T-SQL Experts in Munich
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Meet FRATCH Experts in Munich, who have recently used T-SQL
Ajay Kumar Deekonda
Last position:
Senior BI and Analytics Engineer at Novartis
- Led enterprise reporting modernization by migrating legacy SSRS reporting solutions to Power BI, supporting 500+ business users while ensuring full GDPR/DSGVO compliance.
- Designed and optimized Power BI and Microsoft Fabric semantic models using star schema, dimensional modeling, advanced DAX, and performance optimization techniques, reducing query latency by 25%.
- Delivered 20+ executive and operational dashboards featuring KPI scorecards, drill-through, bookmarks, and row-level security, improving reporting efficiency by 20%.
- Enabled self-service analytics through governed Power BI datasets, dataflows, and gateway architecture, increasing business-led reporting adoption by 35%.
- Configured an incremental refresh policy and query folding for a 50+ million row sales dataset, reducing daily report refresh times by 85%.
- Deployed automated ETL/ELT pipelines using Azure Data Factory, Microsoft Fabric, and Snowflake, reducing reporting delivery timelines by 40% through workflow automation.
- Spearheaded Microsoft Fabric analytics modernization initiatives including lakehouse architecture, OneLake integration, and centralized data platform development, reducing data latency from 2 hours to 20 minutes.
- Translated business requirements from 15+ stakeholders into scalable Power BI semantic models and dashboards, improving reporting consistency and reducing ad-hoc reporting requests by 25%.
- Applied Microsoft Copilot and generative AI tools to accelerate SQL development, DAX authoring, technical documentation, and testing activities, reducing development effort by approximately 15 hours per week.
Ljubomir Obrenovic
Last position:
Senior Software Test Engineer at Keil KTM GmbH
Temporary employment
- System black-box integration tests (BBIT, IVVQ): Execution of regression, release, acceptance, and compliance tests for safety-critical brake control units in the rail industry
- Software test application & integration: Runtime configuration of software components and libraries, validation of interfaces, configuration dependencies, and component interactions
- Test automation (FEAT framework): Co-development and further development of an automated test framework for test execution, reporting, and result analysis
- Functional safety (SiL4, FuSi): Ensuring compliance with safety requirements, traceability and coverage, as well as standards compliance according to EN50126/28/29
- Test automation for communication components: Configuration and validation of fieldbus (CAN) and Ethernet-based TCMS data communication interfaces (TRDP and CIP)
- Requirements analysis & shift-left (PTC Windchill ALM): Analysis of software and system artifacts to identify gaps, ambiguities, and redundancies early in the SDLC
- Test design & test case development: Derivation of test conditions, coverage strategies, and implementation of data-driven test cases (DDT), including reusable test data fixtures
- CI/CD & automation (Python, PowerShell, Jenkins, SVN): Automation of build, test, and HIL deployment processes as well as integration into CI/CD pipelines
- Test data & configuration management (XML): Maintenance and adaptation of XML test vectors and system configurations with automated integration into test environments
- Non-functional testing: Execution of performance and load tests to assess stability and system behavior
- Agile development & defect management (JIRA, Confluence): Participation in Scrum teams, test coordination, review of test artifacts, as well as defect tracking and root-cause analysis
- Error analysis & debugging (CANoe, CANalyzer): Analysis of errors and message flows across multiple system layers (application to bus)
- Model-based analysis (UML, Enterprise Architect): Specification of SUT/SOW and support for systematic test control
- Process & test documentation: Creation of integration and test documentation according to internal quality and certification requirements
Giuseppe Abrignani
Last position:
Embedded Software Developer at Inheco
- AI Integration (LLM & RAG): Design and build of an internal intelligent RAG system (Retrieval-Augmented Generation) based on LLMs, n8n, and vector data for the automated analysis of technical documents and error logs.
- Design & Implementation: Design of a robust RS-232/UART communication interface for an SBC-based embedded device to control medical shaker systems.
- Architecture & Protocol Design: Implementation of a highly maintainable software structure (OOP, SOLID) and definition of hardware-close, resilient communication protocols including multithreading and advanced error handling.
