Jan Gustafsson
Senior Test Manager at Elisa Polystar (former Polystar)
Stockholm, Stockholm County, Sweden
Summary
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RockstarJan Gustafsson is a Senior Test Manager based in Stockholm with over two decades of hands-on software and test experience and a decade focused in senior roles. He combines deep systems-level development experience in C/C++ and Java from early telecom and embedded projects with modern test leadership at Elisa Polystar, delivering reliable solutions across complex telecom and enterprise domains. An ISTQB-certified tester and Linux/scripting practitioner, Jan blends pragmatic test strategy with technical troubleshooting and automation. Outside work he is an active open-source contributor and home automation enthusiast, having implemented and maintained multiple openHAB bindings (including Tellstick and Verisure) and adapted integrations to evolving cloud authentication. Known for steady delivery and low-level debugging skills, he brings an unusual mix of legacy telecom expertise and contemporary DevOps tooling like Docker and k3s.
10 years of coding experience
3 years of employment as a software developer
English
Github Skills (9)
binding10
javas10
api-rest10
rest-api10
openhab10
api-design10
restful-api10
java10
bind10
Programming languages (7)
Github contributions (5)
openhab/openhab-addons
Nov 2018 - Oct 2022
Add-ons for openHAB
Role in this project:
Back-end Developer
Back-end DeveloperContributions:255 reviews, 15 commits, 30 PRs in 3 years 11 months
Contributions summary:Jan primarily contributed to the `openhab-addons` repository by developing and fixing bindings for various devices. They implemented support for the Tellstick local API, fixed null pointer exceptions (NPEs), and added a channel for low battery warnings in the Verisure binding. Furthermore, the user adapted to a new authentication process within the Verisure binding and addressed broken cloud authentication issues. These contributions demonstrate a focus on integrating new device functionalities and ensuring the stability and functionality of existing integrations.
openhabjavaadd-ons
jannegpriv/k3s-grafana-influxdb
Sep 2019 - May 2021
Contributions:3 commits, 2 pushes, 1 branch in 1 year 7 months
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