MS-DOS Experts in Germany
to preserve legacy systems with fast, precise AI matchingHire experts who maintain DOS-based software, recover data from legacy media and connect older applications to modern infrastructure. FRATCH matches you quickly with vetted, available freelancers suited to your project.
Meet FRATCH Experts in Germany, who have recently used MS-DOS
Klaus K.
Last position:
HCL Notes Banking Support, Domino Administration / Migration / Operations at Atruvia / HCL International
Description of duties “Atruvia / HCL International” Role: HCL Notes Banking Support, Domino Administration / Migration / Operations Operations, administration and technical support of the HCL Notes/Domino environment in the Atruvia banking environment on behalf of HCL. As part of an international support team, the focus was on second- and third-level support as well as the processing, management and monitoring of SLA tickets in categories 1, 2 and 3. Duties included the technical analysis and resolution of incidents in the Notes/Domino environment, system administration, and the development and modification of Lotus Notes /Domino applications and LotusScript agents when a programming solution was required. Another focus was ticket dispatching: analysing and assessing incoming tickets, assigning them to the responsible departments and specialist teams, and subsequently coordinating and tracking processing within the agreed SLA periods. There was also direct communication and coordination with subject-matter experts, departments and end customers of the connected banks. In particular, when language or technical communication problems arose within the international support team, German-language customer communication was handled and mediation between customers and technical specialists was provided. Objective Ensuring stable and reliable operation of the HCL Notes/Domino landscape in the Atruvia banking environment and the timely processing of business-critical support cases in line with the agreed Service Level Agreements. Incidents were to be analysed as early as possible and either resolved directly through administrative measures or suitable LotusScript/Notes solutions, or forwarded specifically to the responsible specialist teams. As of: 25.09.2026 (Version 2.10 LITE) including project times Page: 3 of 32 SPO-SOFT EDV Beratung, Dipl.-Ing. Klaus Kano, Tel.: +494532-2767682, Mail: [email], [link] At the same time, qualified preliminary analysis and targeted ticket dispatching were intended to ensure that every ticket reached the technically and professionally responsible department immediately and that unnecessary transfers, processing times and associated costs were reduced. Result Operational Notes/Domino support for the banks served was reliably ensured throughout the entire project period. SLA-relevant tickets were systematically analysed, prioritised, assigned to the responsible departments and tracked through to resolution. Some incidents were resolved directly through administration, technical error analysis and the development of suitable LotusScript agents and modifications to Notes/Domino applications. By directing tickets specifically to the relevant expert and specialist teams, incorrect assignments and unnecessary processing loops were reduced and compliance with the agreed SLA times was supported. Direct communication with the banks and mediation between German-speaking end customers and the international support team also contributed to efficient problem resolution and high customer satisfaction.
Silvia B.
Last position:
Business Consultant - Product Management Banking at Aareal Bank AG
- Focus on optimizing and further developing the internal customer EBICS application
- Functional and technical consulting for Aareal First Financial Solutions AG on EBICS standard products and applications in the areas of operations and further development, as well as project-related communication with external development partners and the product manufacturer to implement the corresponding technical optimizations
- As the functional coordinator, providing advice on content-related and regulatory requirements as well as technical prerequisites and requirements, and bringing these together at the functional level
- Consulting on the use of EBICS formats
- Reviewing the current EBICS standard for optimization and further development potential
- Analyzing the current state to identify development potential and deriving appropriate recommendations for action while considering regulatory requirements
- Conducting EBICS tests throughout the project
- Functional responsibility for requirements management and, in this context, recording and documenting requirements for such tests
- Designing a functional and sustainable test management system
- Conducting and evaluating tests
- Consulting on sustainable quality assurance and audits
- Project language: German and English
- Tools/Methods: MS Project, MS Office, MS Visio, TestRail, Confluence, Jira, Business Logics Bankkrecher, Business Logics Test Data Generator, Business Logics Banking Tool, Business Logics Test System, DBEAVER, Squirrel, Unix Virtual Machines, WinSCP, Kitty, Putty, various Aareal Bank products, Online Banking Portal, Aareal Sign, core banking system, SAP Blue Eagle, SAP RE-FX, Aareon Wodis Sigma, Haufe Real Estate Wowinex, GAP Group Immotion, UTS Karthago, SAP IS-U/Waste, SIV kVASy, various EBICS clients
Robert K.
