VB.NET Experts in Düsseldorf
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Meet FRATCH Experts in Düsseldorf, who have recently used VB.NET
Youness R.
Last position:
Communication modernization and recipe management between S7-300, S7-1500 and WinCC V7 at Siemens AG
- Consulting and development of suitable communication concepts between S7-300 and S7-1500, taking the existing PROFIBUS infrastructure into account
- Technical support for connecting the S7-300 controllers to the existing recipe data block of the S7-1500
- Assisting in the development of the communication sequence for recipe access (read, write, acknowledge, status handling)
- Configuration of S7 communication (PUT/GET)
- Creation and adaptation of WinCC V7 scripts (C scripts and VBS scripts) for WinCC-based recipe management
- Development, optimization, and integration of recipe processes into the existing WinCC project structure
- Commissioning of the new communication interfaces and recommissioning of the recipe logic on existing systems
- Creation of technical documents: communication sequences, functional descriptions, commissioning documentation
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
Frank M.
Last position:
Plan & Code Automation UG
- Operations and rehabilitation
- During this time, development of:
- Websites zentivo-holding.com zyntra3d.com plancodeautomation.com
- Stock trading software
- Automated trading of all financial instruments listed on the stock exchange, with AI integration
- Project management software
- Automated project administration and project management with automated creation of material lists, electrical schematics, PLC programs, HMI programs, AI functions in control technology, project schedules and cost calculations, as well as quotation preparation and cost tracking.
- AI integration
- 3D printing management
- Various methods for creating 3D models from photos, videos or drawings.
- Creation of files suitable for 3D printing, 3D printer management via API.
- AI integration
Tools: Visual Studio, Codex and Cursor, HTML, Java, Python, PHP, C#, Python, SQL, Jason Script.
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
Olga M.
Last position:
External IT Consultant BI and DWH at Telefónica Deutschland
- Implement the BI solution and replace the old BI landscape
- Sub-project lead for Sales Bonus Plan: Extend the existing solution and migrate to Azure
- Sub-project lead for Cognos migration: Expand the existing data warehouse based on MS technologies
- Analyze business requirements and create the technical solution
- Expand the relational DWH database
- Develop the ETL processes (SSIS)
- Develop the multidimensional database (OLAP cubes/SSAS)
- Use of MS SQL Server 2016 (SSMS, SSIS, SSAS, SSRS), MS SQL Server PDW, Oracle, Power BI, Delta Lake, Databricks, Synapse
Discover over 15,000 top freelancers
Statistics of experts using VB.NET
Aggregated from the professional profiles of matched freelancers.
Experience
27 years (Germany: 25 years)
Position duration
2.5 years (Germany: 2.9 years)
Positions per freelancer
32 (Germany: 19)
Top business areas
Project Management, Information Technology, Product Development
Top industries
Manufacturing, Energy, Information Technology
Certification focus areas
Business Intelligence, Information Technology, Product Development
Bachelor's degree or higher
83% (Germany: 82%)
Master's degree or higher
33% (Germany: 43%)
Certifications per freelancer
2 (Germany: 3)
Most common languages
German, English, Arabic
Speak two or more languages
100% (Germany: 96%)
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 Düsseldorf 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 Düsseldorf using VB.NET
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.
VB.NET experts industry focus
See which industries our matched freelancers work in most often — every figure is calculated live from the freelancers on FRATCH.
- Manufacturing (100%)
- Energy (71%)
- Information Technology (71%)
- Automotive (57%)
- Food and Beverage (57%)
- Government and Administration (57%)
- Transportation (43%)
- Professional Services (43%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
What VB.NET is
VB.NET is a programming language in the Microsoft .NET ecosystem. Its readable syntax supports Windows applications, internal business tools, automation and services that connect to databases and enterprise systems. It is commonly used with Visual Basic .NET, Visual Studio and the wider .NET Framework or modern .NET runtime.
Typical applications
VB.NET appears in software that supports established operational processes and long-lived business systems.
