Stefan Madsen
Senior Site Reliability Engineer at Qarma | Quality & Compliance
Aarhus Municipality, Central Denmark Region, Denmark
Summary
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Senior🎓
Top SchoolStefan Madsen is a Site Reliability Engineering Manager based in Aarhus, Denmark, with a decade of experience building and operating cloud-native infrastructure and deployment systems. Rising through roles at Concordium from DevOps to SRE Manager, he combines hands-on Terraform and deployment expertise with technical leadership across blockchain-focused production environments. His background includes software engineering and DevOps at Danske Bank and InCommodities, plus consulting experience from PwC, giving him a strong blend of engineering rigor and business awareness. Holding a Master's in Computer Science and complementary business accounting education, he is equally comfortable translating regulatory or audit requirements into reliable, auditable infrastructure. Notably, his career progression at a single organization demonstrates an ability to scale SRE practices alongside growing product complexity.
11 years of coding experience
13 years of employment as a software developer
Master's degree Computer Science, Master's degree Computer Science at Aarhus UniversityMaster of Science (MS) Business Economics and Auditing, Master of Science (MS) Business Economics and Auditing at Syddansk Universitet - University of Southern DenmarkHHX, HHX at Vejle Handelsskole
English, Danish
Github Skills (25)
blockchain10
ethereum9
haskell9
rust9
trust9
cryptography8
solidity8
consensus8
nodejs8
testing8
react7
smart-contracts7
python6
database5
postgresql4
Programming languages (10)
Github contributions (5)
Concordium/concordium-infra-images
Nov 2024 - May 2026
Repository used to build packer and docker images
Contributions:11 reviews, 2 PRs, 8 branches in 1 year 6 months
docker-imagepacker
Concordium/concordium-transaction-logger
Apr 2022 - Feb 2025
A service that logs all transactions and indexes them in a postgres database
Contributions:1 review, 2 PRs, 1 push in 2 years 10 months
databasepostgresql
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