Last position:
Interim Manager | Group Manager in the IT Operations & Digitalization division „Databases, Operations & Support" (DOS) at Landwirtschaftliche RentenBank
- Functional management and further development of a team of 28 IT employees (internal & external) in the areas of HelpDesk / HelpLine, RHEL (Red Hat), MUREX (trading system & applications), SAP basic operations
- Management of external service providers (including FI-TS for SAP basic operations)
- Personnel, resource and budget planning for the IT department and projects
- Introduction and establishment of regular communication formats (regular meetings, team and cross-departmental meetings)
- Ensuring application operations in a hybrid environment (Windows / Linux with database and web/application servers)
- Support for transformation projects to modernize the application landscape (e.g. DevOps approaches)
- Building and introducing digital IT procurement for hardware & software (e.g. with DELL)
- Development and management of the „IT Operations DOS" department based on the company strategy
- Preparation of management reports & decision papers on IT projects, optimization potential and automation opportunities
- Representing the department in Rentenbank committees and ensuring regulatory compliance (BaFin §44, DSGVO, BSI, MaRisk)
Markus B.
Last position:
Consultant, Technical Project Manager at Lanxess
- Project: ESU Windows and SQL Server Consolidation / Configuration Management in ServiceNow
- Prepared an as-is analysis of all servers worldwide
- Prepared an as-is analysis of all SQL servers worldwide
- Conducted requirements analyses for SQL and server migrations
- Coordinated requirements with partners for migrations to Hyper-V (on-premises) or Azure Cloud
- Facilitated regular status meetings (Jour Fixe)
- Developed roadmaps and solution models for server migrations
- Set up test scenarios
- Facilitated workshops for the rollout of a global admin team
- Designed data models (CMDB) in ServiceNow
- Led workshops for the CMDB data model
- Developed solution models for the CMDB
- Created end-to-end configuration documentation and work instructions for the CMDB
- Prepared reports for license management
- Defined KPIs for data quality in ServiceNow
- Created a service catalog
- Facilitated workshops to define service requests
- Acted as interface between requirements analysis and the ServiceNow development team
- Systems used: Windows 7, Windows 10, Microsoft Office 365/2010, Windows Server 20xx, SQL Server 20xx, SharePoint, Azure Cloud, Hyper-V, ServiceNow, various tools
Hans-Dieter G.
Last position:
Training as an AI Expert
I continuously expand my expertise in AI and automation. I work with ChatGPT, OpenAI, Manus, Gemini, MS CoPilot, APIs, LangChain, Hugging Face, Manus, TensorFlow, and Auto-GPT, as well as Python-based ML frameworks and MLOps tools, to intelligently transform traditional software development, analysis, and testing processes.
Michael L.
Last position:
Head of IT at Ruthmann Holdings GmbH
- Management of IT with 10 employees, including budget and personnel responsibility.
- Harmonization of the Navision systems in Germany, Switzerland and Austria.
- Connection of the ERP systems in Switzerland, Austria and Italy to the central Microsoft Power BI systems in Germany.
- Rollout of a new firewall at 10 locations in D, CH and A.
- Evaluation of a new DMS.
- Migration to Windows 10 / 11.
- Transformation of 9 countries into ONE Europe.
- Start of NIS2 implementation in 5 European countries.
Markus B.
Last position:
Developer / DevOps, Consulting at A state authority in Baden-Württemberg / FSAS Technologies GmbH
Oracle Project Management and Automation
As part of the project, the operation of an Oracle infrastructure was automated by developing and enhancing Puppet modules and migrating existing Bash scripts to a standardized configuration management solution.
