Visual Basic Experts in Dusseldorf
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Meet FRATCH Experts in Dusseldorf, who have recently used Visual Basic
Rudolf E.
Last position:
Datacenter Engineer, Network & Security Administrator at International Insurance Group
Operation and further development of the network and security infrastructure.
Monitoring, analysis and resolution of network and security incidents.
Cross-departmental collaboration with other teams on operations and further development, and reporting.
Firewall vulnerability analysis.
Firewall access requests.
Troubleshooting IP communication issues on network and firewall infrastructure.
Security-critical IT infrastructure, processing of personal data, compliance with legal requirements.
Products: Palo Alto Networks Firewalls, Cisco ACI, Checkpoint Firewalls, F5
Technologies: SDN, SDWAN, Cisco EPIC, Cisco ACI
Songül D.
Last position:
Freelance SAP BW Consultant at DKV Mobility Services
- Designed and implemented enhancements in SAP BW on HANA 7.5 in the context of CRM migration and S/4HANA and BW/4HANA transformation programs
- Migrated SAPI data sources to the ODP framework as part of the S/4HANA migration
- Delivered SAP ECC data to Snowflake using BW data models and Calculation Views for Power BI analytics
- Integrated SAP and non-SAP data sources (including MS Dynamics)
- Improved reporting transparency through consolidated data models
- Optimized data loading processes for FI-CO data sources, significantly improving load times and system performance
Thorsten L.
Last position:
Senior Security Analyst
- Analysis and remediation of security vulnerabilities in a risk assessment system for energy trading
- System analysis
- Threat modeling
- Decision-making on vulnerability mitigation strategies
- Implementation of vulnerability detection mechanisms
- Security scans
- DevSecOps practices
- Technical environment: Visual Studio Code, JetBrains Suite, MS Threat Modeling Tool, DevSecOps, Git, AWS, DynamoDB, SQL Server, Endur, Snowflake, Orca
- Languages: C#, JavaScript, TypeScript, Python, PowerShell, Bash, Terraform, SQL
Rachid R.
Last position:
Self-employed at R&A Engineering GmbH
- Development and programming of PLC controls and servo drives, such as TIA-Portal, Siemens Step7 Classic, RSlogix/Studio5000, Unity Pro and CODESYS
- Visualization systems WinCC, FactoryTalk VIEW
- Integration of various fieldbuses into automation devices (PROFIBUS, PROFINET, DeviceNet, ControlNet, Ethernet/IP, MODBUS)
- Programming of scripts (C# / VB.Net / VBscript / VBA)
- Selection of electrical components and systems
- Commissioning and optimization of simple to complex systems and machines
- Planning and creation of electrical schematics
- Preparation of installation plans
- Preparation of bills of materials and technical calculations
- Feasibility studies
Andreas G.
Last position:
Senior Fullstack .NET (Core) & Angular Developer at IT Service Provider
- Supporting several agile teams in the new product development of an enterprise CRM and ERP application
- Web frontend development with Angular 17–21 (microfrontends, Domain-Driven Design, MDB-Bootstrap)
- Backend development with C# and .NET 7–10, MongoDB, MassTransit, RabbitMQ, Entity Framework Core, ElasticSearch (microservices, DDD)
- Technical feature design for assigned tasks
- Technical architecture design including forward-looking planning of AI-supported extension options
- Proof-of-concept implementation of AI-supported workflows with n8n and a locally hosted LLM (Ollama)
- Coordination with stakeholders and Product Owners, support with sprint planning
Result: Delivery of production-ready microservices and frontend modules in agile sprint cycles.
Environment: .NET 7–10 · Angular 17–21 · C# · TypeScript · OpenAPI · Microfrontends · DDD · Kubernetes · Docker · Helm · MS SQL Server · PostgreSQL · MongoDB · MassTransit · RabbitMQ · EF Core · ElasticSearch · Kibana · Azure DevOps · KeyCloak · n8n · Ollama
Dirk R.
Last position:
IT Operations / Servicemanagement at Grant Thornton AG
- Support with the transition to the provider
- Quality assurance during the preparation of operating manuals
- Operational performance management of the provider
Daniel P.
