Jonas Mattes

Software Engineer who loves to build intuitive web experiences.

tl;dr;Angular LogoReact LogoHTML5 LogoCSS3 LogoTypeScript Logo

I'm a software engineer with five years of experience. I particularly enjoy working with frontend technologies like Angular and React.

About

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.

Experience

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#
Download my resume

Projects

Google

2022 - 2023

Streamlining Code Review

Worked on Googles internal code review platform, always trying to optimize for user satisfaction and efficiency. Planned and reviewed features based on usage statistics. Oversaw deployment and supported users.
AngularTypeScriptNgRxRxJs

Google

2022 - 2023

Code Review IDE Integration

Integrating code review artifacts into the VSCode based IDE to make it easier and faster to work on code feedback.
TypeScriptVSCode APIRxJs

Visana

2021 - 2022

Insurance Calculator

Developed an online insurance calculator where users can browse and select their individual health insurance.
AngularTypeScriptNgRxCypressKarmaJava

SBB

2020 - 2021

Modernize the Ticket Vending Machine

Technological redevelopment of the ticket vending machine to match the app UI, providing outstanding accessibility and uptime.
TypeScriptStencilJestCypressWebpackJava

SBB

2020 - 2021

Custom Tracking Library

Developed cross-browser compatible library to track user behavour and displayed contents.
JavaScriptKarmaBabelWebpackBrowserStack

Zühlke

2019 - 2020

Mobile Security Training Quiz

Mobile-first, card-based quiz which let's users playfully learn about security topics.
ReactJavaScriptReduxJest

MaibornWolff

2017 - 2018

Technological Research in AR & VR

AR prototype to overlook and maintain conveyor belts in a factory. Analyzing its performance with a user-study.
UnityC#HoloLens

BMW

2016 - 2017

Car Interior Control System Prototype

Exploratory development of an Android app to control interior functionality to simplify usage and improve user satisfaction.
AndroidJavaReverse Engineering

KundoXT

2016

Smart Home Control

Web-based app to interact with a smart home system.
AngularJavaScriptApache Cordova

Audi

2015

In-Car VR Experience Prototype

Researched and implemented an in-car VR experience using live vehicle data. Tested user acceptance of the concept.
UnityC#ADTFC++
This website is 100% self built in React with Gatsby and Tailwind CSS. Check it out on my GitHub if you're interested.
The website design and functionality is heavily inspired by Brittany Chiang.