Freelancer profile translated to English.

Description

Database Administrator with 8+ years of experience in MS SQL Server, PostgreSQL, Oracle, and MySQL in productive enterprise environments. Focus on performance optimization, stability, and reliable database operations.

Experience in international IT environments as well as with hybrid cloud infrastructure and GIS systems (ArcGIS, FME, INTERLIS). Independent, structured way of working and extensive experience with remote work.

Seeking a long-term position in an international company in Switzerland.

Languages

Czech
Native or bilingual
German
Fluent
English
Fluent
French
Basic

Workplace preferences

Can work on-site

Zürich (up to 50km)

Diogenes Verlag AG,
Database Specialist & System Administrator
February 2022 - Today (4 years and 4 months)
Zürich, Switzerland
Administration, operation, and automation of MS SQL Server and MySQL
Management and optimization of a hybrid IT infrastructure (On-Premises & Microsoft 365) including administration of Microsoft 365 Admin Center, Entra, Exchange, and SharePoint
Operation and technical support of Microsoft Dynamics ERP
Management and implementation of small IT projects including data and media archive migrations
Operation of central IT services (Active Directory, user and permission management)
1st and 2nd level support as well as IT onboarding of new employees
Close collaboration with specialist departments and external service providers
Basler Hofmann AG,
Database Specialist & Geoinformatician
September 2020 - September 2021 (1 year)
Zürich, Switzerland
Overall technical responsibility for the LIDS GIS system (SAMO)
Administration, optimization, and security of Oracle and PostgreSQL databases
Execution of database migrations (Oracle → PostgreSQL) and processing of INTERLIS and FME data imports
Analysis, testing, and close collaboration with development teams
Asseco Berit AG,
GIS Technician
July 2014 - June 2020 (5 years and 11 months)
Basel, Switzerland
Operation and maintenance of Oracle and PostgreSQL databases
Management and implementation of GIS database migrations (Oracle-PostgreSQL)
Development and execution of transformation processes (LV95)
Processing of Interlis data with FME
Reporting with JasperReports
Close cooperation with development teams
2nd level support and customer service (internal & on-site)
Measurable contribution to revenue increase of approx. +10% through successful project completion