
MS-DOS Experts in Berlin
for dependable legacy systems, matched quickly with vetted and available freelancersHire experts who maintain DOS applications, troubleshoot command-line environments and connect legacy software with current business systems. FRATCH finds precise matches quickly among vetted, available freelance professionals.
Meet FRATCH Experts in Berlin, who have recently used MS-DOS
Ola V.
Last position:
IT Lecturer
- IT training in theory and practice for IT specialists in application development and system integration
André G.
Last position:
IT Consulting Project Management / Engineering Subproject Management at T-Systems (on assignment for government agencies)
- Projects for federal networks (NdB).
- CR management, EoL change requests, design and documentation according to ITSCM.
- Data center planning.
- Project management and engineering subproject management.
- Software development for virtual server environments according to BSI.
Beserithan M.
Last position:
SD Development and CRM Interaction Center Development at Sanner GmbH
- Part-time 2-3 days/week
- Developments in the SD module and CRM Interaction Center
- Consulting, customizing in SD module
- Adapting Fiori applications in the SD module
- Approval workflow for credit memos: design, concept, implementation, customizing
- Credit memo request: object type BUS 2094
- If the credit memo request value is below a certain threshold -> automatic release and removal of billing block
- If the credit memo request value is above a certain threshold -> automatic determination of the responsible employee
- The employee receives a work item in their integrated inbox or in My Inbox (Fiori) -> the employee can reject, approve, or edit the credit memo request
- UML modeling in technical documentation
- Creating a Z-table for customer sample line items
- Merging COA1 (delivery) + COA2 (CAQ) forms and adding to the spool request as a single PDF
- Correcting workflow title according to NACE, fixing message "ZBMA title is displayed incorrectly in SBWP (Workplace)"
- Receiving PLM documents from an external PLM system, creating an RFC function module, storing PLM documents in the material master as GOS objects
- On releasing a production order, reading PLM documents from MM and saving them in a shared folder for the MES system
- Displaying the number of inspection methods in a popup when creating an order -> VA01/VA02
- Automatic stock reconciliation LVS IDOC INVCON
- Performing AQUA tests
- IDOC archiving for old IDOCs
- NL_PM_drawings and storing print output, informing MES via ZPPORDER IDOC, writing technical documents
- Using SD user exits, BADIs for various requirements
- Extending screens for customer requests via screen exits
- Creating message types for sales orders, purchase orders, and invoices
- Extending CRM Interaction Center Business Partner -> Overview -> Contract with customer-specific requirements
- New Fiori application departure control with data from Z-table and standard equipment tables, displaying a pie chart, calculating "vehicles in operation"
- Extending Interaction Center Business Partner -> Overview -> new tab on Overview Page with list tables for performance feedback, attachments from GOS objects
- Extending Interaction Center Business Partner -> Overview -> new tab on Overview Page with list tables for PM quality notifications, attachments from GOS objects
- Implementing BADIs in CRM
- File storage on SAP server/UNIX server
- Using BOL/GENIL architecture in CRM development
- Project language: German
Ensar Y.
Last position:
Service Manager Microsoft Cloud Services (ITIL) at Industry (technology group)
- Took on the role of Service Manager for Microsoft 365 and Azure services
- Coordinated service providers in the areas of collaboration and security (Exchange Online, Teams, Azure AD)
- Monitored and optimized SLA-compliant operating processes (Incident, Change, Problem)
