Global rank
# 20,609Topics of expertise
Location
SF Bay Area Jon Lund Steffensen's main area of expertise is eye-strain , and is also an expert on redshift and C . Jon Lund Steffensen is recognized as Eye-strain Top-1Redshift Top-10, and C Top-1000 . A Github user since 2010 , Jon Lund Steffensen is ranked as #20,609 globally .
Additional areas of expertise: Atom, and Objective-C