MS-DOS Experts in Dusseldorf
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Meet FRATCH Experts in Dusseldorf, who have recently used MS-DOS
Rudolf Eggelbusch
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-department collaboration with other specialist teams for operations, further development and reporting.
Firewall vulnerability analysis.
Firewall rule approvals.
Troubleshooting IP communication issues in the network and firewall infrastructure.
Security-critical IT infrastructure, processing of personal data, compliance with legal regulations.
Products: Palo Alto Networks Firewalls, Cisco ACI, Checkpoint Firewalls, F5
Technologies: SDN, SDWAN, Cisco EPIC, Cisco ACI
Hans-Dieter Große-Kreul
Last position:
Training as an AI Expert
I continuously expand my expertise in AI and automation, working with ChatGPT, OpenAI, Manus, Gemini, MS CoPilot, API, LangChain, Hugging Face, Manus, TensorFlow and Auto-GPT as well as Python-based ML frameworks and MLOps tools to intelligently transform classic software development, analysis, and testing processes.
Andreas Götz
Last position:
Owner at brains 4 brands Marketing & Sales Consulting
Projects in the area of marketing digitization (MarTech) focusing on Marketing Resource Management (MRM), web-to-print/web-to-publish, social media, online marketing, media/data asset management (MAM/DAM), customer relationship management (CRM), product information management (PIM) and content management systems (CMS)
Support in all aspects of sales management, situation analysis (current state, competitor analysis), strategic foundations, marketing strategy, positioning and brand character
Brand development and management, marketing mix (multi-/omni-channel communication), product development and product portfolio
Communication strategy, managing the development of corporate design/identity, coordinating and managing implementation by external service providers
Development of websites, sales planning as well as development and production of advertising measures (traditional advertising, digital marketing, online/mobile, direct marketing, inbound marketing, trade marketing)
Andreas Grutz
Last position:
Senior Fullstack .NET (Core) & Angular Developer at IT service provider
- Supported an agile team in the development of a new CRM tool
- Web frontend development (Angular 17 with MDB-Bootstrap, microfrontends, DDD)
- Backend development (C# & .NET 7-9, MongoDB, MassTransit, RabbitMQ, Elasticsearch, microservices, DDD)
- Coordination with stakeholders & product owners
- Assisted in sprint planning
Heinz-Dieter Lühmann
Last position:
Consultant at CH Crypto Group
- Advice on governance and information security topics: BAIT, MaRisk
- Creating governance documents (policies, guidelines)
- Developing emergency manuals
- Based on BSI IT baseline protection standard 200-4 and ISO2700x
Sebastian Kenter
Last position:
Independent Management Consultant; Lotus Notes Consultant; Data Center Specialist; Project Manager at Sebastian Kenter EDV Consult
Discover over 15,000 top freelancers
Statistics of experts using MS-DOS
Aggregated from the professional profiles of matched freelancers.
Experience
38 years (Germany: 31 years)
Position duration
3.7 years (Germany: 2 years)
Positions per freelancer
28 (Germany: 24)
Top business areas
Customer Service, Project Management, Information Technology
Top industries
Information Technology, Banking and Finance, Manufacturing
Certification focus areas
Information Technology, Audit, Human Resources
Bachelor's degree or higher
50% (Germany: 69%)
Master's degree or higher
50% (Germany: 43%)
Certifications per freelancer
7 (Germany: 3)
Most common languages
German, English, Spanish
Speak two or more languages
83% (Germany: 98%)
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 Dusseldorf 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 Dusseldorf using MS-DOS
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
Legacy DOS systems
MS-DOS is the classic Microsoft disk operating system behind many older business PCs, tools, and local applications. Companies still need it for maintenance, recovery, file handling, and support of software that was built for the DOS environment. Searchers also use the names DOS and Microsoft DOS.
