Martin Hardselius
Senior Software Engineer at Volvo Group
Gothenburg, Sweden
Summary
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Rockstar🎓
Top SchoolMartin Hardselius is a senior software engineer with 13 years of experience building backend services, infrastructure and data platforms across startups and large enterprises. Based in Gothenburg, he is a polyglot generalist most at home in backend and infrastructure work, with professional experience in Rust, Go, Java, Python and Bash and side projects in Haskell, Erlang and more. He has led teams and mentored engineers while driving reliability through automation, IaC and developer tooling at companies from Netlight to Volvo Group. Martin has contributed notable security and identity work to the prominent Keycloak open-source project, improving OIDC provider integrations and token handling. His background in algorithmic computer science (MSc, Chalmers) informs a thoughtful, test-driven approach to system design and protocol-level correctness. He combines a social-first view of engineering with a persistent curiosity for new languages and robust distributed systems.
13 years of coding experience
13 years of employment as a software developer
Master of Science (MSc) Computer Science: Algorithms Languages & Logic, Master of Science (MSc) Computer Science: Algorithms Languages & Logic at Chalmers University of Technology
Swedish, English, Norwegian
Stackoverflow
150reputation
21kreached
3answers
3questions
Github Skills (19)
keycloak10
oid10
java10
javas10
oauth10
testing9
unit-testing9
integration-testing9
test-unit9
test-integration9
apidoc8
api8
logging6
content-type6
knockoutjs6
Programming languages (10)
Github contributions (5)
keycloak/keycloak
Sep 2016 - Mar 2018
Open Source Identity and Access Management For Modern Applications and Services
Role in this project:
Back-end Developer
Back-end DeveloperContributions:8 commits, 10 PRs, 6 comments in 1 year 5 months
Contributions summary:Martin contributed significantly to the Keycloak project, focusing on OpenID Connect (OIDC) and identity provider integrations. Their work included implementing support for pairwise subject identifiers, enhancing client registration and refresh token functionality, and fixing introspection errors related to these identifiers. These changes involved modifications to token handling, protocol mappers, and test suites, solidifying the project's capabilities in secure identity and access management.
access-managementkeycloakoidcsaml
hardselius/nixpkgs
Jul 2020 - Aug 2022
Nix Packages collection
Contributions:18 pushes, 4 branches in 2 years 1 month
nixosnix-packages
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