Guðmundur Gunnarsson
Senior Software Engineer at Vivaldi Technologies
Reykjavik, Iceland
Summary
👤
Senior🎓
Top SchoolGuðmundur Gunnarsson is a Senior Software Engineer based in Reykjavik with nine years of professional experience building and maintaining web applications, back-end systems, and high-throughput web APIs. He’s worked across industries—from airline back-end systems and SMS routing to game infrastructure and a Chromium-based browser—bringing deep practical knowledge of JavaScript ecosystems (Node, React, Flux, Flow) as well as Java, .NET, and database optimization. Known for tackling performance, caching and deployment challenges, he has experience supporting services that handle millions of requests per hour and shipping secure payment and B2B integrations. Comfortable both in greenfield development and long-term maintenance, he combines systems-level thinking with front-end fluency and a track record of improving reliability and scalability in production environments.
9 years of coding experience
17 years of employment as a software developer
Bsc., Computer Science, Bsc., Computer Science at Reykjavik University
Icelandic, English, Italian
Github Skills (15)
low-level10
imap-client10
imap9
javascript8
storage6
database6
indexeddb6
compile5
parse5
offline-storage4
websql3
mime3
knockoutjs2
coffeescript2
actionscript2
Programming languages (1)
Github contributions (5)
gudmundurg74/emailjs-imap-client
Feb 2020 - Apr 2024
Low-level JS IMAP client for all your IMAP needs.
Contributions:22 pushes, 8 branches in 4 years 2 months
imap-clientlevel-jsjavascriptemaillow-level
gudmundurg74/emailjs-imap-handler
Apr 2017 - Jan 2023
Contributions:9 pushes, 3 branches in 5 years 9 months
parseemailcompileimap
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