Vegard Sjonfjell
Senior Software Engineer at Cisco
Oslo, Norway
Summary
👤
Senior🎓
Top SchoolVegard Sjonfjell is a Senior Software Engineer based in Oslo with a decade of experience building embedded and backend systems, currently focusing on video, graphics, Wayland, and Linux device drivers at Cisco. He is fluent in C, C++, Rust, and Python, and prefers Emacs as his development environment, reflecting a deep systems-first mindset. His background includes roles at Schibsted and Yahoo, giving him strong experience across media infrastructure and large-scale engineering organizations. With a Master's in Computer Science (AI) from NTNU, he combines formal AI training with low-level systems expertise to solve performance- and hardware-adjacent problems. Notably, he blends driver-level engineering with modern languages like Rust, enabling safer, high-performance work in graphics stacks.
10 years of coding experience
5 years of employment as a software developer
Norwegian University of Science and Technology
English, Norwegian
Github Skills (26)
vector-search10
search-engine10
machine-learning10
vector-database10
vespa10
java10
vector10
ai10
server10
big-data9
tensor9
playing8
crt6
filter5
linux5
Programming languages (7)
Github contributions (5)
vegardsjo/lambda-journals
May 2016 - May 2022
Contributions:32 pushes, 1 branch in 6 years 1 month
vegardsjo/FFmpeg-CRT-transform
Mar 2021 - Sep 2021
CRT simulation without shaders... the slow way
Contributions:1 review, 1 PR, 13 pushes in 5 months
simulation
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