Microsoft Windows Experts in Dortmund
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Meet FRATCH Experts in Dortmund, who have recently used Microsoft Windows
Jens Schneeweiß
Last position:
Network Technology at ISP, Internet Service Provider, BGP Peering
- Optimization of the transmission media of the data links in the Ruhr area
- Configuration/expansion of switches and routers for an autonomous system AS
- Improve the network protocols used Layer 2/3 (OSI model), RSTP, broadcast, etc.
- Laying cables, crimping, antennas, routers, switches
- Maintenance, expansion, selection and prioritization of troubleshooting measures for network monitoring (PRTG, The Dude)
- Organization and new connection of another BGP peering, data center, NGN fiber optic
- VPN IPSec site connections for 6 sites with PFSense, Fritzbox
- Configuration of WLAN devices (Mikrotik, UBNT
Label: TCP/IP, VLAN, BGP, OSPF, MPLS, VPLS, routing protocols, WLAN, EoIP, PPPoE, routing, SNMP, DHCP, DNS, NAT, native IP, VLAN, Ethernet, VoIP., switches and routers from: Nortel, Cisco, MikroTik, UBNT., network management systems: The Dude, PRTG, UISP
Arkadius Sikora
Last position:
Architect; Senior Developer; Full Stack Developer; DevOps Lead at Bitmarck Holding GmbH
- Requirement engineering for Ombudsstelle and creation of technical user stories for EPA V3
- Handling of objections and revocations via mail and letter with high transaction mail volume
- Coordination with other teams on interfaces
- Design of a highly available, high-throughput solution on OpenShift with Java backend microservices
- Implementation and extension of microservices
- Infrastructure setup for deployment on OpenShift/Kubernetes including Jenkins pipelines
- Integration with BitIAM, TI-M Fachdienst, Consent Keeper and FDV
- Capture of requirements from DevOps operations and business units
- Continuous integration and Scrum practices
- Use cases: Kassenfusion, Opt-Out, Last Test, Widerspruchsmanagement
- Integration test automation and feature extensions including Spring Boot 3 updates
Sven Rösner
Last position:
Project Manager for Large Contracts on Temporary Assignment at Atlas Titan GmbH / ENGIE Deutschland GmbH
- Conducting concept and design planning in the acquisition phase (energy generation, e.g. BESS and industrial plants under EPC contracts)
- Serving as the link for all communication with sales, customers, suppliers, and branch offices
- Estimating costs and setting budgets for industrial plants (hot gas generators, battery storage, hydropower plants, etc.) with CAPEX up to €100M
Aladdin Alzoubi
Last position:
Technical Consultant at NFON
- Presentations and workshops regarding different VOIP products and technologies
- Design of VOIP and network solutions from core to premium solutions and necessary non-standard solutions
- Processing of tenders
- Development of VOIP and network technical implementation of customer requirements
- Implement and configure different UC products on cloud
Mesut Yilmaz
Last position:
Solution Architect Computer Vision Store at Schwarz IT (Lidl/Kaufland)
- Expansion and support of the product portfolio for video analytics and computer vision
- Requirements gathering and engineering
- Consulting, project management and coordination of the pilot and international rollout
- Tools: IP-based camera and video systems, Citrix administration, OneNote, Microsoft Teams, Node-RED, Office 365, Age Verification, Qognify Umbrella, ThingsBoard, Xovis 3D sensors, AXIS cameras, GK checkout software, Atlassian JIRA
Jean Erge Ekeu Tcheumeni
Last position:
Engineer - Automation Technology at Ravensburg Milchwerke GmbH
- Plan and design complex production systems as part of a team
- Develop and modify electrical circuit diagrams
- Design electrical machine controls and drive technology
- Troubleshoot electronic assemblies
- Develop PLC and visualization software as well as process control software
- Identify and implement optimization measures
- Create operating instructions
- Ensure IT security of all operational technology
- Support building services
- Technologies: Eplan P8, PCS7, ProLeiT, PlantiT, TIA, S7
Mustafa Köse
Last position:
Consultant (MBR Designer) at Bayer AG
Introduction of an MES system in pharmaceutical production.
Support in replacing existing recipes by introducing an MES system.
Focus on converting cleaning and manufacturing AKBs into MBRs.
System environment: Werum PAS-X MES, GMP, SAP, Microsoft Office (Word, Excel), XML
Yoav Netzer
Last position:
Freelance Software Architect at Freelance Consultant
- Various small consultations, e.g. concepts and arcitectures.
