Consulting, design, development and deployment of mobile and web applications
Freelance Software Engineer
Freelance Software Engineer
Consulting, design, development and deployment of mobile and web applications for small and medium sized companies.
1 Jahr 2 Monate
2024-10 - 2025-11
Clypp Mobile App
Redesign and technical implementation of the Clypp mobile app as an Expo project using a modern technology stack. Responsible for selecting and integrating all necessary libraries and the application architecture.
Noteworthy features implemented:
Creation and uploading of video tutorials directly in the app
AI-supported translation of content into multiple languages
Full offline functionality including all translations, assets, and attachments
Management and editing of various attachment formats
Integrated training system for training courses and certifications
Collaboration:
Close collaboration with designers and developers.
Regular discussion of design and implementation proposals until final implementation.
Focus was on a clean code base, user-friendly operation, and reliable performance.
Zesavi GmbH
3 Monate
2025-08 - 2025-10
Venta AI
TypeScriptReactRemix
Optimization of Venta AI Web Software Email Outreach Feature. Fixed redundancies and code smell, outreach feature runs now faster and more reliable.
Added custom textblocks to markdown editor, which parses and displays bracket keywords differently.
TypeScriptReactRemix
april.eleven GmbH
4 Jahre 1 Monat
2019-11 - 2023-11
Frontend Engineering
Lead Frontend Engineer
Lead Frontend Engineer
Design, development and deployment of mobile applications, build with React-Native (cross platform Android and iOS), Single Page App with React and Firebase as well as Serverless Cloud Functions, in a medical regulated field.
Migrated Firebase to GraphQL with NestJS Backend on Kubernetes.
Setup complete continuous build pipeline for both Android and iOS apps with e2e test integration with Gitlab-CI on local MacOS and Ubuntu hardware as well as containerized runners with docker.
Documentation of development practices and release process in a regulated field.
Team leadership, mentoring and knowledge sharing.
Smokeless.world
5 Jahre 10 Monate
2014-03 - 2019-12
various
Web-/ App-Developer
Web-/ App-Developer
Development
Design, development and deployment of hybrid mobile applications and single page applications in the field of Industry 4.0, with the help of unit and e2e tests, pair programming, code reviews and Scrum.
Operations
Set up production and test environment in the cloud, development tools and continuous delivery pipeline.
GROB-WERKE
Mindelheim
2 Monate
2019-08 - 2019-09
Workshop Moderner Stack
VueJSLaravelMongoDB
Workshop on creating a modern web interface for calculating various insurance-related figures. Modern technologies presented: VueJS, Laravel, MongoDB
Development of the technical concept together with the onsite development team, functional concept, prototyping, UX design
VueJSLaravelMongoDB
AON Deutschland
4 Monate
2019-05 - 2019-08
Design, development and deployment of a Single Page Application
Lead Frontend EngineerReactReduxAnt-Design
Lead Frontend Engineer
ReactReduxAnt-Design
emax-digital
2 Jahre 4 Monate
2016-09 - 2018-12
Optimization of workflow processes
Scrum Master
Scrum Master
Introduction and education of the department in Scrum
Optimization of workflow processes
Team leadership as a servant leader & agile coach
Introduction and maintenance of JIRA and Confluence as an administrator
Designing and developing interactive user experiences is my passion.
Skills
JavaScript
TypeScript
HTML
(S)CSS
Node.js
React(-Native)
Expo
Next.js
RemixRedux
Zustand
Node.JS
Firebase
GraphQL
Serverless
Jest
Detox
FP
OOP
Python
MySQL
Postgres
NPM
Git
Ramda
GitHub
Gitlab-CI
Bash
VSCode
NeoVim
Ubuntu
MacOS
Docker
Leadership
Ownership
Mentoring
Team building
Einsatzorte
Einsatzorte
Munich (+50km)
Deutschland, Schweiz, Österreich
möglich
Projekte
Projekte
6 Jahre 7 Monate
2019-08 - heute
Consulting, design, development and deployment of mobile and web applications
Freelance Software Engineer
Freelance Software Engineer
Consulting, design, development and deployment of mobile and web applications for small and medium sized companies.
1 Jahr 2 Monate
2024-10 - 2025-11
Clypp Mobile App
Redesign and technical implementation of the Clypp mobile app as an Expo project using a modern technology stack. Responsible for selecting and integrating all necessary libraries and the application architecture.
Noteworthy features implemented:
Creation and uploading of video tutorials directly in the app
AI-supported translation of content into multiple languages
Full offline functionality including all translations, assets, and attachments
Management and editing of various attachment formats
Integrated training system for training courses and certifications
Collaboration:
Close collaboration with designers and developers.
Regular discussion of design and implementation proposals until final implementation.
Focus was on a clean code base, user-friendly operation, and reliable performance.
Zesavi GmbH
3 Monate
2025-08 - 2025-10
Venta AI
TypeScriptReactRemix
Optimization of Venta AI Web Software Email Outreach Feature. Fixed redundancies and code smell, outreach feature runs now faster and more reliable.
Added custom textblocks to markdown editor, which parses and displays bracket keywords differently.
TypeScriptReactRemix
april.eleven GmbH
4 Jahre 1 Monat
2019-11 - 2023-11
Frontend Engineering
Lead Frontend Engineer
Lead Frontend Engineer
Design, development and deployment of mobile applications, build with React-Native (cross platform Android and iOS), Single Page App with React and Firebase as well as Serverless Cloud Functions, in a medical regulated field.
Migrated Firebase to GraphQL with NestJS Backend on Kubernetes.
Setup complete continuous build pipeline for both Android and iOS apps with e2e test integration with Gitlab-CI on local MacOS and Ubuntu hardware as well as containerized runners with docker.
Documentation of development practices and release process in a regulated field.
Team leadership, mentoring and knowledge sharing.
Smokeless.world
5 Jahre 10 Monate
2014-03 - 2019-12
various
Web-/ App-Developer
Web-/ App-Developer
Development
Design, development and deployment of hybrid mobile applications and single page applications in the field of Industry 4.0, with the help of unit and e2e tests, pair programming, code reviews and Scrum.
Operations
Set up production and test environment in the cloud, development tools and continuous delivery pipeline.
GROB-WERKE
Mindelheim
2 Monate
2019-08 - 2019-09
Workshop Moderner Stack
VueJSLaravelMongoDB
Workshop on creating a modern web interface for calculating various insurance-related figures. Modern technologies presented: VueJS, Laravel, MongoDB
Development of the technical concept together with the onsite development team, functional concept, prototyping, UX design
VueJSLaravelMongoDB
AON Deutschland
4 Monate
2019-05 - 2019-08
Design, development and deployment of a Single Page Application
Lead Frontend EngineerReactReduxAnt-Design
Lead Frontend Engineer
ReactReduxAnt-Design
emax-digital
2 Jahre 4 Monate
2016-09 - 2018-12
Optimization of workflow processes
Scrum Master
Scrum Master
Introduction and education of the department in Scrum
Optimization of workflow processes
Team leadership as a servant leader & agile coach
Introduction and maintenance of JIRA and Confluence as an administrator