Ex-Entrepreneur, Full-Stack Dev & UX Design

2/2021 – 6/2022

Helping e-commerce businesses to tell their story. Implemented low latency code that was executed +2M times per week.

Google Cloud, Graphql, Node.Js, Typescript, Vue.Js

4/2020 – 11/2021

Informing company administration with mission-critical near-realtime KPI's, which I compiled from various 3rd party agency tracking and billing tools into easily readable, queryable visualisations.

Laravel, PHP, Postgresql, React (JavaScript library), Representational State Transfer (REST), Typescript, User Experience (UX)

4/2018 – 3/2020

Helping students to enjoy the best lunch offers with the people they care most. Leading a team of overall 5 smart heads, supported by my university's self-organised students startup society. I led development of +100k LOC, and did customer research, prototyping, and UX testing which helped us to tailor our product to our target group.

Amazon Web Services (AWS), Dart, Flutter, JavaScript, Node.Js, Python, Representational State Transfer (REST), User Experience (UX)

5/2017 – 6/2018

Developing drivers, real time applications and firmware for hardware running the NuttX RTOS, some of which was open sourced. Porting a test suite so that proper system functionality can be tested automatically. Supporting electronic engineers by logic-analysing chip pins, SPI, I2C and UART busses.

C, Embedded Entwicklung / hardwarenahe Entwicklung, Internet of Things (IoT)

4/2015 – 4/2016

Developing and maintaining a native Android app incl. its backend that helps its users to perform better at their workouts. Orchestrating further collaboration with business partners. Leading a team of 3 developers.

Android, Android Entwicklung, Java (allg.), PHP, Representational State Transfer (REST), User Experience (UX)