Stefan Sundin
Principal Software Engineer at FullContext
Seattle, Washington, United States
Summary
🤩
Rockstar🎓
Top SchoolStefan Sundin is a Principal Software Engineer with 18 years of experience building and operating web and desktop applications, currently based in Seattle and driving architecture and delivery at FullContext and Spot. He combines deep protocol and server knowledge with hands-on front-end work—his open-source contributions include UI and UX enhancements to the widely used KeePassXC browser extension, improving autocomplete, username detection, and password-generator interfaces. Stefan’s background spans site reliability and embedded systems work (including a master’s thesis and summer work on vehicle interfaces), giving him a rare blend of cloud-scale operations, security-minded engineering, and low-level systems insight. Colleagues rely on him to translate complex requirements into robust, user-focused solutions that scale.
18 years of coding experience
8 years of employment as a software developer
High school Natural Sciences, High school Natural Sciences at VästermalmMaster's degree Computer Science and Electrical Engineering, Master's degree Computer Science and Electrical Engineering at Luleå University of TechnologyVibacke
Swedish, English
Stackoverflow
2,904reputation
459kreached
83answers
2questions
amazon-s3
top-5%
amazon-web-services
top-5%
amazon-ec2
top-5%
alias
top-5%
Github Skills (21)
javascript10
browser-extension10
autocomplete10
user-interface10
webextension10
alias9
ui-design9
amazon-web-services9
amazon-s39
amazon-ec29
html8
css8
aws-cli6
aws-sam6
aws-lambda-edge6
Programming languages (27)
Github contributions (5)
keepassxreboot/keepassxc-browser
Dec 2019 - Nov 2022
KeePassXC Browser Extension
Role in this project:
Front-end Developer
Front-end DeveloperContributions:20 reviews, 23 commits, 23 PRs in 2 years 11 months
Contributions summary:Stefan primarily focused on enhancing the KeePassXC Browser Extension's user interface and functionality. They implemented features like autocomplete with scrolling and username detection for Google logins. Additionally, the user addressed several bugs related to UI elements and improved the site preferences options, incorporating features to handle "file://" URLs and improve user input validation. The contributions also involved improvements to the password generator interface.
firefoxbrowsernativemessagingpassword-managerwebextension
stefansundin/twitter-rss.php
Jul 2013 - Sep 2016
Contributions:51 commits, 8 pushes, 1 branch in 3 years 2 months
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