- Worked closely with internal IT management and integrated ITIL processes into Azure DevOps
- Microsoft Azure, Exchange Online, Teams, Azure AD, ITIL v4, Azure DevOps, Power BI, ServiceNow
Alexander B.
Last position:
Consultant at Bundesdruckerei
- Windows 10, Windows 11, Windows Server 2019/2022, Active Directory, Entra ID Group Policy, Orca, PowerShell, PSAppDeployToolKit, Intune, Office 365, Azure, Winget, SandBox
- Onsite/offsite packaging and repackaging in Intune
- Silent install / uninstall
- Use of scripting (PSADT, PowerShell)
- Distribution, planning, and monitoring of packages using Intune Admin Center
- Troubleshooting
- System monitoring
- 2nd and 3rd Level Support
- Packaging process (creation and review of installation and configuration guides, test plans, User Acceptance Testing)
- Automatic client provisioning
- Quality assurance, testing of software packages
- Workplace Engineering
- Windows Client Engineering
- Management of profiles and group policies
- Working with agile methods (Scrum)
- Use of ITSM, including as a ticket system
- Sprint planning
Marco R.
Last position:
Fullstack Developer at Artificial Intelligence/LLMs
- Built a portfolio website using Vue 3 implementing dynamic pages responsive UI components.
- Integrated OpenAI ChatGPT API for interactive AI content generation.
- Handled API requests and media management via Cloudflare, enabling efficient communication and asset delivery.
- Vue.js
- Vuetify
- C++, WPF
- Debian
- Matlab
- MySQL
- PostgreSQL
- Tailwind CSS
- Cloudflare Workers
- GitHub Actions
- Node.js
Jürgen B.
Last position:
Database Administrator and Performance Tuning Specialist at ALD Automotive Leasing Deutschland
- Database administration and performance tuning for Oracle databases on AIX 7.1, 7.2 with Oracle 12c and 19c
- Troubleshooting and resolution on RHEL 7
- Automation of operations with UNIX/Linux shell scripts, Perl programs, and PL/SQL
- Planning, preparation, execution, and customer-specific review of changes and upgrades for the LEASMAN and DOXIS applications
- Incident handling including communication with outsourcing service providers and business units
- Data exchange with Data Pump
- Visualization of database content and monitoring results
- Configuration of databases for Debezium and monitoring Debezium activities
- Preparation of Oracle databases for migration to cloud environments
- Implementation and monitoring of NIST requirements in databases
- Automation of release upgrades for the LEASMAN application
- Creation of operations manuals and instructions
- Generation of reports for GDPR information requests
Thomas M.
Last position:
Application Developer at Freelance
- Development of a new payment method
- Adaptation of SB programs for FRAUD provisioning
- Creation of programs for fraud processing
- Defect fixing and further development of SB programs
- Analysis and development as part of FRAUD for SB applications
- Requirement analysis
- Program development
- Quality assurance of the developed programs
- Testing of the developed programs
- Development of new batch applications
- Banks
- Assembler, Cobol2, DB2, File-AID, IBM mainframe, IBM ISPF, JCL, JES2, REXX, SQL, TSO, Xpediter, z/OS, IMS-DB, IMS-DC
Mathias K.
Last position:
botspot 3D Scan GmbH
- Support/consulting in the development and setup of 3D photo scanner systems
- Tools used: KiCAD, ePlanP8
Pawel N.
Last position:
Subject Mater Expert Linux at TCS Alliance Healthcare
- Updating/upgrading Linux servers to new versions
- Installing Trend Micro on Linux servers
- Creating, presenting and maintaining technical documents
- Refactoring tools
- Platforms: SUSE Linux Enterprise Server (SLES) 10, 11, CentOS, RedHat, Windows 10, PowerShell, Bash, Perl, Trend Micro AV, PuTTY, SSH, VMware
- Project language: English
Discover over 15,000 top freelancers
Statistics of experts using MS-DOS
Aggregated from the professional profiles of matched freelancers.
Experience
28 years (Germany: 31 years)

