Leonard de Ruijter
Software Engineer at SEVENP
Sliedrecht, South Holland, Netherlands
Summary
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RockstarLeonard de Ruijter is a software engineer with 11 years of experience focused on back-end development and accessibility, based in Sliedrecht, Netherlands. As an NVDA Council member and active contributor to the widely used nvaccess/nvda screen reader project, he combines deep technical skills (including C++20 refactoring) with hands-on accessibility improvements like braille display handling and UIA-driven terminal updates. He excels at making assistive technology more responsive and maintainable, routinely tackling build conformance, string handling, and integration challenges. Quietly practical, he brings both polish and low-level fixes that directly improve the day-to-day experience of non-visual users.
11 years of coding experience
Github Skills (9)
accessibility10
c-language10
braille10
ws-api10
cprogramming-language10
winapi10
wp-api10
cplus9
python8
Programming languages (16)
Github contributions (5)
nvaccess/nvda
May 2015 - Jan 2023
NVDA, the free and open source Screen Reader for Microsoft Windows
Role in this project:
Back-end Developer & Accessibility Specialist
Back-end Developer & Accessibility SpecialistContributions:653 reviews, 50 commits, 588 PRs in 7 years 9 months
Contributions summary:Leonard primarily contributed to the NVDA screen reader project by making changes to improve its accessibility and functionality. Their work included refactoring code to use C++20 for improved conformance, fixing string literal errors, and updating build parameters. Furthermore, they modified code related to Windows Terminal integration, replacing diffing with UIA notifications for more responsive text updates. The user also addressed braille display detection and other enhancements to improve user experience.
blindwindowsnvdascreen-readerreader
LeonarddeR/liblouis
Feb 2020 - Feb 2025
Open-source braille translator and back-translator.
Contributions:40 pushes, 13 branches in 5 years
brailletranslationtranslator
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