Keynote SIGOS GmbH — Backend & Database Engineering (2012–2013)

Keynote SIGOS GmbH · Nuremberg, Germany · Jul 2012 – Oct 2013
Role: Senior Software Developer (employee)

Summary

Backend and database engineering on production systems at million-record scale: relational schema design across MySQL, Oracle, and PostgreSQL; SQL query optimization; Java APIs and Tcl/Tk components.

Tech stack

Java · Tcl/Tk · MySQL · Oracle · PostgreSQL · SQL tuning · versioned APIs

Career context

Bridge from GRID / VisCreation PHP era to WhereGroup Mapbender (2014–2018) and later Go/Python data platforms at Immowelt and Dyvenia.

Portfolio detail: github.com/eSlider/cv — sigos