John Leidegren
Lead Software Architect at MSAB
Stockholm County, Sweden
Summary
👤
Senior🎓
Top SchoolJohn Leidegren is a pragmatic Lead Software Architect with 14 years of experience designing and shipping high-performance systems from low-level engineering to product-wide architecture. Based in Stockholm, he champions simple, efficient implementations and the handmade manifesto mindset, favoring clarity over modern C++ complexity while still applying C++ where it truly makes sense. At MSAB he drives technical direction as a core-team architect, previously holding senior engineering and CTO roles that span startups and product teams. His background includes leadership at Tessin and Snow Software and a MSc in Computer Science from Chalmers, giving him both academic rigor and hands-on systems expertise. Known for treating C++ like C and questioning conventional toolchains, he brings skeptical craftsmanship to performance-critical data and IOPS problems. Equally comfortable in R&D and production, he blends deep systems knowledge with pragmatic leadership to turn nuanced trade-offs into robust, maintainable software.
14 years of coding experience
12 years of employment as a software developer
MSc Computer Science, MSc Computer Science at Chalmers University of Technology
Stackoverflow
60,418reputation
8.4mreached
414answers
127questions
console
top-5%
compilation
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reflection
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dictionary
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java
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javascript
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Github Skills (200)
testing10
command-line-interface10
visual-studio10
incremental-builds10
browser10
firefox10
api10
reflection10
nodejs10
user-interface10
command-line10
frontend10
programming-language10
windows10
declarative10
Programming languages (14)
Github contributions (5)
leidegre/leidegre.github.com
May 2015 - Jul 2023
Contributions:14 PRs, 105 pushes, 25 branches in 8 years 4 months
jekyll
leidegre/vscode-clang
Feb 2017 - Jul 2020
Clang diagnostics for Windows (Visual Studio Code Extension)
Contributions:8 commits, 1 PR, 8 pushes in 3 years 4 months
cppvisual-studio-codeclangwindowsvscode
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