Mårten Grönlund
Penetration Tester
Stockholm, Sweden
Summary
👤
Senior🎓
Top SchoolMårten Grönlund is a penetration tester and full‑stack engineer with 11 years of experience building and securing production systems, particularly in finance and payments for Nordic enterprises. He has led technical teams and owned architecture, operations and product roadmaps for high-throughput payment services at PostNord while also implementing serverless, IaC and observability best practices. Comfortable across TypeScript/Node.js, AWS, React and .NET stacks, he pairs hands‑on coding with mentoring, workshops and knowledge‑sharing to lift team capability. Now focused on offensive security at Omegapoint, he brings a developer’s mindset to penetration testing and is learning Rust as a hobby to broaden his low‑level tooling skills.
11 years of coding experience
5 years of employment as a software developer
Civilingenjörsprogrammet, Computer Science, Civilingenjörsprogrammet, Computer Science at KTH Royal Institute of TechnologyHigh School, Engineering - Information and Media technology, High School, Engineering - Information and Media technology at NTI Gymnasiet
English, Swedish
Github Skills (12)
backup10
encryption9
duplicati9
sftp9
boilerplate8
webdav8
generator7
cli6
react5
react-native5
typescript4
expo4
Programming languages (3)
Github contributions (5)
martengooz/github-scraper
May 2017 - May 2022
Contributions:2 pushes, 1 branch in 5 years
martengooz/VikingDungeonExplorerSimulator
May 2015 - Feb 2018
Contributions:2 releases, 25 pushes, 1 branch in 2 years 9 months
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