Michael Sweet
Chief Technology Officer at Lakeside Robotics Corporation
Greater Sudbury, Ontario, Canada
Summary
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RockstarMichael Sweet is a seasoned technology leader and CTO with 27 years of experience, currently steering technical strategy and product development at Lakeside Robotics. He is the original author and long-time maintainer of foundational open-source printing projects—CUPS, HTMLDOC, PAPPL—and played a key role in creating Apple AirPrint, blending deep systems-level expertise with standards work. Michael's career includes senior engineering at Apple and founding Easy Software Products, reflecting a rare mix of entrepreneurial drive and corporate-scale engineering. He specializes in printing, IPP/HTTP protocol work, and low-level back-end systems, with notable contributions fixing cross-platform compatibility and security issues. An active standards contributor and former chair of the Printer Working Group, he brings both technical authority and consensus-building experience. Based in Greater Sudbury, Ontario, he continues to ship robust, widely deployed infrastructure that quietly powers everyday device ecosystems.
27 years of coding experience
13 years of employment as a software developer
Github Skills (24)
printing10
print10
cgi10
memory-management10
ip10
http10
c1110
cups10
c1710
network-protocol10
xml-parsing10
unicode10
data-structure9
linux9
data-structures9
Programming languages (12)
Github contributions (5)
OpenPrinting/cups
Jul 2020 - Jan 2023
OpenPrinting CUPS Sources
Role in this project:
Back-end Developer
Back-end DeveloperContributions:2 releases, 509 reviews, 598 commits in 2 years 7 months
Contributions summary:Michael primarily contributed to the CUPS open-source printing system, focusing on various aspects related to the core functionality of printing. They fixed compile issues on FreeBSD, addressed Windows 10 TLS support problems, corrected compiler warnings and performed work on improving the IPP tool, and made various bug fixes. These contributions span multiple areas of back-end software development within a large printing system.
printing3d-printerlinuxprinterbsd
apple/cups
Dec 2013 - Oct 2021
Apple CUPS Sources
Role in this project:Back-end Developer & System Architect
Back-end Developer & System ArchitectContributions:164 releases, 16 reviews, 1995 commits in 7 years 11 months
Contributions summary:Michael focused on fixing bugs related to IPP everywhere and ensured compatibility with HTTP-related operations by updating the code to support the latest RFCs, with emphasis on ensuring that client connections were correctly handled. They also implemented and enhanced the web-based interfaces within the CUPS system. Furthermore, the user refactored the internal components such as handling of printer attributes, which suggests they focused on the internal workings of the CUPS system.
snmpprintingipp-protocolescposprinter
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