Alexander Stier

TYPO3 Senior Fullstack Developer, Backend & Frontend

Bergisch Gladbach, Germany

Experience

Jan 2020 - Dec 2025
5 years

TYPO3 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 years

TYPO3 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 years

Project 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 years

Senior 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 years

Project 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 months

Freelancer 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