Glen Low
Director & Senior Software Engineer at Pixelglow Software
Cupertino, California, United States
Summary
🤩
Rockstar🎓
Top SchoolGlen Low is a seasoned director and senior software engineer with 18 years of professional experience and over 15 years coding in C, C++, Objective-C and C#, building everything from high-performance servers and graphics applications to financial web apps. He runs Pixelglow Software in Cupertino, shipping commercial iOS apps (Instaviz, Electric Sheep) and custom cross-platform projects while leading full software lifecycles and performance-focused engineering efforts. An Apple Design Award winner and App Store Top 100 creator, he pairs product-minded design with deep systems expertise, including SIMD libraries and font-protection tooling. Glen is an active open-source contributor—improving widely used projects like Graphviz and maintaining the ZipZap zip I/O library with Unicode and error-handling enhancements. He has a strong background in graphics, CoreText/iOS integration and simulator 3D work, and often tackles hard compatibility and optimization problems that live at the intersection of OS APIs and high-throughput code. Trained in mathematics at the National University of Singapore, he brings rigorous problem-solving to practical, user-facing software.
18 years of coding experience
11 years of employment as a software developer
Bachelor, Science (Mathematics), Bachelor, Science (Mathematics) at National University of Singapore
English
Github Skills (19)
objective-c10
ios10
c1110
c1710
tvos10
fileio10
file-processing10
file-handling10
macos10
file-access10
graphviz10
compress9
error-handling9
compression9
utf7
Programming languages (6)
Github contributions (5)
pixelglow/ZipZap
Oct 2012 - Dec 2016
zip file I/O library for iOS, macOS and tvOS
Role in this project:
Back-end Developer
Back-end DeveloperContributions:1 release, 150 commits, 12 PRs in 4 years 2 months
Contributions summary:Glen primarily focused on enhancing the `zipzap` library for file input/output operations on iOS, macOS, and tvOS platforms. Their contributions include refactoring code, optimizing existing functionalities, adding support for Unicode filenames, and improving error handling within the archive creation and update processes. The user implemented changes to streamline the process of writing new entries. They were also involved in updating internal interfaces for increased efficiency.
zipmacosiostvos
ellson/MOTHBALLED-graphviz
Dec 2013 - Dec 2015
Moved to https://gitlab.com/graphviz/graphviz
Role in this project:Back-end Developer
Back-end DeveloperContributions:19 commits, 8 PRs, 5 comments in 2 years
Contributions summary:Glen's contributions primarily focused on fixing bugs and improving the functionality of the Graphviz library. They addressed issues related to cascading failures in graph opening, UTF-8 encoding, memory leaks, and text rendering. Additionally, the user implemented changes to improve iOS compatibility, including the use of Times New Roman as the default font and reworking text layout for better performance and integration with CoreText.
network-visualizationcytoscapejsgitlabgraph-drawinggraph-visualization
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