Jan Liße
Senior Software Entwickler In at Freelance, self-employed
Berlin Metropolitan Area Germany
Summary
👤
Senior🎓
Top SchoolJan Liße is a seasoned Senior Software Entwickler with over a decade of hands-on experience designing and building REST APIs, modern web applications, distributed systems and microservice architectures. As a long-term freelancer and recent senior engineer at sonnen GmbH, he blends broad generalist knowledge with the ability to dive quickly into technical detail to solve complex problems. He has led engineering teams and architecture efforts, pairing pragmatic implementation skills with a strong quality mindset and a daily curiosity for new technologies. Based in the Berlin area and educated in Medientechnik, Jan thrives in agile teams and consistently favors maintainable, well-architected solutions over narrow specialization.
11 years of coding experience
15 years of employment as a software developer
Diplom-Ingenieur, Medientechnik, Diplom-Ingenieur, Medientechnik at University of Applied Sciences Hamburg
Stackoverflow
1reputation
0reached
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Github Skills (106)
grids10
crud9
julia9
power-systems9
modelica9
asynchronous9
amazon-web-services9
traits9
modeling9
scanner8
nonlinear8
quantile8
docker-container8
ode8
dynamical-systems8
Programming languages (9)
Github contributions (5)
janlisse/girocode-scanner-osx
Sep 2017 - Jan 2022
Contributions:1 PR, 1 push in 4 years 4 months
scannerosxgirocodeswiftmoneymoney
janlisse/zio-jwt-validator
Dec 2022 - Jul 2025
A ZIO based library for validating JWT tokens. Includes fetching JWKS keys and claim validation.
Contributions:46 PRs, 50 pushes, 29 branches in 2 years 7 months
jwtzioauthenicationjwksscala
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