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T-SQL Experts in Berlin

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Hire experts who design SQL Server databases, tune complex queries and build dependable ETL workflows with SSIS, Azure SQL and reporting tools. FRATCH matches you quickly with vetted, available freelancers whose skills fit your project.

Meet FRATCH Experts in Berlin, who have recently used T-SQL

Verified expert

Mahboobeh S.

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Senior Business Intelligence Developer | Analytics Engineer

Berlin
Mahboobeh S.

Last position:

Senior Analytics Engineer at Jadoosoft

Engaged as an independent BI consultant for a FinTech SaaS platform, building and maintaining the end-to-end Microsoft Azure and Fabric analytics stack behind a multi-tenant accounting product used by business owners to track their own financial performance.

  • Partnered with finance stakeholders to translate complex accounting workflows into real-time BI dashboards (P&L, Cash Flow, Balance Sheet), helping 2000+ business owners track cash flow and overall financial health effortlessly.
  • Developed 10+ interactive dashboards, giving each business owner personalized, real-time visibility into their own sales performance, accounts receivable aging, and operational costs.
  • Enforced strict enterprise data governance by implementing dynamic Row-Level Security (RLS) via DAX to isolate each business owner's data within the shared multi-tenant model.
  • Maintained and extended an Azure ELT pipeline (Azure Data Factory, Azure SQL Database, Azure Synapse) that automated data ingestion and transformation.
  • Contributed to a team-wide platform migration from Azure to Microsoft Fabric to optimize capacity licensing costs.
  • Designed and implemented a Microsoft Fabric ELT pipeline (Lakehouse, Pipelines, PySpark) that automated data ingestion and transformation, replacing the prior Azure pipeline.
  • Modeled cleansed data into a Star Schema within the data warehouse using T-SQL, powering the Power BI Semantic Model.
  • Leveraged AI tools, including Copilot and Claude, as development partners across the entire ELT pipeline, from data ingestion to KPI reporting and visualization.
  • Supported agile delivery processes, using Jira to track development tasks and Confluence to maintain technical and project documentation.
Verified expert

Matthias K.

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Requirements Manager (freelance)

Berlin
Matthias K.

Last position:

Requirements Manager (freelance) at Bundesdruckerei GmbH

  • Maintenance of the product backlog in collaboration with the PO
  • Analysis and alignment of requirements
  • Creation of process documentation and status reports
  • Definition of workflows
  • Preparation and moderation of agile meetings
Verified expert

Alberto G.

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C#/.Net Developer

Berlin
Alberto G.

Last position:

C#/.Net Developer at Pean-IT GmbH

  • Developed high-performance REST API interfaces in C# for Investitionsbank Berlin (IBB) using CI/CD (Git, Azure DevOps).
  • Developed the "Pean Admin Center" using the Microsoft Graph API (backend: C#, frontend: Vuetify), implemented via CI/CD pipelines (Azure DevOps).
  • Created low-code business applications and automated processes with Power Apps and Power Automate.
  • Set up and designed the online shop for Pestalozzi-Fröbel-Haus (PFH) via Wix.
Verified expert

Faezeh Z.

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Software Engineer

Berlin
Faezeh Z.

Last position:

Software Engineer at Sofatutor GmbH

  • Technologies: Ruby on Rails (MVC), JavaScript, CircleCI, Convert, Hotjar, Bugsnag, Git, GitHub, Cursor
  • Developed and maintained full-stack features using Ruby on Rails and JavaScript.
  • Designed and implemented A/B tests to optimize user experience and product engagement.
  • Created and executed RSpec unit and integration tests, ensuring high reliability.
  • Contributed to CI/CD pipelines using GitHub Actions to automate deployments.
  • Collaborated in cross-functional Agile teams, performed code reviews, and improved application performance and maintainability.

Discover over 15,000 top freelancers

Statistics of experts using T-SQL

Aggregated from the professional profiles of matched freelancers.