The aim of the project was to standardize and automate administrative processes, improve the maintainability of the Oracle platform, and increase the efficiency and traceability of infrastructure management through the use of Infrastructure as Code.
- Analysis and migration of existing Bash shell scripts to a Puppet-based automation solution
- Development and enhancement of Puppet modules for Oracle environments
- Automation of installation, configuration and operational processes using Infrastructure as Code
- Standardization and optimization of configuration management for Oracle systems
- Creation and maintenance of technical and operational documentation
- Planning, coordination and professional support during project implementation
- Operation and automation of Oracle systems on x86-based Linux server platforms
- Testing and quality assurance of the developed Puppet modules
- Analysis and resolution of technical errors as part of the automation and migration
- Close coordination with specialist departments and infrastructure teams to implement automation requirements
Technologies used: Puppet 7/8, SLES 15, Oracle 19, Oracle Grid, SVN, Windows Server, Confluence, VS Code, Ruby, Bash, Pass
Martin H.
Last position:
Software Architect at Hays AG
- C# development .Net 8.0
- Technical responsibility for architecture decisions (DDD, Clean Architecture, Microservices)
- Introduction and systematic evaluation of GitHub Copilot, analysis of efficiency benefits, identification of suitable application scenarios, assessment of code quality
- Development of best practices for using Copilot within the team, support during rollout and coaching of individual developers
- Conducting code reviews, architecture documentation according to Arc42
- Building stable CI/CD pipelines with Azure DevOps, introduction of automated quality assurance with SonarQube and .editorconfig
- Collaboration with stakeholders to continuously optimize technical concepts
- Technologies used: Azure Devops Server, Git, Sonarqube, Visual Studio 2022, Sparx EA 17, Nagios LS, Nagios XI, C#, Resharper 2.24.3, Clean Architecture, DDD, EF-Core, Arc24, Microservices, Angular, MediatR, SignalR, Copilot, OpenAI
Michael K.
Last position:
Freelance Consultant at Tepo – Gebäudedienste GmbH
- Replacement and renewal of the existing client PCs with an upgrade to Windows 11 and mobile workstations with laptops and docking stations
- Introduction of Office365 with OneDrive use
- Introduction of e-invoicing with DATEV accounting software
- Revision of the standard office applications in daily use
- File storage in SharePoint instead of local data storage
- New authorization structure for users
- Use of Microsoft accounts to synchronize profiles
- Reorganization of the document scanning process with storage in SharePoint
- New backup concept in addition to the Microsoft cloud solution
- Introduction of new data structures: review and separation of data into active, inactive, private, business
- Simplification of processes
- Increased data security and improved security
- Permanent data availability at all internal and external workplaces
Vinod G.
Last position:
Freelancer: SAP MDG Consultant at Logistics service provider
- Support for one of the largest logistics service providers in handling ServiceNow tickets in the areas of SAP MDG, Business Partner (BP), customer and supplier master data
- Technical analysis and resolution of tickets through in-depth review of various database tables
- Creation and maintenance of accounting clerks in the system
- Deactivation of company codes using transports
- Carrying out mass changes with LSMW (Legacy System Migration Workbench)
Pierre G.
Last position:
Ansible Automation, Windows Third Level Support at DB InfraGO AG
- PRISMA project
- Ansible automation
- Windows third-level support for Windows NT, Windows 2000, Windows 2013, Windows 2016, Windows 2019
Sven R.
Last position:
Software Developer - Building Automation
- Test controller unit
- Implement test environment
- Implement virtual nodes
- Commission CANopen network
- Define and automate test cases
- Design and implement LSS state machine
- Implement data exchange between tools
- Port requirements to vTestStudio in XML format
- Products: CANoe, vTestStudio, Playwright, Cypress, Robot, .NET
- Knowledge: CAPL, C++, CANopen, concept development, Python, JavaScript, XML, C#
Stefan K.