Position duration
1.4 years (Germany: 2 years)

Positions per freelancer
31 (Germany: 25)

Top business areas
Quality Assurance, Information Technology, Operations

Top industries
Information Technology, Banking and Finance, Automotive

Certification focus areas
Information Technology, Product Development, Human Resources
Bachelor's degree or higher
38% (Germany: 69%)
Master's degree or higher
38% (Germany: 45%)
Doctorate
13% (Germany: 5%)

Certifications per freelancer
1 (Germany: 3)

Most common languages
German, English, French

Speak two or more languages
100% (Germany: 97%)
Based on our profile pool as of 19 Sep 2026.
Daily rate distribution
The chart shows how the daily rates of freelancers in this technology in Berlin 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 Berlin 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 19 Sep 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 (90%)
- Banking and Finance (80%)
- Automotive (70%)
- Transportation (70%)
- Manufacturing (70%)
- Government and Administration (60%)
- Telecommunication (60%)
- Energy (50%)
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 built around direct interaction with files, programs and hardware. It remains relevant where long-running business software, industrial equipment, diagnostic tools or embedded systems depend on DOS environments. Its small footprint and predictable execution still suit isolated and resource-constrained machines.
Typical applications
Companies usually bring in MS-DOS expertise for practical maintenance and controlled migration work:
- Supporting accounting, warehouse, manufacturing or laboratory software that runs under DOS
- Restoring access to legacy databases, archives and removable-media workflows
- Maintaining bootable diagnostic and service environments
- Connecting DOS applications with printers, serial devices or modern file systems
In Berlin, this work can support industrial operations, logistics, technical services and organizations with long-lived internal tools.
Ecosystem and tooling
MS-DOS projects often involve batch files, CONFIG.SYS, AUTOEXEC.BAT, command-line utilities and FAT file systems. Strong professionals may also work with PC DOS, FreeDOS, DOSBox, virtual machines, disk images, serial communication and early Microsoft development tools. Knowledge of BIOS behavior, memory management, device drivers and hardware constraints is often as important as command syntax.
When to hire expertise
Freelance support is useful when a specialist leaves, documentation is missing or a business-critical DOS application becomes difficult to run on current hardware. It also helps during hardware replacement, data extraction, software migration and controlled retirement of legacy environments. Clear scope matters: a short diagnostic engagement differs from ongoing operational support.
Signs of strong professionals
A capable MS-DOS professional starts by mapping the application, hardware, boot process and data dependencies before changing anything. Look for careful backup practices, reproducible test procedures and experience with constrained environments. Useful signs include:
- Explains risks before modifying boot files or disk images
- Can trace failures across software, drivers, ports and hardware
- Documents recovery steps in language the internal team can use
- Separates short-term stabilization from long-term migration advice
Collaboration in Berlin
MS-DOS work can often be handled remotely through documented procedures, virtualized environments, disk images and secure access to test systems. On-site collaboration may be necessary when equipment, proprietary interfaces or isolated production machines cannot be moved. For Berlin-based teams, German and English communication can both be relevant, especially when legacy documentation and current operational records use different languages.
Frequently asked questions
Key details about MS-DOS, drawn from the questions we get asked most.
MS-DOS is still used to run legacy business applications, industrial controls, diagnostic utilities and software tied to older hardware. It is also used for data recovery, archival access and carefully managed migration projects.
MS-DOS is the original Microsoft environment, while FreeDOS provides a compatible open-source alternative and DOSBox emulates DOS behavior on modern systems. The right choice depends on licensing, hardware access, timing requirements and whether the application needs genuine device-level behavior.
MS-DOS work often benefits from knowledge of batch scripting, FAT file systems, BIOS settings, memory managers, device drivers and serial communication. Familiarity with PC DOS, FreeDOS, DOSBox, virtualization and data migration is also useful.
MS-DOS projects need practical experience with the specific application, hardware and failure mode rather than a generic technology label. A professional should be able to inspect boot files, reproduce the environment, protect the data and document a safe recovery or migration path.
MS-DOS support can often be delivered remotely when the system is available through secure access, a virtual machine or a verified disk image. On-site work in Berlin is more suitable when the application depends on physical equipment, proprietary ports or an isolated production machine.
MS-DOS quality is shown through disciplined diagnostics, reliable backups and clear explanations of hardware and software dependencies. Ask for a proposed test plan, examples of documentation and a description of how changes will be reversed if the system behaves unexpectedly.
MS-DOS applications may run through emulation, virtualization, compatibility layers or a rewritten interface, but the best route depends on hardware access and source-code availability. A careful assessment should cover timing, printers, serial devices, file formats, licensing and operational risk before migration begins.
MS-DOS freelancers should clarify the exact application, machine model, boot media, connected devices, data location and acceptable downtime. They should also confirm whether the goal is stabilization, continued support, recovery or migration, and agree how backups and test access will be handled.
The average hourly rate of freelancers in Berlin, Germany who have used MS-DOS in their recent projects is 90 €, which corresponds to a daily rate of about 720 € based on an 8-hour working day.
Of the freelancers in Berlin, Germany who have used MS-DOS in their recent projects, 38% hold at least a Bachelor's degree, 38% hold at least a Master's degree, and 13% hold a doctorate.
On average, freelancers in Berlin, Germany who have used MS-DOS in their recent projects have 28 years of professional experience, with a single engagement typically lasting around 1.4 years.
The most common languages among freelancers in Berlin, Germany who have used MS-DOS in their recent projects are German (100%), English (100%), and French (40%).
The most common industries among freelancers in Berlin, Germany who have used MS-DOS in their recent projects are Information Technology (90%), Banking and Finance (80%), and Automotive (70%).
The most common business areas among freelancers in Berlin, Germany who have used MS-DOS in their recent projects are Quality Assurance (100%), Information Technology (90%), and Operations (80%).
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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