Experience

19 years (Germany: 23 years)

T-SQL experts in Berlin have 19 years of professional experience on average. It is 4 years less than in Germany, where the average stands at 23 years.

Position duration

3.2 years (Germany: 3 years)

T-SQL experts in Berlin stay in a single position for 3.2 years on average. It is 0.2 years more than in Germany, where the average stands at 3 years.

Positions per freelancer

12 (Germany: 17)

T-SQL experts in Berlin have completed 12 positions on average over the course of their careers. It is 5 fewer than in Germany, where the average stands at 17.

Top business areas

Information Technology, Product Development, Project Management

T-SQL experts in Berlin have gathered most of their hands-on project experience in Information Technology, Product Development, and Project Management.

Top industries

Information Technology, Banking and Finance, Healthcare

T-SQL experts in Berlin are most in demand in Information Technology, Banking and Finance, and Healthcare.

Certification focus areas

Information Technology, Business Intelligence, Human Resources

T-SQL experts in Berlin earn their certifications most often in Information Technology, Business Intelligence, and Human Resources.

Bachelor's degree or higher

100% (Germany: 84%)

100% of T-SQL experts in Berlin hold at least a Bachelor's degree. It is 16% higher than in Germany, where the rate stands at 84%.

Master's degree or higher

100% (Germany: 56%)

100% of T-SQL experts in Berlin hold at least a Master's degree. It is 44% higher than in Germany, where the rate stands at 56%.

Certifications per freelancer

1 (Germany: 3)

T-SQL experts in Berlin hold 1 professional certification on average. It is 2 fewer than in Germany, where the average stands at 3.

Most common languages

German, English, Russian

T-SQL experts in Berlin most often speak German, English, and Russian.

Speak two or more languages

100% (Germany: 95%)

100% of T-SQL experts in Berlin speak two or more languages. It is 5% higher than in Germany, where the rate stands at 95%.

Based on our profile pool as of 29 Oct 2026.

Daily rate distribution

0% 25% 50% 75% 100%
20% of T-SQL experts in Berlin charge less than €400 per day.
20% of T-SQL experts in Berlin charge between €400 and €800 per day.
40% of T-SQL experts in Berlin charge between €800 and €1200 per day.
20% of T-SQL experts in Berlin charge €1600 or more per day.
<€400 €400-​800 €800-​1200 €1600+

The chart shows how the daily rates of experts in this technology in Berlin are distributed, based on recent contracts on our platform. Each bar covers a rate range — its height shows the share of experts charging within that range.

Average rates of experts in Berlin using T-SQL

Rates are based on recent contracts and do not include FRATCH margin.

1000
750
500
250
Rate comparison chart
Daily rate avg. 835 €
Germany avg. 756 €

The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.

1000
750
500
250
Rate comparison chart
Median rate 880 €
Germany median 760 €

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 29 Oct 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.

T-SQL experts industry focus

See which industries our matched freelancers work in most often — every figure is calculated live from the freelancers on FRATCH.

  • Information Technology (83%)
  • Banking and Finance (67%)
  • Healthcare (50%)
  • Manufacturing (50%)
  • Education (33%)
  • Government and Administration (33%)
  • Retail (33%)
  • Telecommunication (33%)

Please note that freelancers can work across multiple industries, so percentages overlap.

About the technology

What T-SQL does

T-SQL, short for Transact-SQL, is Microsoft’s extension of SQL for working with relational data. It adds variables, control flow, error handling, stored procedures and functions to standard SQL. Companies use it mainly with SQL Server and Azure SQL to build data services, business logic and reporting workflows.

Microsoft data ecosystem

T-SQL specialists usually work across the Microsoft data stack. Their toolkit may include SQL Server Management Studio, Azure Data Studio, SQL Server Agent, SSIS for integration, SSRS for reporting and Power BI for analysis. Knowledge of Windows, Azure, security roles and source control supports reliable delivery.

