Llewellyn Roos
Senior Developer at Open Box Software
Cape Town, Western Cape, South Africa
Summary
👤
Senior🎓
Top SchoolLlewellyn Roos is a Microsoft-certified Senior Developer based in Cape Town with six years of professional experience building line-of-business web applications and databases. A UCT Business Science (Information Systems) graduate, he has deep expertise in ASP.NET, MS-SQL Server and full-stack development, and now extends his skills into iOS app development for iPad. At Open Box Software he leads offshore development teams, architects solutions across Azure, Power Platform and Microsoft 365, and handles SQL administration while mentoring junior engineers. Comfortable with both low-code and traditional stacks, he blends practical business-domain understanding with hands-on delivery and a willingness to tackle unfamiliar technical challenges. An approachable technical lead, he bridges client needs and engineering execution to ship reliable, maintainable systems.
6 years of coding experience
Bachelor of Business Science, Information Systems, Bachelor of Business Science, Information Systems at University of Cape TownDiocesan CollegeMichaelhouse
Stackoverflow
1reputation
89reached
0answers
1question
Github Skills (43)
sharepoint10
egnyte10
sharepoint-online10
dotnet9
react-component9
pnp9
react8
kiota8
api8
csharp8
react-components7
openapi-codegen7
java7
http7
code-generation7
Programming languages (4)
Github contributions (5)
lroos/kiota
Feb 2024 - Feb 2026
OpenAPI based HTTP Client code generator
Contributions:6 pushes, 2 branches in 2 years
lroos/svg-to-wkt
Feb 2022 - Jan 2023
Convert SVG to WKT for use on maps.
Contributions:4 PRs, 3 pushes, 2 branches in 11 months
svgrsvgsvg-fileswktsvg-path
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