Microsoft SQL Server Experts in Hanover
in minutes from over 15,000 CVs with the power of AI.Hire experts who design SQL Server databases, tune performance, and handle backups, high availability, and secure migrations. Get fast, precise matching with vetted, available freelancers.
Meet FRATCH Experts in Hanover, who have recently used Microsoft SQL Server
Michael Serejenkov
Last position:
Data Scientist at CompuGroup Medical Deutschland AG, docmetric GmbH
Development of AI-based and classical models for analyzing medical and patient data, including medication analyses, diagnosis analyses, forecasts, procedure analyses, dosage analyses, comorbidity analyses, prescription analyses, patient potential analyses, and referral profile analyses. Analyses in the area of Real World Evidence.
- Gathering customer requirements
- Planning the subproject
- Designing and defining KPIs
- Designing and developing models and visualizations of the results using customer dashboards
- Developing and implementing DWH adjustments
- Deriving recommendations for action
Methods, technologies: Simulation, Artificial Intelligence, Python, R, SQL, Microsoft Power BI, Amazon Web Services, Elasticsearch, PostgreSQL, Databricks, Multivariate Statistics
Joern Thieme
Last position:
Senior Software Developer | Database Expert | Business Intelligence | 24+ years of project experience at HannoMax GmbH
Are you looking for more than just a developer, but a partner who understands business processes and develops sustainable solutions? Then I am the right person for you.
For more than 24 years, I have been helping companies develop software solutions, use data intelligently, and make business processes more efficient. I combine solid technical expertise with a deep understanding of business operations and economic relationships.
My focus is on developing custom software and database solutions as well as integrating existing systems. I have implemented numerous projects in which CRM, ERP, webshop, logistics, and other business systems were connected with each other. The result is automated processes, less manual work, and higher data quality.
I also develop business intelligence and data warehouse solutions as well as management reports that give decision-makers a reliable data basis at any time.
I get up to speed quickly in existing systems and also find practical, cost-effective solutions for complex requirements. I always keep the overall system in view - not just individual lines of code.
My services at a glance:
- Custom software development
- Database development and performance optimization
- Business Intelligence & Data Warehouse
- Management reporting and dashboards
- ERP, CRM, webshop, and logistics integration
- Interface development and process automation
- Analysis and optimization of business processes
- Technical consulting and solution architecture My clients value my structured way of working, my quick grasp of things, and my high standards of quality. I think like an entrepreneur, communicate on equal footing, and develop solutions that work well in the long run.
My goal is simple: simplify processes, make data usable, and help companies become more successful with well-thought-out software solutions.
Willi Ziegenhagel
Last position:
Data Analyst
- Analysis of process data
- Data preparation with SQL
- Development of reports & dashboards in Celonis
Martin Schaefer
Last position:
MS Fabric Certification
MS Fabric certification with creation of pipelines and notebooks in Fabric using data from Azure, Azure Repos, Azure Boards, and GitHub. Data ingestion via OneLake Explorer, direct IP connection, and API (REST) are the main topics
Kristof Blümel
Last position:
Strategic Consulting at German Grid-Battery Storage Provider
- Consulted on IT security and process optimization, focusing on NIS2 and risk requirements
- Troubleshot and optimized plant core networks using STP, certified hardware, and open-source components such as OPNsense
- Redesigned network segmentation for VLAN rollout in a hybrid multisite multicloud setup using Tailscale VPN
- Facilitated cross-departmental discussions to align technical and social requirements
- Optimized monitoring with Grafana, Telegraf, and SNMP configurations
- Prototyped network setup for a new plant, including VLAN separation with Tailscale VPN
- Automated various scenarios using Python and Bash scripting
Friedhelm Matten
Last position:
Project at Deutsche Gesetzliche Unfallversicherung
- Collaborated on HL7 FHIR profiling and validation
- Created CodableConcepts (code/value systems), extensions and profiles like Composition and Bundle
- Extensive instance creation and validation
- Used Simplifier.net, Forge and the FHIR Java Validator
Maximilian Mayerhofer
Last position:
Test Data Creation and Management at statutory accident insurance
- Provision of cross-system synthetic test data for test automation for insured persons, companies and external partners in coordination with specialist departments and stakeholders, taking requirements and test cases into account
- Synthesis of test data with regard to data protection and data security
Christian Krah
Last position:
Service Catalog Manager at Deloitte team
- Worked in the IT infrastructure of the Deloitte team.
- Planned assignment as service catalog manager at an insurance company in Hanover.
Janus Thomys
Last position:
Senior Scrum Master, Agile Coach at DMK, Bremen, Germany
- Optimizing agile work using Scrum as the chosen framework
- Coaching teams and individual members to increase collaboration efficiency, improve team effectiveness and performance, and foster a culture of continuous improvement
- Promoting and supporting the use of agile methods with Scrum, including upholding Scrum values and team self-organization
- Preboarding the internal Scrum Master
Frank Nitze
Last position:
Developer at In-house development of the HAPPYLIST web application
- Fully developed a CRM system for contact management in network marketing
- Enabled configuration of tags, custom reminders, birthday reminders and more
- Application is productive
- Technologies and methods: Trello, Python, Django, Rest-Framework, Bootstrap, PostgreSQL
Matthias Von Görbitz
Last position:
Managing Partner at IT consulting firm
Discover over 15,000 top freelancers
Statistics of experts using Microsoft SQL Server
Aggregated from the professional profiles of matched freelancers.