  • Stored procedures, views, functions and triggers
  • Query plans, indexing and database performance
  • SSIS packages and scheduled data loads
  • Reporting datasets and Power BI models

Typical project work

T-SQL appears in new database builds, application back ends, data migrations and operational reporting. Professionals may create schemas, transform large datasets, reconcile records or expose controlled data for applications. They also maintain legacy SQL Server estates while moving selected workloads to Azure SQL.

When companies need specialists

Freelance expertise helps when internal teams face a difficult migration, slow queries, unclear database logic or a reporting deadline. It is also useful for audits, disaster-recovery preparation and the redesign of procedures that have become hard to test or maintain.

  • SQL Server version upgrades and Azure SQL transitions
  • Query tuning and execution-plan analysis
  • Data cleansing, migration and reconciliation
  • Secure access models and operational documentation

T-SQL alongside other skills

Strong professionals understand relational modeling, normalization, transactions and concurrency rather than writing isolated queries. They can connect T-SQL work with C#, .NET applications, APIs, Python data workflows or cloud services. Familiarity with PL/SQL helps when systems are compared with Oracle, while standard SQL knowledge supports portability.

What good work looks like

Reliable T-SQL is readable, testable and safe under realistic data volumes. Experienced specialists explain indexing decisions, handle nulls and transaction boundaries carefully, and measure changes with execution plans instead of guesswork. They document dependencies, protect sensitive data and leave clear deployment and rollback steps for the team in Berlin or a remote setting.

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Frequently asked questions

Before you brief your next project: the most common questions about T-SQL.

T-SQL is used to query and change data in Microsoft SQL Server and Azure SQL. It also supports stored procedures, functions, triggers, transactions, validation and scheduled database operations.

T-SQL includes standard SQL features but adds Microsoft-specific procedural features such as variables, loops, error handling and built-in functions. This makes it well suited to business logic that runs close to SQL Server data.

T-SQL is the natural choice when the company relies on SQL Server, Azure SQL and Microsoft data tools. PL/SQL fits Oracle environments better, so the existing database estate, integration needs and team skills usually guide the decision.

A strong T-SQL specialist should understand relational data modeling, indexing, transactions and security. Experience with SSIS, SSRS, Power BI, Azure SQL, .NET or migration tooling can be important depending on the project.

The right level depends on the risk and scope of the work. A focused reporting change may need solid query and testing skills, while a migration, performance investigation or high-impact database redesign calls for a professional who can assess dependencies and production behavior.

Yes, T-SQL work is often suitable for remote collaboration when secure access, sample data and clear deployment procedures are available. On-site sessions in Berlin can still help with workshops, legacy-system discovery or close coordination during a critical migration.

Ask a T-SQL professional to explain query plans, indexing choices, transaction handling and test coverage in terms your team can verify. Reviewable scripts, repeatable deployments, documented dependencies and measured performance changes are stronger evidence than a list of tools.

A T-SQL engagement may involve database design, query tuning, data migration, reporting logic or support for a wider Microsoft data environment. Professionals should clarify SQL Server versions, Azure usage, access constraints, delivery standards and whether collaboration is remote or includes meetings in Berlin.

The average hourly rate of freelancers in Berlin, Germany who have used T-SQL in their recent projects is 104 €, which corresponds to a daily rate of about 835 € based on an 8-hour working day.

Of the freelancers in Berlin, Germany who have used T-SQL in their recent projects, 100% hold at least a Bachelor's degree and 100% hold at least a Master's degree.

On average, freelancers in Berlin, Germany who have used T-SQL in their recent projects have 19 years of professional experience, with a single engagement typically lasting around 3.2 years.

The most common languages among freelancers in Berlin, Germany who have used T-SQL in their recent projects are German (100%), English (100%), and Russian (33%).

The most common industries among freelancers in Berlin, Germany who have used T-SQL in their recent projects are Information Technology (83%), Banking and Finance (67%), and Healthcare (50%).

The most common business areas among freelancers in Berlin, Germany who have used T-SQL in their recent projects are Information Technology (100%), Product Development (83%), and Project Management (83%).

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

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