Typical work
- Maintain batch files and startup scripts
- Support old business software and utilities
- Troubleshoot boot, file, and memory issues
- Recover data from DOS-based media
- Document legacy setups for handover
Ecosystem skills
Strong professionals know DOS commands, CONFIG.SYS, AUTOEXEC.BAT, and common file tools. They also understand how MS-DOS interacts with BIOS, FAT file systems, serial devices, and older PC hardware. This is often paired with archive work, emulator use, and migration planning.
When to bring help
Bring in freelance expertise when an old system still runs a process that cannot be replaced quickly. That includes warehouse tools, service laptops, maintenance machines, and archived applications that still matter to operations. In Dusseldorf, this often comes up when teams need remote support for historic systems or a short on-site visit for hardware checks.
What good specialists do
Good specialists work carefully and keep changes small. They test commands before touching production files, preserve originals, and explain what each script or fix does. They also know when a problem is software, when it is hardware, and when the best answer is migration.
Deliverables
A typical engagement may include repaired boot media, cleaned-up batch scripts, a working VM image, or clear migration notes. The best MS-DOS support is practical and documented. It keeps the legacy system usable without creating new risks for the next team.
Frequently asked questions
Questions about MS-DOS? Start with the answers below.
MS-DOS is still used to run and maintain older software, service legacy PCs, and handle recovery tasks on systems that were built for the DOS environment. It also appears in emulators and virtual machines when teams need to preserve or inspect old behavior. For many companies, the main need is support, not new development.
MS-DOS is Microsoft’s DOS variant, and many people shorten it to just DOS in search and conversation. In practice, searchers may also mean Microsoft DOS or, in older hardware contexts, IBM PC DOS. A good specialist knows the differences and checks which variant a system actually depends on.
You want a MS-DOS specialist who can read batch files, work with old file systems, and troubleshoot legacy startup or device issues. If the task includes migration, emulator setup, or data recovery, that experience matters too. Strong documentation skills are important because these systems are often under-described.
For simple maintenance, a specialist with practical MS-DOS support work is often enough. For fragile production systems, hardware interfacing, or recovery from damaged media, you need someone who has handled similar legacy environments before. The right depth depends on how critical the system is and how much testing is possible.
Yes, much MS-DOS work can be done remotely if the system is reachable through remote access, a VM, or shared disk images. On-site support is more useful when the issue involves old hardware, cabling, BIOS settings, or storage media. In Düsseldorf, companies often combine remote diagnosis with a short on-site follow-up.
A strong MS-DOS freelancer usually knows batch scripting, BIOS basics, FAT file handling, and the limits of older memory models. Experience with emulators, virtual machines, serial connections, and backup or recovery tools is also common. Those adjacent skills make it easier to keep legacy systems usable.
Look for clear diagnosis, careful change control, and a practical plan for preserving the original system. A reliable MS-DOS specialist explains what is safe to change, what should be copied first, and how to verify the result. Good work leaves behind notes, scripts, and a path for the next person.
If the MS-DOS system blocks security, support, or integration needs, migration is often the better choice. But if the software is deeply tied to a machine or process, short-term maintenance may be the safest path while you plan the move. A good specialist helps you decide which path is realistic.
The average hourly rate of freelancers in Dusseldorf, Germany who have used MS-DOS in their recent projects is 104 €, which corresponds to a daily rate of about 834 € based on an 8-hour working day.
Of the freelancers in Dusseldorf, Germany who have used MS-DOS in their recent projects, 50% hold at least a Bachelor's degree and 50% hold at least a Master's degree.
On average, freelancers in Dusseldorf, Germany who have used MS-DOS in their recent projects have 38 years of professional experience, with a single engagement typically lasting around 3.7 years.
The most common languages among freelancers in Dusseldorf, Germany who have used MS-DOS in their recent projects are German (100%), English (83%), and Spanish (17%).
The most common industries among freelancers in Dusseldorf, Germany who have used MS-DOS in their recent projects are Information Technology (83%), Banking and Finance (67%), and Manufacturing (67%).
The most common business areas among freelancers in Dusseldorf, Germany who have used MS-DOS in their recent projects are Customer Service (100%), Project Management (100%), and Information Technology (83%).
Main locations of FRATCH Experts, who have recently used MS-DOS
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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