Christoph Rupp

I am the engineering lead of two business domains that consist of ca 35 engineers split in up to four teams: two legacy billing systems, real-time accounting and reconciliation. One of the teams is located in Brazil. I report to the CTO. I am part of PPRO’s leadership team.

I am the engineering lead of two business domains that consist of ca 35 engineers split in up to four teams: two legacy billing systems, real-time accounting and reconciliation. One of the teams is located in Brazil. I report to the CTO.

Upscaledb is an embedded C/C++ database library. It is a very fast transactional OLAP database which uses column-store compression algorithms and has a very simplified SQL-like query language. Upscaledb is an open source library with integrations into different languages like Java, Erlang, PHP and others. While working on upscaledb, I published two research papers with Daniel Lemire, a renowned Canadian researcher, about column-store compression algorithms and their use in databases.

Baader Bank is a broker that operates as a “market maker” at several German and Austrian stock exchanges. As a Sr. Software Engineer I worked on trading software using Java and Erlang. As an Associate Director I led a team of engineers working on a bespoke business intelligence platform.Baader

Hypertable was a small US based startup working on a scalable cloud database. It was written in C++ and supported large data sets with very fast queries running on commodity hardware. I was the lead developer, working on new features, API integrations for different languages but also on large features like secondary indices.Hypertable

Aladdin was the market leader for “DRM hardware dongles”, i.e. enforcing compliant software licensing by using hardware keys. I worked on Unix and Windows system services and device drivers. In my role as an Engineering Manager I led the team that I was part of, and then led two additional teams in India and China, respectively.