Geir Gunnarsson
Senior Software Developer at Vivaldi Technologies
Reykjavik, Capital Region, Iceland
Summary
👤
Senior🎓
Top SchoolGeir Gunnarsson is a senior software developer based in Reykjavík with 11 years of professional experience and a long career building resilient systems for travel and aviation. Currently at Vivaldi Technologies, he brings deep backend expertise demonstrated by contributions to the emailjs-imap-client library—improving stability, protocol compliance and testing for real-world IMAP edge cases. His background includes designing revenue integrity solutions and high-availability booking maintenance systems that improved seat availability and pricing for airlines, plus earlier work in VR and messaging. Known for blending pragmatic engineering with a lighthearted team-first approach (he once served as a Scrum Master keeping his team productive and having fun), he prefers solving subtle reliability problems that surface only at scale.
11 years of coding experience
21 years of employment as a software developer
San José State University
Icelandic, English, Danish
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (11)
asynchronous10
async-js10
error-handling10
javascript10
asynchronous-javascript10
code-library10
lib10
imap10
async10
testing10
nodejs9
Programming languages (1)
Github contributions (5)
emailjs/emailjs-imap-client
May 2016 - Jun 2022
Low-level JS IMAP client for all your IMAP needs.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:11 commits, 13 PRs, 4 comments in 6 years 2 months
Contributions summary:Geir primarily contributed to improving the stability and functionality of the emailjs-imap-client library. They focused on addressing connection issues and potential errors, such as handling server timeouts and unexpected socket closures. The user also implemented features like retrieving server capabilities before login and adding support for SUBSCRIBE and UNSUBSCRIBE commands, improving the library's IMAP protocol compliance. Furthermore, they improved logging and added testing to validate changes.
imap-clientlevel-jsjavascriptemaillow-level
ltgorm/emailjs-smtp-client
Mar 2017 - Dec 2022
SMTP Client for node.js and browser runtimes
Contributions:6 pushes, 1 branch in 5 years 10 months
smtpjavascript-clientbrowsernode-jsruntimes
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.