Last position:
C# .NET/WPF Developer at Hessische Zentrale für Datenverarbeitung
- Redevelopment of outdated software used in Hessian schools in C# .NET/WPF
- Understanding and analysis of old Delphi and Visual Basic 6 source code
- Use of Visual Studio 2022 as IDE
- Team collaboration through pull requests and version control with Git/SourceTree
- Project management with proprietary wiki software and Open Project
- TechStack: C#, .NET 8.0, WPF, Visual Studio 22, Delphi, Visual Basic 6, LDAP, Active Directory, FTP, SMB, Git, SourceTree
- Workflow: pull requests, Open Project, weeklies, weekly meetings, dynamic communication
Knud W.
Last position:
Lead Programmer, Architect and Deputy Product Owner at Bundesagentur für Arbeit
- Lead programmer, architect and deputy product owner
- Completed transition from zPDV to STEP
- Ensured quality of C++ and Perl sources through automated and manual checks
- Supported resolution of incidents and errors in testing
- Implemented batch for supplementary assignment of payment run numbers
- Implemented batch for distribution of SGB 2 information to the central payment unit
- Supported replacement of Solaris with Linux
- Upgraded gcc from 7.4 to 9.3
- Programmatically generated Makefiles from Borland projects for builds
- Extended funding data with new attribute “Kennzeichen Fahrtkosten Praktikum”
- Programmatically generated XSD and WSDL files from IDL definitions
- Represented the product owner when needed
- Implemented batch for one-time payment processing
- Developed generator for Liquibase files
- Implemented and maintained regular anonymization of production data
- Supported migration from SLES 12 to SLES 15
- Supported introduction of mutual TLS
- Implemented batch for sending deletion impulses to EDA BE
- Organized script directory structure
- Investigated potential introduction of String-Latin and implemented minimal solution
- Remediated security findings identified by CheckMarx
- Supported PAP recalculations and general change notices
- Converted ERP interfaces from SOAP to REST
- Planned technical and business topics such as register modernization, cash register security, training costs, four-eyes principle
Ola V.
Last position:
IT Lecturer
- IT training in theory and practice for IT specialists in application development and system integration
Discover over 15,000 top freelancers
Statistics of experts using MS-DOS
Aggregated from the professional profiles of matched freelancers.
Experience
31 years
Position duration
2 years
Positions per freelancer
25
Top business areas
Information Technology, Project Management, Quality Assurance
Top industries
Information Technology, Manufacturing, Banking and Finance
Certification focus areas
Information Technology, Project Management, Quality Assurance
Bachelor's degree or higher
69%
Master's degree or higher
43%
Doctorate
5%
Certifications per freelancer
3
Most common languages
German, English, French
Speak two or more languages
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 Germany 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.
Discover detailed MS-DOS rate benchmarks:
Explore rate insightsAverage rates of experts in Germany 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 29 Oct 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
MS-DOS 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 (91%)
- Manufacturing (70%)
- Banking and Finance (66%)
- Automotive (61%)
- Government and Administration (54%)
- Professional Services (52%)
- Telecommunication (51%)
- Healthcare (44%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
What MS-DOS Is
MS-DOS, short for Microsoft Disk Operating System, is a command-line operating system used on IBM PC-compatible computers. It provides direct access to files, memory, disks and peripheral devices through commands and batch files. Although it is no longer a mainstream desktop system, many industrial, laboratory, retail and embedded environments still depend on software built for DOS.
Typical Systems
MS-DOS expertise matters when a company must keep an older application stable, recover information or move a workflow to supported infrastructure. Common assignments include:
- Maintaining accounting, inventory or point-of-sale software
- Supporting CNC, measurement and control systems
- Migrating DOS data and applications to modern environments
- Restoring software from floppy disks or legacy hard drives
Tools And Skills
Strong specialists understand the DOS command line, CONFIG.SYS, AUTOEXEC.BAT, memory managers and device drivers. They work with batch scripting, disk images, FAT file systems, serial and parallel interfaces, and virtualization tools such as DOSBox. Knowledge of C, x86 assembly, Novell networks or Windows 9x can also be important when an application reaches beyond the operating system itself.