- Updating my Matlab, Linux, IPv6, Cyber-Security, C++ (up to 23) and Python skills.
Yasin Yildiz
Last position:
DevOps Architect & Backend Developer at Schweizerische National Bank
- Architecting and enhancing the DevOps infrastructure in a regulated environment
- Migration, planning, and development from a monolith to microservices (ASP.NET Core)
- Building and maintaining CI/CD pipelines (GitLab, Jenkins) to support agile development
- Managing artifact repositories with JFrog Artifactory and security scans via Xray
- Migrating and integrating source code repositories (SVN → GitLab)
- Operating and configuring a container platform with OpenShift
- Automating deployments with Ansible, Helm, and the Ansible Automation Platform
- Implementing monitoring and alerting solutions with Prometheus
- Collaborating closely with the frontend development team to optimize build, test, and release processes
- Supporting the establishment of secure and scalable infrastructure processes (Secure SDLC)
- Documenting and sharing knowledge within the team
- Leading refinements and designing the backend architecture
Manfred Liebetrau
Last position:
Senior Consultant Information Security at Creditplus Bank AG
- Designing the information security process based on ITIL 4
- Designing the ITIL 4 incident and change management processes
- Creating information security policies for the bank
- Support in the project for internal audit findings
- Advising on the setup of the bank's internal control systems (ICS)
- Advising on setting up ICS processes
- Advising and supporting security architecture and risk analysis of the existing IT landscape, including IT security architecture, data management, data compliance & physical security
- Advising and project leadership for the security concept of the bank's assets
- Advising and support in contracts with external service providers to meet the bank's regulatory (BAIT; MaRisk; DORA; NIS2; GDPR) and information security requirements
- Support in planning and implementing a SOC/SIEM and risk management
- Support for the spam email team in analyzing and handling incidents
Rafael Kolloch
Last position:
Senior Android Developer / Team-Lead at IBM Deutschland
- Further development and release support of a white-label e-prescription component for health insurance companies
- Technologies: Android (Kotlin), Kotlin Multiplatform, Coroutines, Jetpack Compose, MVVM, StateFlow, Gradle, ProGuard
Marcel Rogmann
Last position:
Team Lead 1st-Level Support – supporting 1st, 2nd and 3rd level support
- Established and led the 1st-level support team of 6 employees
- Shift planning
- Conducting and designing training sessions to optimize service processes
- Setting up and maintaining a knowledge base for the support team and end users
- Rolling out MFA and Windows Hello/Conditional Access, as well as troubleshooting and documentation
- Migrating Exchange on-premises to O365 (approx. 320 users)
- User administration/access management for multiple global locations
- Supporting external employees and companies with access to internal systems and resources
- Dispatching and prioritizing incoming support cases
- Rolling out the current system build for Windows 10 devices
- Monitoring the monitoring tools and creating escalation tickets as required
- Maintaining DNS records and zones
- Replacing hardware – servers and clients
- Reporting
- Tools used: ManageEngine, Zabbix, AD, Entra, Exchange, Windows 10, 11 and Server, Q.Wiki, O365
Peter Bemers
Last position:
Senior IT Infrastructure Architect at IBM Germany
- Providing, as a senior IT specialist, advisory to internal teams and gematik
- Actively member of a new advisory & regulatory Design Authority team
- Creating simplified overview diagrams of complex situations
- Creating and updating documentation in the document tool Confluence
Andreas Niemann
Last position:
Freelancer at Freelance Work
Ilja Leyberman
Last position:
Software Engineer/Architect (Tech Lead) at Mercedes-Benz Tech Innovation GmbH
- Implementation of various interfaces for subsystems and connection to external devices (cameras, scanners, digital lockers)
- Development of various interfaces in the used cars area
- Realization of various prototypes
- Support in UI/UX and data analytics
- Development of frontend and backend solutions
- Kubernetes migration
- Building CI/CD pipelines
- Communication with the business unit and technical design of new solutions
- Cross-team alignment and coordination within the team
- Overview of the entire technology stack and related systems
- Documentation, preparation, and conducting of reviews
- Supporting the team and coordinating releases and key milestones
Discover over 15,000 top freelancers
Statistics of experts using Microsoft Windows
Aggregated from the professional profiles of matched freelancers.