Last position:
Freelance specialist in industrial automation technology at dPSolutions
- Self-employed PLC and software specialist focusing on automation and special-purpose machinery
- Programming, modernization, expansion and optimization of production systems, focusing on increased efficiency, data transparency and system integration
- PLC programming and safety with Siemens S7 Classic/TIA Portal, Beckhoff TwinCAT 2/3 and CoDeSys
- Development of high-level language software and database applications (.NET / C#, C++, Visual Basic .NET, Borland/Embarcadero C++)
- Development of custom software solutions for industrial automation, including embedded systems (Raspberry Pi, Arduino, NodeMCU, ESP8266)
- Integration of external systems such as reading devices, printers, scales, scanners and cameras, as well as various bus systems (Ethernet, Profinet, Profibus, EtherCAT, CAN bus, RS232, TCP/IP)
- Creation of visualizations and HMI applications with Siemens WinCC flexible, Beckhoff HMI and .NET frontends
- Planning, development and integration of machine vision solutions (Keyence, Cognex, AVS Alfavision, camera systems) in PLC and PC environments
- Design and implementation of process data collection systems and traceability solutions (100% traceability) based on Microsoft SQL Server (Compact, Express, Server), including stored procedures and direct PLC-SQL communication
- Creation of software and PLC concepts, standard function blocks and project libraries for PLC and high-level language projects
- Planning and programming of conveyor, inspection, assembly, packaging and grinding systems in industries such as automotive, chemical, food, electronics, machinery and systems engineering
- Conducting workshops and training on Siemens TIA Portal, STEP7 Classic, Beckhoff TwinCAT (including TwinSAFE), as well as topics such as architectures, safety, database integration and documentation
- Creation of technical documentation, manuals, training materials and class documentation with Microsoft Office and Doxygen
- Project management tasks from requirements analysis through planning, concept development and supplier coordination to commissioning, production support and customer support
Bernhard D.
Last position:
Enterprise Architect. And responsible for the cross-functional architecture as well as all domains with a focus on the sales at Süddeutsche Krankenversicherung
Creation of business and technical concepts as well as support for enterprise architecture management as part of the migration to the Adesso standard insurance solutions and the renewal of surrounding systems
Interface definitions
Business analysis and creation of the business concepts for input management and sales
Creation of architecture guidelines and processes
Processing technical and business decisions in the architecture board
Definition of service processes and system management aspects
Creation of the technical target operating model
Creation of an integration architecture for AI/LLMs from the providers Commasoft and Insiders
CommaSoft (Alan) webpages and web services
Insiders for Smartfix based on web services
Creation of a question catalog for a security/regulatory check.
Analysis of threats using threat modeling / STRIDE incl. creation of a set of measures to secure the systems
System environment: Jira, Confluence, Java, Enterprise Architect, VAIT/DORA, KritisV, GDPR, IT ServiceMgmt, Adesso Ecosphere and Insure Health, DoPIX and successor product, SmartFix, SmartFlow, Zabas, Kolumbus, Clarc archive, BiPRO, AI / LLM, MS Azure, AWS, TOM/FMO
Esmail S.
Last position:
Senior Load and Performance Tester at Deutsche Bahn (DB-Netz)
- Design, development, and execution of load and performance tests for the PRISMA project
- Use of Apache Jmeter, Gatling, Apache ActiveMQ, Jms/Tibco Ems, SikuliX, Jython, Amazon AWS, PAN-Client
- Methods: load tests, test automation
Ulaş Ö.
Last position:
Freelance Business Intelligence Data Modeler at Vodafone Turkey
- Developed an in-depth understanding of the business processes and data in the corporation
- Assisted in maintaining the corporate data
Jochen R.
Last position:
Independent IT Consultant at Verti AG
- Project: Migration of large data sets
- Result: ETL route development with AWS Glue and Talend Open Studio
Humayun S.
Last position:
Test Manager at ProSiebenSat.1 Media SE
- Quality assurance for 7 apps and websites as well as Galileo
- Designing, planning and executing tests
- Designing the test strategy in an agile team
- Planning, monitoring and coordinating test activities
- Reviewing and matching test cases
- Documenting test results
- Reviewing found defects
- Collaborating with developers
- Conducting regression tests
- Creating test summary reports
- Participating in various meetings with all stakeholders
- Approach, tools & systems: Jira, Android Studio, iOS, Android, Agile-Scrum
Ronny H.
Last position:
Förderbank Deutschland
- Extraction and transformation of relevant data from the SAP system developed for the bank and consolidation into the existing reporting environment
- Integration of the data into the existing BI model (extending the star schema to a galaxy schema) for generating the funding committee report and the business development report
- Ensuring data quality
- Knowledge transfer to department staff (SAP, SQL database, Power Pivot, DAX)
Werner H.
Last position:
Insurance company
- Migrations of DB2 databases to Oracle
- Design and setup of new databases based on ODA X7-HA / X9-HA RAC 12cR2 - 19.23 / Data Guard / GI 19c
- Hardware: ODA X7 X9 / IBM
- Software: Oracle 12c-19.23 / Oracle Linux Enterprise 7.1–8.8
Discover over 15,000 top freelancers
Statistics of experts using Visual Basic
Aggregated from the professional profiles of matched freelancers.
Experience
29 years (Germany: 26 years)
Position duration
2.1 years (Germany: 3.3 years)
Positions per freelancer
20 (Germany: 18)
Top business areas
Information Technology, Project Management, Operations
Top industries
Information Technology, Manufacturing, Telecommunication
Certification focus areas
Information Technology, Project Management, Product Development
Bachelor's degree or higher
75% (Germany: 83%)
Master's degree or higher
25% (Germany: 52%)
Certifications per freelancer
3
Most common languages
German, English, Spanish
Speak two or more languages
93% (Germany: 97%)
Based on our profile pool as of 29 Oct 2026.