- Windows desktop applications with Windows Forms or WPF
- Database-backed tools for finance, manufacturing and logistics
- Office automation and reporting workflows
- APIs, background services and integrations with Microsoft systems
- Extensions and maintenance for existing .NET applications
Ecosystem and tooling
Strong VB.NET work depends on more than language syntax. Professionals use Visual Studio, NuGet packages, MSBuild, debugging and testing tools, and libraries from the .NET ecosystem. Familiarity with SQL Server, Entity Framework, REST APIs, XML, JSON and Microsoft identity services is often essential for complete deliverables.
When companies need specialists
Companies often bring in freelance expertise when an established application must remain reliable while its surrounding systems change. A specialist can take over undocumented code, modernize selected components, improve deployment or connect a desktop workflow to cloud and web services. In Düsseldorf, this can support local industrial, logistics and service businesses that depend on Microsoft-based internal software, with remote or on-site collaboration arranged around the project.
- A legacy application needs safe maintenance or refactoring
- A database migration or integration is blocking delivery
- Internal tools need new workflows, reporting or access controls
- Documentation, testing or release automation is missing
What strong professionals bring
The best VB.NET professionals understand business processes as well as code. They can read older Visual Basic .NET projects, trace dependencies, handle exceptions and data access carefully, and explain technical risks in clear language. They also distinguish a useful modernization from a rewrite that creates avoidable disruption.
How projects succeed
A sound engagement starts with the application’s runtime, dependencies, database structure and release process. Clear acceptance criteria, access to representative test data and an agreed handover reduce risk. For teams working across Düsseldorf and remote locations, written decisions, reliable version control and communication in the required business language keep progress visible.
Frequently asked questions
Everything clients usually want to know about VB.NET, in one place.
VB.NET is used to create Windows desktop applications, internal business tools, automation scripts, services and database-driven systems on the .NET platform. It is especially common where companies need to extend or maintain established Microsoft software.
VB.NET and C# compile to the same .NET environment and can use many of the same libraries. VB.NET has a more verbose, English-like syntax, while C# is more common in newer .NET projects; the better choice depends on the existing codebase, team skills and delivery goals.
A strong VB.NET specialist often works with SQL Server, Entity Framework, Windows Forms, WPF, REST APIs, XML, JSON and Microsoft identity services. Experience with Visual Studio, Git, automated tests and deployment processes is also valuable.
Bring in a VB.NET expert when a legacy application needs safe changes, an integration is blocked, or internal knowledge is unavailable. Freelance support is also useful for modernization, database migration, testing and documenting systems that must continue operating.
The right level of VB.NET experience depends on the system’s age, integrations and business risk. A simple tool enhancement may need focused application knowledge, while a critical legacy system calls for someone who can understand old project structures, data access and deployment constraints.
Yes, VB.NET work can usually be handled remotely when the specialist has secure access to repositories, test environments and documentation. On-site sessions in Düsseldorf can help with process discovery, hardware-connected applications or handover to an internal team.
Ask a VB.NET freelancer to explain a comparable system, its dependencies and the trade-offs behind its changes. Review testing habits, database handling, source control, documentation and the proposed rollback plan rather than judging code by syntax alone.
Visual Basic .NET remains relevant where business applications depend on it and require reliable maintenance or gradual modernization. A capable specialist can preserve working functionality, reduce technical risk and connect the system to current APIs and services without forcing an unnecessary rewrite.
The average hourly rate of freelancers in Dusseldorf, Germany who have used VB.NET in their recent projects is 91 €, which corresponds to a daily rate of about 728 € based on an 8-hour working day.
Of the freelancers in Dusseldorf, Germany who have used VB.NET in their recent projects, 83% hold at least a Bachelor's degree and 33% hold at least a Master's degree.
On average, freelancers in Dusseldorf, Germany who have used VB.NET in their recent projects have 27 years of professional experience, with a single engagement typically lasting around 2.5 years.
The most common languages among freelancers in Dusseldorf, Germany who have used VB.NET in their recent projects are German (100%), English (100%), and Arabic (29%).
The most common industries among freelancers in Dusseldorf, Germany who have used VB.NET in their recent projects are Manufacturing (100%), Energy (71%), and Information Technology (71%).
The most common business areas among freelancers in Dusseldorf, Germany who have used VB.NET in their recent projects are Project Management (100%), Information Technology (86%), and Product Development (86%).
Main locations of FRATCH Experts, who have recently used VB.NET
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.
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