News / Projects

August 2018

Elastic Stack Upgrade

TNG performed an upgrade of the central Elastic Stack for company-wide logging at a large insurance company. This was a two-stage process, using an intermediate version to reach the latest version. It was the first upgrade of this system altogether and had to be executed manually, without central server management, on each server. At the same time, 6TB of production data in the stack was moved to new hardware. Despite these large scale changes, the effects on users were very small.

July 2018

Migration of RViz to ROS 2

TNG migrated the open source project RViz ( from ROS 1 to ROS 2 ( for a large automotive supplier. RViz is the main visualization tool for ROS and reached production readiness for the ROS 2 release Bouncy Bolson (3 July 2018) with the migration of most of the functionality and stable APIs.

June 2018

Development of ArchUnit

TNG is driving the development of the Open Source project ArchUnit, which has already featured in the ThoughtWorks Technology Radar ( ArchUnit enables creation of unit tests to assess compliance with architecture rules. It also supports incremental progress towards architecture conformance when overhauling legacy projects. Two recent articles on ArchUnit by TNG colleagues are now available (in German): and

May 2018

Rule Engine Optimization

We suggested and implemented a performance optimization for the important new customer area of the central rule engine for offer creation and processing in a customer management system. Measurements in the production system for our client, a leading telecommunications provider, showed a performance improvement of between 20 and 40 percent.

May 2018

Technology Migration for FinTech

TNG successfully delivered the first release for a leading FinTech client. The project involved a technology migration using the strangler pattern. In contrast to a complete redesign, the existing code is replaced step by step, without temporarily losing functionality. The software was rolled out without any hitches and the code is already being used actively by the client.

May 2018

Introduction of SAFe

An international manufacturer of household appliances introduced SAFe (Scaled Agile Framework) to bring products to market quicker and in a more focused way. This transformation affected not only software development in distributed cross functional teams, but also higher levels such as product and portfolio management.

As well as taking on responsibility in development teams for the new Agile Release Train, TNG also provided experienced Scrum Masters to accompany individual development teams.

Previous project news can be found in the archive.