Mattias Festin is a Senior Software Engineer with 12 years’ experience, currently delivering pragmatic, automation-first solutions at Decerno AB from Norrbotten County, Sweden. Grounded in a mathematics degree from the University of Gothenburg, he prioritizes clean, testable code and simple, effective tooling to boost quality and reduce team stress. He favors practical automation and smart trade-offs that accelerate delivery while keeping systems maintainable. Known for a “work smarter, not harder” ethos, he brings a methodical, analytical mindset to solving engineering problems and improving developer workflows.
12 years of coding experience
2 semesters, Mathematics, 2 semesters, Mathematics at Karlstad University
Bachelor's degree, Mathematics, Bachelor's degree, Mathematics at University of Gothenburg
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Mattias Festin - Senior Software Engineering at Decerno AB