- Quality Assurance & DevOps: Test automation using xUnit, integration tests directly on the hardware target, and maintenance of technical documentation according to strict medical technology standards via Azure DevOps.
Label: C#, .NET, LLMs, RAG, n8n, RS-232, UART, Multithreading, async/await, xUnit, gRPC/protobuf, Blazor, MudBlazor, EF Core, Visual Studio 2026, Azure DevOps
Michael Ternes
Last position:
ETL Developer at Insurance service provider
DWH for customer and financial data
- Extension of the DWH with new data sources
- Report development
- Data quality management
Methodology: Scrum
Tools: Atlassian Confluence & Jira
Databases: Microsoft SQL Server
Programming languages: SQL, T-SQL
ETL: Microsoft SQL Server Integration Services (SSIS)
Frontend platform: PowerBI, Microsoft Reporting Services
Ernst Höfler
Last position:
Support/Development/Consulting – Process Development, E-Invoicing, XRechnung, ZUGFeRD
- Support and further development of a complex process for creating XML documents for electronic invoices / E-Invoicing (XRechnung, ZUGFeRD)
- Automation of operational processes, process development and optimization
- Development of frontend applications with MS Power Apps
- Porting SQL Server 2016 to SQL Server 2022
- SQL Server database administration
Martin Moser
Last position:
Test automation for trading software at Martin Moser IT Consulting GmbH
- Set up GUI test framework for testers and developers to easily create GUI tests
- Implemented automated GUI tests with QF-Test for stock trading software and PDF file comparisons
- Created comparison runs between different versions
Used technologies: QF-Test, Java, Jython
Wolfgang Tomaschek
Last position:
Overall Project Manager at itzbund
Project content: The use of “Generative Pretrained Transformer” technologies (GPT) will massively change the world of work in the coming years. ITZBund is developing a base service for this, which can be used by its 200 customers. This base service is offered as an on-prem and a cloud variant. Started in 12/23, from 05/24 productive systems (based on MVP) could already be rolled out and operated successfully for several agencies and federal ministries.
Project metrics:
- Budget in 2024 approx. €20M
- approx. 70 people in the core project context
- regular (indirect) contact with approx. 80 people in the wider project environment
My main tasks:
- Overall responsible external project manager
- Project definition phase/project setup and establishment of the project organization
- Strategic and operational project planning, as well as shaping and ongoing adjustments of the project
- Ongoing coordination with project owners and stakeholders in ITZBund
- Ongoing coordination with subproject managers, agile roles and other project staff
- Responsibility for project controlling, quality management, risk management and change management
- Responsibility for providing the base service on on-prem and cloud environments and its continuous development
- Planning and leading several hypercare phases
- Collaboration and ongoing coordination with a partner project of a federal ministry and provision of an MVP
- Coordination with agile teams
- Coordination with operations, release and deployment
- Responsibility for the implementation of the first customer projects
- Responsibility for creating an AI governance
- Ensuring accessibility (BITV)
- Responsibility for setting up a subproject for marketing activities
- Support in building an efficient proposal process
- Stakeholder management
Methodology:
- V-Model XT ITZBund
- Scrum
Tools used:
- Microsoft Office, Skype, MS Project, Confluence, Jira, SharePoint, Miro
Azadeh Tavassoli
Last position:
AI Engineering Fellow at Turing College
- Completed an intensive AI Engineering Program focused on LLM evaluation, retrieval, agent orchestration, and multimodal workflows.
- Designed retrieval pipelines with document ingestion, semantic search, and citation-aware outputs using LangChain and ChromaDB.
- Built LangGraph-based agent workflows with state handling, clarification loops, and human-in-the-loop approval steps.
- Applied prompt engineering and evaluation patterns, including scoring logic and guardrails, to improve output quality and reliability.
- Worked extensively with Python, FastAPI, OpenAI APIs, LangChain, LangGraph, and ChromaDB in end-to-end implementations.
