John Corrigan
SRE at Cisco
Oslo, Norway
Summary
👤
Senior🎓
Top SchoolJohn Corrigan is an experienced SRE and software engineer with over 12 years of practice building backend automation and infrastructure for complex, data-rich systems. He has a strong track record at companies like Cisco, Telenor, and Amazon designing reliable, auditable deployment pipelines and analytics platforms using tools like Terraform, Ansible, Kafka and AWS services. His early career focus on software globalization and patch metadata analysis led to deep expertise in processing semi-structured text (XML, SGML, .po) and improving operational workflows, often finding and fixing subtle process gaps that reduced operational load and sped delivery. Known for mentoring engineers and collaborating with customers to prioritize impactful features, he combines pragmatic OO Java skills with experience in Clojure, data lakes and observability. Based in Oslo with an electronic engineering background, he brings a steady, systems-oriented approach to reducing noise, automating toil, and surfacing actionable metrics.
12 years of coding experience
29 years of employment as a software developer
B.E., Electronic Engineering, B.E., Electronic Engineering at University College Dublin
English, Norwegian
Stackoverflow
680reputation
58kreached
15answers
1question
Github Skills (9)
xml6
log4net6
logging6
dom6
svn6
subclipse6
python6
java6
clojure2
Programming languages (1)
Github contributions (2)
corriganjc/discrete-fourier-transforms
Oct 2013 - Aug 2020
Clojure implementation of discrete Fourier transforms.
Contributions:4 commits, 2 PRs, 1 push in 6 years 10 months
fourierclojurediscrete
corriganjc/nonogram-hints
Aug 2020 - Aug 2020
A tool for generating the hints for nonograms from an array representing a black and white image.
Contributions:12 PRs, 6 pushes, 14 branches in 15 days
arrayblack-and-whitehintsnonogramswhite
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