Terry Mahaffey
Principal Software Development Engineer at Town of Apex
Apex, North Carolina, United States
Summary
👤
Senior🎓
Top SchoolTerry Mahaffey is a Principal Software Development Engineer with 14 years of experience specializing in modern C++ and software performance, currently leading compiler backend work on Visual Studio’s Code Generation team at Microsoft. He drives Profile Guided Optimization (PGO) as the primary owner, delivering tangible throughput improvements and tooling including a Visual Studio PGO plugin and internal visualizers for binary analysis. His background includes scaling Outlook’s PST storage from hundreds of megabytes to tens of gigabytes through rearchitecture, async lockless I/O, and parallel algorithms, and he has experience porting runtime frameworks to consoles like Xbox One. A pragmatic technical leader, Terry combines deep low-level systems expertise with product-focused delivery and even contributes civic leadership as an Apex town council member.
14 years of coding experience
7 years of employment as a software developer
BS Computer Science, BS Computer Science at Rochester Institute of TechnologyAS Computer Science, AS Computer Science at Erie Community CollegeMaster of Business Administration - MBA IT Management, Master of Business Administration - MBA IT Management at Western Governors University
Stackoverflow
11,891reputation
1.9mreached
176answers
0questions
stl
top-5%
queue
top-5%
optimization
top-5%
foreach
top-5%
Github Skills (54)
comet10
armhf10
exceptions9
json-parser9
json9
server-sent-events9
foreach9
parser9
gcc-compiler9
neon9
parsing9
stl9
optimization9
queue9
arm9
Programming languages (1)
Github contributions (5)
terrymah/Fairport
Oct 2011 - Mar 2012
Contributions:90 commits in 4 months
terrymah/silvercreek
Oct 2015 - Jan 2017
Contributions:6 pushes, 1 branch in 1 year 2 months
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