Hannah De Vries
Last position:
Fullstack Developer at DB Cargo
- Development of Blazor-Server applications for data management
- Focus on unifying design and user experience
- Mentoring junior developers
- Establishing and consulting for coding guidelines and best practices
- Technologies: .NET 9, Blazor Server, MudBlazor, HTML, CSS, MS SQL Server (T-SQL, Views, Trigger, Stored Procedures, Table-Valued Functions), Entity Framework, Visual Studio, Scrum, agile, git
Sascha Jürgens
Last position:
Agile Coach & Partner at Agisolve GmbH – Pragmatic Agility® | Edler & Stiegler GmbH | CTN Consulting
- Create a product and service portfolio delivering a 360 degree approach to digital corporate sustainability covering KPI management, CSRD reporting and sustainable strategy
- Create vision and business case
- Onboard and align business partners, negotiate contracts
- Set up partner network as self-organized agile team
- Co-develop product and service portfolio
- Coordinate sales and marketing, go-to-market strategy and roadmap
Marco Bloch
Last position:
Business Analyst | IT Project Manager at Mercedes-Benz Group AG
- Coordination of implementing IT projects, subprojects, and enhancements within DevOps
- Management of IT service providers and responsibility for the quality of IT systems while meeting strategic guidelines
- Assisting in the creation of security-relevant IT documents, including security profiles, Data@Cloud, SCA, and penetration tests
- Full project management responsibility: monitoring and ensuring adherence to resources (scope, schedule, cost, and quality)
- Defining requirement profiles for external service providers and reviewing and evaluating proposals
- Supporting the setup and management of Windows and Linux servers in collaboration with Infosys, including configuring and enabling network ports
Stefan Corsten
Last position:
SSIS Development at Stadtsparkasse München
- Replacement of a Java application and the Oracle DB for loading the internal WerWasWo system using SSIS.
- Development of SSIS packages to load text files into the database (SQL Server)
- Development of a database project for deployment on various servers
- Creation of queries to monitor the loading runs
- Development of a PowerShell script to automate the deployment of the SSDT projects.
- Oracle, SQL Developer, Microsoft SQL Server 2022 on-premises, SQL Server Management Studio v21, Visual Studio 2022, SSIS, SSDT, PowerShell.
Joachim Bleichert
Last position:
Oracle Consulting and Development at Berufsgenossenschaft Nahrungsmittel & Gastgewerbe (BNG)
- Development and consulting of various web applications for data preparation and distribution using Oracle databases and PL/SQL
- Technologies: Oracle 19, Oracle PL/SQL, Oracle APEX
Franz Hamberger
Last position:
Software Developer at Roche Diagnostics GmbH
- Implementing microservices in C# using dapr and Docker for a system to exchange analysis requests and results between laboratory systems
- Implementing a test automation framework with C# and SpecFlow for this system
- Build and release management with GitLab
- Evaluating laboratory systems for extensibility (using Python) and integration
Discover over 15,000 top freelancers
Statistics of experts using T-SQL
Aggregated from the professional profiles of matched freelancers.
Experience
21 years (Germany: 23 years)
Position duration
1.9 years (Germany: 3 years)
Positions per freelancer
14 (Germany: 17)
Top business areas
Information Technology, Business Intelligence, Product Development
Top industries
Information Technology, Healthcare, Manufacturing
Certification focus areas
Information Technology, Product Development, Business Intelligence
Bachelor's degree or higher
92% (Germany: 83%)
Master's degree or higher
58% (Germany: 51%)
Doctorate
8%
Certifications per freelancer
3
Most common languages
German, English, Italian
Speak two or more languages
100% (Germany: 95%)
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 Munich 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 Munich using T-SQL
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
What T-SQL does
T-SQL, also called Transact-SQL, is the SQL dialect used with Microsoft SQL Server and Azure SQL. Companies use it to query data, enforce business rules close to the database, and automate repeatable database work. It is central to reporting, data access layers, and transactional systems.
Common work
- Write SELECT, INSERT, UPDATE, and DELETE logic for business data
- Create stored procedures, functions, and views
- Build joins, window functions, CTEs, and temp table workflows
- Support ETL steps, batch jobs, and data quality checks
Ecosystem skills
Strong T-SQL work goes together with SQL Server, SSMS, execution plans, indexes, and transaction handling. Skilled professionals understand locking, isolation levels, parameter sniffing, and how query design affects load on the database. They also read existing code clearly and improve it without breaking production behavior.
