Cathal O'donnell
Software Team Lead at Yuno Energy
Sligo, Ireland
Summary
👤
Senior🎓
Top SchoolCathal O'donnell is a Software Team Lead with a decade of hands-on experience building full-stack .NET applications, currently leading engineering at Yuno Energy. He is fluent in .NET, C#, ASP.NET MVC, Web API, JavaScript, SQL and Git, and has a track record of delivering responsive, data-driven web apps across energy and manufacturing sectors. Cathal progressed from early internships and placements—where he built ASP.NET MVC sites with Ajax, DataTables and Highcharts—to senior full-stack roles at PrepayPower and Yuno Energy, combining feature delivery with system reliability. He embraces agile practices and team coaching while still contributing code, bringing a balance of leadership and practical engineering. Based in Sligo, Ireland, he maintains an active GitHub presence as a full-stack developer, reflecting curiosity beyond day-to-day product work. Known for turning complex data requirements into user-friendly interfaces, he often bridges backend SQL design with polished front-end interactions.
10 years of coding experience
7 years of employment as a software developer
BSc (Hons) Software Development, BSc (Hons) Software Development at Institute of Technology, Sligo
English
Stackoverflow
525reputation
123kreached
4answers
45questions
Github Skills (9)
ajax6
xamarin-android6
azure6
data-visualization6
javascript6
axis-labels6
azure-web-app-service6
highcharts6
barchart6
Programming languages (2)
Github contributions (5)
Cathal-O-Donnell/RAD302
Mar 2016 - Sep 2018
Contributions:1 push, 4 branches in 2 years 6 months
Cathal-O-Donnell/CryptoGraph
Jun 2019 - Jul 2019
Contributions:11 commits, 10 pushes, 1 branch in 24 days
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