Kari Harju
Engineering Director at Sema4.ai
Tampere, Pirkanmaa, Finland
Summary
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Rockstar🎓
Top SchoolKari Harju is a Senior Systems Architect based in Tampere, Finland, with over 20 years of experience and six years in senior leadership roles shaping developer tooling and systems architecture. He has led engineering and product teams through startup growth at Robocorp and Sema4.ai, shipping cross-platform AI developer tooling for Windows, macOS, Linux, containers and cloud while solving enterprise distribution and supply-chain challenges across Python, Node.js and Go. Kari’s background spans embedded systems, desktop and web stacks, security-first CI/CD, and industrial MES projects where he often blended product ownership with hands-on development in C#, SQL and protocol design. Known for hiring and mentoring strong teams, he thrives on turning complex, security-constrained requirements into reliable, deployable systems. A pragmatic architect with deep roots in networks and protocols from Tampere University of Technology, he brings rare continuity from low-level embedded work to modern cloud-native developer experiences. One less obvious strength: he repeatedly bridges product, security and tooling needs, making developer experience a core part of enterprise-grade distribution strategy.
6 years of coding experience
24 years of employment as a software developer
Master’s Degree Networks and Protocols, Master’s Degree Networks and Protocols at Tampere University of Technology 1965-2018
English, Finnish
Stackoverflow
1reputation
0reached
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Github Skills (193)
python10
windows10
robotframework10
rcc10
cpp10
runner10
robotics10
linux10
rpa10
robocorp10
bdd10
nlp10
pylint10
conda10
package-manager10
Programming languages (12)
Github contributions (5)
robocorp/template-producer-consumer
Dec 2021 - Oct 2023
Robot template for producer-consumer model using Robot Framework
Contributions:3 reviews, 4 PRs, 11 pushes in 1 year 10 months
producerrobot-frameworkproducer-consumerrobot
robocorp/example-windows-calculator
Aug 2021 - Jan 2024
Simple bot to demostrate Windows desktop capabilities
Contributions:2 reviews, 4 PRs, 29 pushes in 2 years 6 months
windows-desktopwindowsbotsimple-botdesktop
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