Experience
29 years (Germany: 23 years)
Position duration
3.9 years (Germany: 3.1 years)
Positions per freelancer
18 (Germany: 15)
Top business areas
Information Technology, Project Management, Business Intelligence
Top industries
Information Technology, Professional Services, Automotive
Certification focus areas
Information Technology, Business Intelligence, Quality Assurance
Bachelor's degree or higher
80% (Germany: 84%)
Master's degree or higher
50% (Germany: 49%)
Doctorate
30% (Germany: 8%)
Certifications per freelancer
4 (Germany: 3)
Most common languages
German, English, French
Speak two or more languages
100% (Germany: 96%)
Based on our profile pool as of 30 Aug 2026.
Daily rate distribution
The chart shows how the daily rates of freelancers in this technology in Hanover are distributed, based on recent contracts on our platform. Each bar covers a rate range — its height shows how many freelancers charge within that range.
Average rates of experts in Hanover using Microsoft SQL Server
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 30 Aug 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
About the technology
Core use
Microsoft SQL Server is used to store, query, and protect business data. Companies rely on it for transactional systems, reporting, integration, and stable database services behind internal tools and customer-facing applications.
What specialists do
- Design tables, indexes, and constraints for reliable data models
- Write T-SQL for stored procedures, views, jobs, and reports
- Tune slow queries and reduce blocking, waits, and deadlocks
- Plan backups, restores, and disaster recovery
Ecosystem
SQL Server often sits with SSMS, SQL Server Agent, SSIS, SSRS, and SSAS, plus Azure SQL in hybrid setups. Strong specialists know how to work with Windows authentication, security roles, and monitoring tools that keep production systems predictable.
When to bring help
Companies bring in freelance SQL Server experts for migrations, version upgrades, incident fixes, and workload reviews. They are also useful when a team in Hanover needs short-term support for a reporting project, a database audit, or a remote handover with clear documentation.
What good work looks like
Good professionals make changes safely and explain trade-offs in plain language. They test restores, check execution plans, review permissions, and leave behind scripts and notes that another specialist can pick up without guesswork.
Common project types
- Application databases for ERP, CRM, and line-of-business systems
- Data warehouse and reporting layers for BI teams
- Migration from older SQL Server versions or from other relational databases
- Hardening, patching, and access control for production environments
Frequently asked questions
Everything clients usually want to know about Microsoft SQL Server, in one place.
Microsoft SQL Server is used for transactional databases, reporting, and data services that need reliable storage and access control. It is common in business applications, internal portals, and analytics workloads where consistency matters more than flashy features.
SQL Server is often chosen when a company wants tight integration with Microsoft tools, strong administration features, and mature support for mixed workloads. PostgreSQL is more open and flexible for some teams, while MySQL is common for simpler web-focused systems.
A strong Microsoft SQL Server specialist should know T-SQL, indexing, execution plans, backup and restore strategy, and security roles. Experience with SSMS, SQL Server Agent, and at least one nearby stack such as Azure SQL, SSIS, or Power BI is often useful.
A good SQL Server project can start with schema access, the current pain points, and a clear view of production and test environments. The more the specialist knows about data volume, release routines, and business-critical reports, the faster the work becomes.
For Microsoft SQL Server, remote work is often enough for tuning, scripting, and migration planning. On-site time in Hanover can help when access rules are strict, when a live incident needs close coordination, or when a local team wants direct handover sessions.
A solid SQL Server migration plan covers compatibility checks, schema changes, data movement, cutover timing, and rollback steps. It should also include application testing, login and permission review, and validation of jobs, reports, and linked systems.
Look for clear explanations, safe change management, and proof that the person understands performance, recovery, and security. A capable Microsoft SQL Server professional will ask about indexes, blocking, backup goals, and how the database supports the business process.
Freelancers working with Microsoft SQL Server should expect careful access control, change windows, and a need for precise documentation. In many teams, especially in regulated or industrial settings, collaboration is easiest when the specialist writes down every step and keeps communication direct.
The average hourly rate of freelancers in Hanover, Germany who have used Microsoft SQL Server in their recent projects is 102 €, which corresponds to a daily rate of about 815 € based on an 8-hour working day.
Of the freelancers in Hanover, Germany who have used Microsoft SQL Server in their recent projects, 80% hold at least a Bachelor's degree, 50% hold at least a Master's degree, and 30% hold a doctorate.
On average, freelancers in Hanover, Germany who have used Microsoft SQL Server in their recent projects have 29 years of professional experience, with a single engagement typically lasting around 3.9 years.
The most common languages among freelancers in Hanover, Germany who have used Microsoft SQL Server in their recent projects are German (100%), English (100%), and French (27%).
The most common industries among freelancers in Hanover, Germany who have used Microsoft SQL Server in their recent projects are Information Technology (100%), Professional Services (73%), and Automotive (64%).
The most common business areas among freelancers in Hanover, Germany who have used Microsoft SQL Server in their recent projects are Information Technology (100%), Project Management (82%), and Business Intelligence (73%).
Main locations of FRATCH Experts, who have recently used Microsoft SQL Server
Our freelancers and interim experts are at home across the DACH region — available on-site in the major business hubs or fully remote. Choose a location to discover matched specialists, local market insights and up-to-date availability.
Berlin 
Hamburg 
Munich 
Cologne 
Frankfurt 
Stuttgart 
Dusseldorf 
Leipzig 
Dortmund 
Essen 
Dresden 
Nuremberg Request a free demo
Get in touch with the FRATCH team and we will get back to you within 4 hours.
Would you rather directly get in touch?
We always have the time for a call or email!
Philipp Thomaschewski
FRATCH CEO
