Lage Ragnarsson
Lead AI Engineer at EQT Group
Stockholm, Sweden
Summary
👤
Senior🎓
Top SchoolLage Ragnarsson is a Lead AI Engineer based in Stockholm with 11 years of experience building production ML systems, real-time data pipelines, and scalable backend platforms. He has led AI and data initiatives across battery gigafactories and manufacturing, shipping agentic LLM copilots, RAG systems, and big-data visualizations at Northvolt before moving to EQT Group. His background blends machine learning, computer graphics, and sensor fusion with strong systems engineering—Scala, Kafka/Flink, Kubernetes, and cloud-native observability are recurring themes. Early work on automotive sensor modelling and Kalman smoothing informs his practical approach to signal processing and predictive quality problems. He pairs hands-on engineering with product-facing responsibilities (technical sales, RFIs, recruitment and mentoring) and a track record of turning research-grade algorithms into robust services. Active on GitHub, he consistently bridges research topics and industrial deployments, making him effective at taking novel ML ideas into production.
11 years of coding experience
8 years of employment as a software developer
Nanodegree Term 1 Self Driving Car Engineer, Nanodegree Term 1 Self Driving Car Engineer at UdacityMaster of Science (M.Sc.) Applied Physics and Electrical Engineering, Master of Science (M.Sc.) Applied Physics and Electrical Engineering at Linköping University
Swedish, English, German
Stackoverflow
56reputation
15kreached
1answer
1question
Github Skills (79)
perl10
avro10
pattern10
phrase10
java10
csharp10
dotnet9
pythonic9
graphics-engine9
data-serialization9
python9
ruby9
text-processing9
wordnet9
computational-linguistics9
Programming languages (6)
Github contributions (5)
lragnarsson/WebGL-BatchDraw
Feb 2017 - Nov 2018
WebGL library for rendering many 2D shapes using instancing
Contributions:24 commits, 5 PRs, 23 pushes in 1 year 9 months
instancingrenderingwebgl-librarywebgl
lragnarsson/Geiger
Sep 2014 - Nov 2016
Contributions:3 commits, 1 push in 2 years 2 months
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