Daily rate distribution
The chart shows how the daily rates of experts in this technology in Dusseldorf 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 Dusseldorf using Visual Basic
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 29 Oct 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
Visual Basic 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 (79%)
- Manufacturing (79%)
- Telecommunication (64%)
- Banking and Finance (57%)
- Government and Administration (57%)
- Automotive (50%)
- Professional Services (50%)
- Insurance (43%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
Visual Basic at a glance
Visual Basic is Microsoft’s event-driven programming language for creating Windows applications, business tools and automation workflows. Visual Basic .NET, commonly called VB.NET, runs on the .NET platform and supports structured, object-oriented application development. Classic Visual Basic remains important in long-lived desktop systems and internal software.
What it builds
Visual Basic is used for practical software that connects people, data and business processes. Common deliverables include:
- Windows desktop applications for operations, finance and administration
- Data-entry tools connected to SQL Server and other relational databases
- Microsoft Office automation with VBA and COM integrations
- Reporting utilities, document workflows and internal productivity software
- Interfaces between legacy systems and newer .NET services
Ecosystem and tooling
Strong specialists understand the differences between classic Visual Basic, VBA and VB.NET. Their toolkit may include Visual Studio, .NET, Windows Forms, WPF, NuGet, SQL Server, Entity Framework and REST APIs. They also work with debugging, source control, automated builds and Microsoft Office object models where the project requires them.
When companies need help
Companies often bring in freelance expertise when an internal application has become difficult to maintain, a key specialist is unavailable or a migration needs careful planning. In Dusseldorf, Visual Basic systems can still support manufacturing, logistics, finance and office operations. Remote work is effective for most maintenance and modernization tasks, while on-site sessions can help with undocumented workflows and user handover.
What strong experts deliver
A capable professional first maps the application, dependencies, data flows and business rules. They write maintainable code, separate interface logic from data access and protect sensitive information. They can explain technical trade-offs clearly, test changes against real workflows and document decisions so the company is not dependent on one person.
Modernization without disruption
Visual Basic projects do not always require a full rewrite. A careful specialist can stabilize a legacy application, remove fragile integrations, improve database access and introduce APIs or .NET components incrementally. For teams in Dusseldorf, clear communication in English or German may matter as much as technical skill when users, operations teams and external suppliers are involved.
Frequently asked questions
Everything clients usually want to know about Visual Basic, in one place.
Companies use Visual Basic for Windows desktop software, internal administration tools, reporting, database applications and Microsoft Office automation. VB.NET is also used to maintain and extend applications built on the .NET platform.
A strong Visual Basic specialist can deliver many of the same .NET capabilities as a C# specialist, including Windows applications, APIs and database services. The choice often depends on the existing codebase, team preferences and the cost of migration rather than raw platform capability.
A capable VB.NET professional commonly works with Visual Studio, .NET, SQL Server, Windows Forms, WPF, REST APIs and source control. For classic systems, knowledge of VBA, COM, Microsoft Office object models and legacy database connections is especially valuable.
The right Visual Basic freelancer depends on the system’s age, scope and risk. Maintenance of a small Office workflow calls for different depth than a migration involving desktop software, SQL Server, integrations and undocumented business rules.
Yes, Visual Basic maintenance, testing and modernization can usually be handled remotely with secure repository and environment access. On-site workshops in Dusseldorf can still help when specialists must observe users, inspect local infrastructure or clarify undocumented processes.
Ask whether the Microsoft Visual Basic specialist has worked with the relevant version, UI framework, database and integration style. Review examples of refactoring, testing, documentation and safe changes to production systems rather than focusing only on language familiarity.
Yes, Visual Basic .NET can support staged modernization when the existing application still contains valuable business logic. A specialist can isolate modules, improve data access, add services and replace fragile components without forcing an immediate full rewrite.
A strong Visual Basic professional communicates clearly about risks, dependencies and release steps. For teams in Dusseldorf, German or English language ability, reliable documentation and respect for established operational workflows can make collaboration much smoother.
The average hourly rate of freelancers in Dusseldorf, Germany who have used Visual Basic in their recent projects is 101 €, which corresponds to a daily rate of about 810 € based on an 8-hour working day.
Of the freelancers in Dusseldorf, Germany who have used Visual Basic in their recent projects, 75% hold at least a Bachelor's degree and 25% hold at least a Master's degree.
On average, freelancers in Dusseldorf, Germany who have used Visual Basic in their recent projects have 29 years of professional experience, with a single engagement typically lasting around 2.1 years.
The most common languages among freelancers in Dusseldorf, Germany who have used Visual Basic in their recent projects are German (100%), English (93%), and Spanish (14%).
The most common industries among freelancers in Dusseldorf, Germany who have used Visual Basic in their recent projects are Information Technology (79%), Manufacturing (79%), and Telecommunication (64%).
The most common business areas among freelancers in Dusseldorf, Germany who have used Visual Basic in their recent projects are Information Technology (93%), Project Management (86%), and Operations (71%).
Main locations of FRATCH Experts, who have recently used Visual Basic
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 
Dortmund 
Essen 
Nuremberg Request a free demo
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FRATCH CEO
