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Hi,I'm
Jonas.

Picture of Jonas glancing to the right.
I'm a Freelance Web Engineer
I'm a software engineer with five years of experience at companies like Google. I like building fast, reliable and accessible web experiences over the full stack. Also I love a good challenge. If you got one - hit me up!

About me .

My journey in computer science began somewhat by chance, but quickly let me to find my passion for user-centered web development. Over the past five years I specialized in crafting beautiful, functional, and accessible websites that prioritize user experience. I comfortably navigate the entire stack with Angular and React being my go-to technologies to create digital experiences that delight users.

Technologies I like

AngularReactTypeScriptTailwindNextJsJavaSpring Boot
More, related technologies
RxJsNgRxHTMLCSSReduxStencilNestWebpackRollupJestCypressJenkinsOpenshiftLighthouseGitGitLabJiraBrowserStackMiroC#Sonar QubePhotoshop

Projects .

Google

Streamlining Code Review

AngularTypeScriptNgRxRxJs
SBB

Modernize the Ticket Vending Machine

TypeScriptStencilJestCypressWebpackJavaSpring BootXstate
Visana

Insurance Calculator

AngularTypeScriptNgRxCypressKarmaJavaSpring Boot
Google

Code Review IDE Integration

TypeScriptVSCode APIRxJs
SBB

Custom Tracking Library

JavaScriptKarmaBabelWebpackBrowserStackTDD
Zühlke

Mobile Security Training Quiz

ReactJavaScriptReduxJest

Experience .

Freelance

2024

Created pixel-perfect, responsive websites with the latest technology. Strong focus on usability and performance, as well as accessibility.
ReactAngularNextJSTailwind

Google

2022 - 2023

Optimized code review process for Google software engineers by analyzing utilization patterns and identifying opportunities to optimize usage, resulting in increased efficiency productivity and user satisfaction.
TypeScriptAngularVSCode API

Zühlke

2019 - 2022

Build, style, ship and maintain high-quality, customer-facing websites for various clients. Supported backend integration for improved system cohesion.
TypeScriptAngularStencilReact

MaibornWolff

2017 - 2018

Developed immersive VR and AR applications using Unity with the goal to explore benefits in various business sectors.
UnityVirtual RealityC#

BMW

2016 - 2017

Explored and implemented a custom interior control app for the users smartphone, focusing on improving user experience and comfort.
AndroidReverse Engineering

KundoXT

2016

Lead front end development in a small team developing a platform-agnostic smart home app.
JavaScriptAngularApache Cordova

Audi

2015

Implemented an in-car VR prototype and reasearched user acceptance and motion sickness.
UnityVirtual RealityC#