Dennis Schieferdecker
Software Engineer at Apple
Karlsruhe, Baden-Württemberg, United States
Summary
👤
Senior🎓
Top SchoolDennis Schieferdecker is a software engineer with 14 years of experience specializing in algorithm engineering and route planning, currently contributing to Apple Maps Routing. He holds a Dr. rer. nat. in Informatics (magna cum laude) and dual diplomas in Physics and Informatics from the University of Karlsruhe, reflecting strong theoretical foundations alongside practical systems skills. Dennis transitioned from academic research at KIT—where he focused on efficient routing and sensor network algorithms—to production-scale engineering, bringing rigorous experimental evaluation into product development. His work bridges theory and practice: designing, analyzing, and implementing practicable algorithms that perform reliably at Apple’s scale. Based in Karlsruhe, he combines deep algorithmic insight with hands-on software delivery, often translating complex research ideas into deployable routing solutions. Colleagues describe him as analytically rigorous yet pragmatic, prioritizing measurable improvements to real-world navigation systems.
14 years of coding experience
7 years of employment as a software developer
Dr. rer. nat., Informatics, magna cum laude, Dr. rer. nat., Informatics, magna cum laude at Karlsruhe Institute of Technology (KIT)Diploma, Physics, 1.3 (very good), Diploma, Physics, 1.3 (very good) at University of Karlsruhe (TH)
German, English, French
Github Skills (54)
openstreetmap10
traveling-salesman10
offline-maps10
directions10
leaflet10
dijkstra10
macos-sierra10
karabiner10
map-matching10
shared10
astar10
keyboard10
maps10
cpp10
backend10
Programming languages (8)
Github contributions (5)
Project-OSRM/osrm-frontend-legacy
Sep 2012 - Aug 2014
DEPRECATED use osrm-frontend for everything above v4.6.0
Contributions:112 commits, 1 comment in 1 year 11 months
everythingfrontendosrm
OSM-Catalan/Project-OSRM-Web
Mar 2012 - Mar 2012
Contributions:4 commits in 3 days
leafletuser-interfaceosrmopenstreetmap
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.