVerl, Germany
System Administrator
IOK Internet Services
- Development of a custom web shop in Perl
- Administration of LAMP servers
- Router configuration (Cisco)
- Design and monitoring of backups
- Automation of the installation of virtual web servers to improve quality and reduce manual effort
Summary
Nils Bokermann is an experienced software architect and IT consultant with over 25 years of project experience in developing distributed systems.
His technology focus is on Java EE and Spring Boot, complemented by deep know-how in application security, CI/CD, X.509 infrastructures, and interface design with OpenAPI.
In numerous projects for clients in telecommunications, finance, industry, and the public sector, he was responsible for the architecture, implementation, and integration of complex systems.
Languages
German
NativeEnglish
AdvancedEducation
Oct 1991 - Jun 2001
University of Bielefeld
Diploma in Physical Chemistry · Chemistry · Bielefeld, Germany · good
Certifications & licenses
IREB® Certified Professional for Requirements Engineering
PRINCE2
Pilot License PPL(A)
Scrum
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