When Companies Need Help
Companies usually seek freelance expertise when a key system has little documentation, its original specialist is unavailable or a replacement would interrupt operations. Professionals can document dependencies, diagnose startup and memory conflicts, preserve a working environment and plan a controlled transition. In Germany, this can support manufacturers, distributors, workshops and other organizations operating long-lived equipment.
Modernization Paths
A DOS application may continue running on dedicated hardware, inside DOSBox or through a carefully isolated virtual machine. The right approach depends on hardware access, timing requirements, licensing, data formats and the risk of changing established behavior. Specialists can expose data through exports, replace selected modules or connect the legacy workflow with current systems without forcing an immediate full rewrite.
Evaluating Expertise
Look for professionals who can explain the system’s boot process, memory layout, file structure and hardware dependencies in clear terms. Relevant evidence includes successful recovery of undocumented applications, reproducible backups, migration plans and testing on representative equipment. For remote work, agree on secure access, physical-hardware support and a documented rollback procedure; on-site visits may be needed for machines that cannot be accessed remotely.
Frequently asked questions
The facts hiring teams ask for most often when it comes to MS-DOS.
MS-DOS is mainly used to run legacy business software, industrial controls, test equipment and applications tied to older hardware. It can also support data recovery, archival access and controlled migration projects.
MS-DOS is the original operating environment, while DOSBox emulates DOS behavior on a modern system. A virtual machine can preserve a fuller hardware and software environment, but it may require more careful configuration. The best option depends on timing, device access and application compatibility.
A strong MS-DOS specialist often brings batch scripting, FAT file-system knowledge, x86 architecture and experience with serial or parallel hardware. Familiarity with C, assembly language, Windows 9x, Novell networking and disk imaging can be valuable for complex legacy systems.
MS-DOS work does not always require a long engagement, but it does require direct familiarity with the specific application and hardware. A professional should first assess boot files, memory usage, storage media, interfaces and undocumented dependencies before estimating the work.
MS-DOS support can often be handled remotely when the system runs in an emulator or virtual machine and secure access is available. On-site collaboration may be necessary for industrial equipment, removable media or computers that cannot be connected safely. Clear documentation and German or English communication should be agreed in advance.
MS-DOS may be worth preserving when it controls reliable equipment or contains data that is difficult to reproduce. Replacement becomes more practical when hardware fails, security exposure cannot be contained, compliance needs change or integration with current systems is too limited.
MS-DOS applications often fail because of memory limits, incorrect device drivers, damaged disks, incompatible hardware or missing batch-file settings. A careful specialist checks the original boot sequence and creates an image or backup before changing the working environment.
A capable MS-DOS expert can explain technical risks without relying on guesswork and can reproduce the current setup before modifying it. Ask for a structured diagnostic plan, tested recovery steps, clear documentation and a rollback method that protects the original system and data.
The average hourly rate of freelancers in Germany who have used MS-DOS in their recent projects is 98 €, which corresponds to a daily rate of about 783 € based on an 8-hour working day.
Of the freelancers in Germany who have used MS-DOS in their recent projects, 69% hold at least a Bachelor's degree, 43% hold at least a Master's degree, and 5% hold a doctorate.
On average, freelancers in Germany who have used MS-DOS in their recent projects have 31 years of professional experience, with a single engagement typically lasting around 2 years.
The most common languages among freelancers in Germany who have used MS-DOS in their recent projects are German (100%), English (96%), and French (30%).
The most common industries among freelancers in Germany who have used MS-DOS in their recent projects are Information Technology (91%), Manufacturing (70%), and Banking and Finance (66%).
The most common business areas among freelancers in Germany who have used MS-DOS in their recent projects are Information Technology (97%), Project Management (79%), and Quality Assurance (76%).
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.
Berlin 
Hamburg 
Munich Request a free demo
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FRATCH CEO
