Solutions Engineer

Posit Software, PBC formerly RStudio, PBC

2020 – Present

Software Engineer and Consultant


2019 – 2019
Helping companies to make efficient use of the R ecosystem.

Senior Software Engineer and Trainer

daqana GmbH

2017 – 2019 Potsdam, Germany
Enabling data science by taking care of the software engineering aspects of internal and external projects.

Consultant, Senior Consultant and Principal

Dr. Nagler & Company GmbH

2007 – 2017 Schnaittenbach, Germany
Consulting for the financial industry with focus on market data and market risk.

Research Fellow

Chair of Solid State Theory

1999 – 2006 Friedrich-Alexander Universität Erlangen-Nürnberg

Recent Posts

Today dqrng version 0.3.2 made it unto CRAN and is now propagating to the mirrors. In addition tikzDevice version 0.12.6 made it unto …

I am currently working on weighted sampling for dqrng, c.f. #72, for which also have to decide on the algorithm(s) to use for weighted …

My dqrng package has some quite old issues, one is “More distribution functions” where I brought forward the idea to support additional …

I have blogged about weighted sampling before. There I found that the stochastic acceptance method suggested by Lipowski and Lipowska …

Currently the dqrng package supports only xoroshiro128+ and xoshiro256+ from https://prng.di.unimi.it/ (see also Blackman and Vigna …



FPL Fonts

SC/OsF for URW Palladio L


Fast Pseudo Random Number Generators for R


ArrayFire for R via Rcpp


High precission Swiss Ephemeris for R


Create R graphics as TikZ code for use with LaTeX documents