We help companies and engineers to be more productive, by advising, empowering and providing highly efficient software tools, that are tightly integrated with their existing tool chains.

Microservice Integration Architecture for Capital Markets IT. Designed and implemented a Capital Markets data access layer based on Open API/spec first, incl. security. Implemented an OAuth2 server and adapted it to the in-house Corporate LDAP. Team collaboration creating services with Spring Boot including API gateway, service discovery and load balancing. Wrote deployment and release automation scripts for an in-house infrastructure. Wrote developer guidelines and shared the knowledge with my… Show more Microservice Integration Architecture for Capital Markets IT. Designed and implemented a Capital Markets data access layer based on Open API/spec first, incl. security. Implemented an OAuth2 server and adapted it to the in-house Corporate LDAP. Team collaboration creating services with Spring Boot including API gateway, service discovery and load balancing. Wrote deployment and release automation scripts for an in-house infrastructure. Wrote developer guidelines and shared the knowledge with my team. Adapted the services to existing systems in a hetorogenous landscape, like OneSumX and Cloudera. Show less

Digital transformation of the Know Your Customer onboarding process. Analyzed and designed the KYC onboarding process. Implemented an event-driven frontend in React and TypeScript that reflected updates of the onboarding process in real-time. Implemented a backend in Node.js with a CouchDB that concurrently collected private company data from 3rd party services like Bureau van Dijk/Orbis and the Germany Commercial Register. Trained junior developers to maintain and enhance the application.

Blockchain based trading platform for bonded loans. Worked with an interdisciplinary team of German banks on the architecture and implementation of a trading platform for bonded loans, called "finledger", see https://www.der-bank-blog.de/schuldscheindarlehen-blockchain/technologie/37670219/Solved backend data synchronization challenges in a distributed, eventually persistent architecture with private data portions per bank. Created a frontend with React, TypeScript and Ant Design… Show more Blockchain based trading platform for bonded loans. Worked with an interdisciplinary team of German banks on the architecture and implementation of a trading platform for bonded loans, called "finledger", see https://www.der-bank-blog.de/schuldscheindarlehen-blockchain/technologie/37670219/Solved backend data synchronization challenges in a distributed, eventually persistent architecture with private data portions per bank. Created a frontend with React, TypeScript and Ant Design. Implemented the backend with Spring Boot and the Ethereum blockchain. Show less

Migration of a pricing framework from C# to Java. Set up the project and designed a functional calculation core in plain Java. Trained the project team of financial engineers in functional programming in Java. Reimplemented with the team all pricers and adapted them to the Calypso trading system. Met the requirement of producing exactly same results while pricing big portions of the bank portfolio in a given time frame on a daily basis.

Creation of a Calypso risk instance. Collaborated with a team of ~20 developers to created a risk instance of the Calypso trading system. My part was the design and implementation of an event bus for sharing end of day and neartime data with external systems.

Workflow automation of Credit Risk- & Loan and Collateral Management

Developed multiple enterprise applications for internal customers.

Consultancy at HSH Nordbank AG. Design and implementation of an enterprise middleware based on distributed transactional queues for passing payments and final taxes to multiple (external) systems.

Implemented a web application for compliance at our customer HSH Nordbank AG

Reimplementation of the asset management system at our customer UBS Germany.

Designed and implemented a loan calculator.

In-house development of financial software products.

Developed an Eclipse plugin for code generator languages that provided syntax highlighting, code formatting and code completion.

Responsible for the computer lab. Gave introductory courses about biometrics for medical students.Used statistics software SPSS and R.Built a multi-user application based on MS Access.

Worked on the online portal, implemented data structures for hierarchically displaying information.