Alexander Stier
TYPO3 Senior Fullstack Developer, Backend & Frontend
Experience
Jan 2020 - Dec 2025
5 yearsTYPO3 Senior Fullstack Developer, Backend & Frontend
Dr. Klein Privatkunden AG via Halian GmbH
- Implementation and programming of financing portals
- Used TypoScript, Extbase, Fluid technologies
- Usage of Docker and npm
- Tasks in backend and frontend
Jan 2020 - Dec 2025
5 yearsTYPO3 Senior Fullstack Developer, Backend & Frontend
Vergleich.de Gesellschaft für Verbraucherinformation mbH via HALIAN GmbH
- Programming and development of comparison portals
- Integrated skills in TypoScript, Extbase, Fluid, TypeScript, requireJS and Web Vitals
- Backend and frontend tasks
Jan 2016 - Dec 2025
8 yearsProject management, TYPO3 Senior Fullstack Developer
DAX company in the pharmaceutical industry
- Development and maintenance of a closed member portal
- Integration of SAML, ASP.NET Web API and LTS migration
- Programming work with TypoScript and Extbase
Jan 2011 - Dec 2023
12 yearsSenior TYPO3 Developer, System Administrator
LM Holding GmbH & Co. KG
- Development and management of multisite corporate websites
- Execution of LTS migrations
- Technologies: Extbase, Fluid, LAMP, PLESK, SSL
Jan 2007 - Dec 2025
18 yearsProject Manager, DevOps, Senior TYPO3 Developer
Deutschlandradio Public Broadcasting Corporation
- Planning and implementation of the intranet system
- Technologies: TypoScript, Extbase, Fluid, Matomo/Piwik
- Used SAML SSO and AD-LDAP synchronization
- Worked with MS SQL, IIS, PHP, MariaDB
Jan 1997 - Present
28 years 7 monthsFreelancer and Managing Partner
Cuti Und Stier - Internet GbR / Cuti Und Stier - IT-Service UG
- Project work as a self-employed developer
- Long-term client partnerships
Languages
German
Native
English
Advanced
Education
Oct 1997 - Jun 2005
Cologne and Dortmund University of Applied Sciences
Diploma in Computer Science (UAS) · Business Informatics · Germany
Oct 1994 - Jun 1997
FORD Werke AG
Industrial Mechanic in Production Technology · Cologne, Germany
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