Horst Wolfenstätter-SQL Server Migration
Check rate
Experience
SQL Server Migration
Cairo AG
- Carried out the SQL Server migration in the Stadtwerke Schwetzingen project
3rd Lvl. Support SQL Server
Insinno GmbH
- Continuous third-level support for SQL Server in the Matchbox project
SQL Server Troubleshooting and Performance Optimization
Quibiq GmbH
- Analyzed and fixed performance issues in the amedes project
Senior Database Developer
Meyer IT-Consulting
- Optimized the Livision CRM databases
Senior Database Developer
Softwarekontor GmbH
- Carried out various database development projects
Senior Database Developer
syscovery business solutions GmbH
- Contributed to various database projects as a Senior Database Developer
Senior Database Developer
syscovery AG
- Contributed to various database projects
SQL Server Administrator and Developer (Workshops)
Self-employed
Conducted onsite workshops on installation, configuration, backup, and restore
High availability and distributed data storage
Troubleshooting and monitoring
Performance analysis and performance tuning
SSIS and SSRS
SQL Server Mirroring and Log Shipping Consultant
Wuppertaler Stadtwerke
- Advised on installation and automation of mirroring and log shipping configurations
Team Coach for the development team
syscovery AG
- Coached and provided technical leadership to the development team
SQL Server Cluster Consultant
Noerr LLP
- Troubleshooting and configuration consulting for SQL Server clusters
BI/Datawarehouse Developer
Gamigo AG
- Design, implementation, and rollout of a Business Intelligence / Datawarehouse solution based on SSIS, SSAS, and SSRS
Database Development Team Lead
T-Systems GmbH
Leading database development in the Tadmin2 project
Focus on SSIS package development for ETL processes and report automation with SSRS
SQL Server Troubleshooting and Performance Optimization
Gamigo AG
- Performance optimization in the Fiesta project
Database Developer
T-Systems GmbH
T-SQL performance optimization and troubleshooting in the TA2Linie project
Implementing quality assurance measures
SQL Server Integration Services Workshop Leader
Koch Software Consulting GmbH
- Conducted workshops on using MS SQL Server 2008 Integration Services
Database Developer and Trainer
syscovery AG
Developed complex database-side routines for data pseudonymization, transport and migration
Staff training
SQL Server Troubleshooting and Performance Optimization
T-Systems GmbH
- Troubleshooting and performance optimization in the SWPool project
Database Developer
T-Systems GmbH
- Development in the TA2Linie project
Database Migration Consultant
Koch Software Consulting GmbH
- Migrated an existing application from Advantage Database Server to MS SQL Server 2008
Database Developer and Product Support
syscovery netsoft GmbH
Development based on SQL Server 2000 and 2005
Staff training and Level-3 product support
IT Migration and Rollout Subproject Manager
Deutsche Post AG
Led subprojects for IT migrations and rollouts in Darmstadt, Cologne and Bonn
Used MS Office, MS Project and VBA
Developer for Inventory and IT Asset Management
Freelance
- Development based on SQL Server 7, Visual Basic 6, MS Access and Oracle 7
Database and GUI Developer
Dienstleister Sulzbach/Ts.
- Development in the area of paper-based payment transactions with SQL Server 6.5 and 7 and Visual Basic 6
Industry experience
See where this freelancer has spent most of their professional time.
Experienced in Information Technology, Transportation, Professional Services, Media and Entertainment, Banking and Finance, and Healthcare.
Business area experience
See which departments and functions this freelancer has contributed to most.
Experienced in Information Technology, Business Intelligence, Product Development, Customer Service, Project Management, and Supply Chain Management.
Skills
Current Focus On Robust And High-Performance Database Applications With Microsoft Sql Server
- Database Design
- Development Of Procedures, Functions And Triggers
- Debugging And Bug Fixing
- Monitoring And Profiling
- Performance Tuning On Hardware, Configuration, Data Structures, Indexes, Individual Queries
- Test Automation For Functional Tests And Load Tests
Platforms
- All Microsoft Operating Systems As Development And Target Platform
- Microsoft Azure
- Docker
- Vmware
Programming Languages
- T-Sql
- Powershell
- C#
- Python
- Visual Basic
Databases
- Ms Sql Server
- Access
- Oracle
- Influxdb
Products/Standards
- Visual Studio
- Team Foundation Server
- Git
Soft Skills
- Implementation Of Development Processes And Methods (Scrum, Psp, Tsp)
- Team Leadership
- Employee Motivation
- Internal And External Training
- Documentation
- Project Management
Languages
Education
Ruprecht-Karls-Universität Heidelberg
Studied Physics · Physics · Heidelberg, Germany
Certifications & licenses
Microsoft
Microsoft
Microsoft
Microsoft
Microsoft
Microsoft
Statistics
Experience
Global experience
Expertise
Qualifications
Profile
Frequently asked questions
Have questions? Find more information here.
Horst is based in Lampertheim, Germany.
Horst speaks the following languages: German (Native), English (Advanced).
Horst has at least 31 years of experience. During this time, Horst has worked in at least 18 different roles and for 17 different companies. The average length of individual experience is 1 year and 3 months. Note that Horst may not have shared all experience and actually has more experience.
Based on recent experience, Horst would be well-suited for roles such as: SQL Server Migration, 3rd Lvl. Support SQL Server, SQL Server Troubleshooting and Performance Optimization.
Horst's most recent position is SQL Server Migration at Cairo AG.
In recent years, Horst has worked for Cairo AG, Insinno GmbH, Quibiq GmbH, Meyer IT-Consulting, and syscovery business solutions GmbH.
Horst is most experienced in industries like Information Technology, Transportation, and Professional Services. Horst also has some experience in Media and Entertainment, Banking and Finance, and Healthcare.
Horst is most experienced in business areas like Information Technology, Business Intelligence, and Product Development. Horst also has some experience in Project Management, Customer Service, and Supply Chain Management.
Horst has recently worked in industries like Information Technology, Professional Services, and Healthcare.
Horst has recently worked in business areas like Information Technology and Business Intelligence.
Horst attended Ruprecht-Karls-Universität Heidelberg for Physics.
Horst has 13 certificates. Among them, these include: AI-900 Azure AI Fundamentals, AZ-900 Azure Fundamentals, and DP-900 Azure Data Fundamentals.
The availability of Horst needs to be confirmed.
Daily rate distribution
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Average rates for similar positions
Rates are based on recent contracts and do not include FRATCH margin.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 26 Aug 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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