As a full stack developer, I have worked on a multitude of projects, from mobile apps to websites. Since starting my dev journey at the Apple Developer Academy in Naples, I have garnered over 5 years of work experience, crafting cross-platform and web-based experiences for clients from a wide range of industries.
3st 2024-12-01 —
Full-Stack Developer
hpm GmbH 2019-05-01 — 2024-09-30
Developer
Worked on various projects for industrial clients, including mobile and web applications with React (Native) and SvelteKit, as well as backend development in Node.js with Actionhero
Highlights
- Created an internal wiki-website as a final project of my apprenticeship
- Worked on projects such as the TESORA mobile-app and the VOTEOS blockchain-voting software
Behindertenseelsorge Mainz 2015-09-01 — 2016-03-31
FSJ
Helping people with disabilities
Highlights
- Volunteered on trips for groups of children, teenagers and adults with disabilities
- Destinations included Rome, Italy and De Rijp, Netherlands
Digital Product School 2024-09-06 — 2024-11-30
Software Engineer
Training Program
Courses
- User-centered Design
- Agile Methodologies
- Lean Startup
FES Wiesbaden 2019-08-15 — 2022-01-15
IT Specialist - Application Development
Berufsschule
TU Darmstadt (prev. Munich) 2018-10-15 — 2019-05-01
Computer Science
Bachelor (uncompleted)
Apple Developer Academy - Naples 2017-10-01 — 2018-06-30
iOS Development
Challenge Based Learning
Courses
- Challenges - app projects developed in small teams
- Design Thinking
- Business modeling and planning
Technical University Munich 2016-10-15 — 2017-08-01
Engineering Sciences
University
German International School New York 2012-08-16 — 2015-05-30
German Abitur & Highschool Diploma
Gymnasium
Circular Hackfest 2023 - Best Business Opportunity
August 13, 2025
by
Circular Republic
My team worked on a robot that can cook and slice kebab meat. I helped rewrite the Arduino code and built an app to remotely control the robot.
IT-Talents Scholarship
August 13, 2025
by
IAV
During my apprenticeship, I was awarded a year-long monthly stipend. An [interview](https://it-talents.de/partnerunternehmen/dennis-erhaelt-ein-it-stipendium/) was published.
Medienberg Hack 2019 - Smart Media
August 13, 2025
by
VRM
Hackathon Project. My team created an Alexa Skill that employed Text-to-Speech to guide through a text based RPG using the Twine-format.
Web Development
- React
- Svelte
- Javascript
- Next.js
- MUI/AntDesign
App Development
- React Native
- iOS
- Swift
- Android
- Expo
Backend Development
- ActionHero
- REST
- GraphQL
- MySQL
Infrastructure
- GitLab (CI/CD)
- Docker
Methodologies
- TDD (Jest/Vitest)
- Agile Development
- UML / Documentation
English
Native speaker
German
Native speaker
French
Beginner
Music
- Piano
- Hip Hop
Making
- 3d Printing
- Raspberry Pi
- Arduino
Gaming
- VR
- Indie
- Handheld
Smart Home
- Home Assistant
- Zigbee