When companies bring in freelancers
Teams often need freelance help when a system is slow, a release is blocked by a database change, or a report needs a new data source. In Munich, this work often fits companies with SAP-connected landscapes, finance systems, industry software, and internal reporting stacks. Remote collaboration works well, but on-site support can help during cutovers or production incidents.
What strong specialists deliver
- Clean, readable SQL that is easy to maintain
- Safe changes for procedures, scripts, and schema-related logic
- Better performance through indexing and query rewrites
- Reliable handover notes and clear communication with the team
How to judge quality
Good T-SQL specialists do more than make a query run. They explain why a query is written a certain way, spot hidden performance risks, and handle edge cases such as nulls, concurrency, and large result sets. They also test against realistic data and keep changes compatible with the existing SQL Server environment.
Frequently asked questions
Everything clients usually want to know about T-SQL, in one place.
T-SQL is used to work with data inside Microsoft SQL Server and Azure SQL. Companies rely on it for reporting queries, stored procedures, data validation, and transactional logic that must run close to the database. It is common in systems where consistency and predictable database behavior matter.
T-SQL extends standard SQL with features that are specific to Microsoft SQL Server. It adds things like variables, control-of-flow logic, error handling, temporary objects, and stored procedure support. That makes it more suitable for application logic and database automation than plain query syntax alone.
T-SQL freelancers are a good fit when database work is urgent, specialized, or tied to an existing SQL Server system. Common cases include slow queries, broken stored procedures, reporting changes, migration support, and cleanup of legacy scripts. They are also useful when your internal team needs focused help without adding permanent capacity.
A strong T-SQL specialist usually knows SQL Server administration basics, indexing, query plans, transactions, and isolation behavior. Many also work with SSMS, SSIS, Power BI, C#, or application code that calls database routines. The best specialists understand both the query and the system around it.
The right depth depends on the task. A simple report query may need only focused SQL skill, while a migration, performance fix, or production incident needs someone who understands execution plans, locking, and change safety. For critical systems, choose proven T-SQL specialists rather than generalists.
Most T-SQL work can be done remotely if the team can provide access, sample data, and clear requirements. On-site time can help during cutovers, incident response, or workshops with stakeholders who own the database model. In Munich, many teams use a hybrid setup for this kind of work.
Look for clear explanations, not just fast query writing. A good T-SQL expert reviews execution plans, checks index impact, writes safe changes, and tests with realistic data volumes. They should also explain trade-offs between readability, performance, and maintainability.
T-SQL specialists often fix slow reports, brittle stored procedures, and complex data transformations. They also help with schema-safe scripts, transaction issues, and database logic that needs to be stable under load. In Microsoft SQL Server environments, that often means making legacy code easier to maintain without changing the business result.
The average hourly rate of freelancers in Munich, Germany who have used T-SQL in their recent projects is 89 €, which corresponds to a daily rate of about 711 € based on an 8-hour working day.
Of the freelancers in Munich, Germany who have used T-SQL in their recent projects, 92% hold at least a Bachelor's degree, 58% hold at least a Master's degree, and 8% hold a doctorate.
On average, freelancers in Munich, Germany who have used T-SQL in their recent projects have 21 years of professional experience, with a single engagement typically lasting around 1.9 years.
The most common languages among freelancers in Munich, Germany who have used T-SQL in their recent projects are German (100%), English (100%), and Italian (21%).
The most common industries among freelancers in Munich, Germany who have used T-SQL in their recent projects are Information Technology (100%), Healthcare (64%), and Manufacturing (64%).
The most common business areas among freelancers in Munich, Germany who have used T-SQL in their recent projects are Information Technology (100%), Business Intelligence (86%), and Product Development (86%).
Main locations of FRATCH Experts, who have recently used T-SQL
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 Bremen Dresden Hanover Nuremberg 
Cologne 
Frankfurt 
Dusseldorf Request a free demo
Get in touch with the FRATCH team and we will get back to you within 4 hours.
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We always have the time for a call or email!
Philipp Thomaschewski
FRATCH CEO