Experience
23 years
Position duration
1.9 years (Germany: 5.2 years)
Positions per freelancer
17 (Germany: 16)
Top business areas
Information Technology, Product Development, Project Management
Top industries
Information Technology, Manufacturing, Telecommunication
Certification focus areas
Information Technology, Quality Assurance, Product Development
Bachelor's degree or higher
83% (Germany: 78%)
Master's degree or higher
25% (Germany: 47%)
Certifications per freelancer
3
Most common languages
German, English, Spanish
Speak two or more languages
100% (Germany: 97%)
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 Dortmund 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 Dortmund using Microsoft Windows
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
Windows in the workplace
Microsoft Windows is the standard choice for many company desktops, notebooks, and on-premise servers. It supports everyday office work, line-of-business software, device management, and access to internal systems. In Dortmund, it is common in operations that need broad software compatibility and steady user support.
What experts deliver
- Desktop setup, imaging, and migration
- Group Policy, domain join, and user access
- Patch management and endpoint hardening
- File, print, and remote access support
- Troubleshooting for standard and legacy applications
Core ecosystem
Strong Microsoft Windows specialists work across Windows 10, Windows 11, and Windows Server. They also know the surrounding tools that matter in real projects, such as Active Directory, PowerShell, Microsoft Endpoint Manager, and Remote Desktop. That mix is important when a company needs both stable operations and clear administration.
When companies bring help in
Freelance expertise is useful during rollouts, migrations, permission issues, and slow or inconsistent endpoints. It also helps when internal teams need backup for busy support periods or when older applications must keep running after an upgrade. In Dortmund, this often suits hybrid setups where on-site work and remote coordination both matter.
What good professionals do well
Good Windows professionals keep systems predictable. They document changes, separate user issues from system issues, and avoid breaking policies that other teams depend on.
- Clear troubleshooting and root-cause thinking
- Careful change control and rollback planning
- Practical security and update discipline
- Strong communication with support and infrastructure teams
Common project goals
Windows work is often tied to smoother logins, fewer support tickets, better device compliance, and safer access to business data. It can also involve moving users to new hardware, standardizing builds, or preparing a Windows Server environment for daily operations. The best results come from specialists who understand both the technical stack and the business impact.
Frequently asked questions
The facts hiring teams ask for most often when it comes to Microsoft Windows.
Microsoft Windows is used for company desktops, laptops, and many internal servers. It runs office work, business applications, domain-based access, and remote support tools. For many teams, it is the operating system that keeps daily work and access control consistent.
A Windows specialist is useful when a project needs focused troubleshooting, a migration, or faster delivery than the internal team can spare. It also helps when older software, policy conflicts, or device rollout problems block progress. External support is often the best fit for short, targeted assignments.
Windows is usually chosen for broad software compatibility, familiar user workflows, and deep integration with Microsoft services. macOS is common in some creative and executive setups, while Linux is often used for server and technical workloads. The right choice depends on the applications, management model, and support needs.
A strong Microsoft Windows specialist often brings Active Directory, PowerShell, Group Policy, and endpoint management knowledge. For server work, Windows Server, DNS, file sharing, and patch management are also important. These skills help the person solve problems across the full environment, not just on one device.
A Windows project can be simple or complex depending on the scope. Basic support and workstation setup need less depth than domain changes, server migrations, or policy redesign. The more systems and users are involved, the more important proven hands-on experience becomes.
Microsoft Windows work can often be done remotely through management tools, remote desktop access, and central administration. On-site work is still useful for hardware swaps, local network checks, or large rollout days. In Dortmund, many companies use a mix of both.
Look for Windows professionals who explain findings clearly, document changes, and show how they avoid repeat issues. Good signs include structured troubleshooting, careful testing, and clean handover notes. They should also understand security, updates, and user impact, not just the technical fix.
Common deliverables for Microsoft Windows projects include standard builds, migration plans, policy updates, access fixes, and support documentation. In server environments, the work may also cover service checks, permission models, and backup coordination. The best deliverables are clear enough for internal teams to maintain after handover.
The average hourly rate of freelancers in Dortmund, Germany who have used Microsoft Windows in their recent projects is 92 €, which corresponds to a daily rate of about 734 € based on an 8-hour working day.
Of the freelancers in Dortmund, Germany who have used Microsoft Windows in their recent projects, 83% hold at least a Bachelor's degree and 25% hold at least a Master's degree.
On average, freelancers in Dortmund, Germany who have used Microsoft Windows in their recent projects have 23 years of professional experience, with a single engagement typically lasting around 1.9 years.
The most common languages among freelancers in Dortmund, Germany who have used Microsoft Windows in their recent projects are German (100%), English (94%), and Spanish (19%).
The most common industries among freelancers in Dortmund, Germany who have used Microsoft Windows in their recent projects are Information Technology (88%), Manufacturing (56%), and Telecommunication (56%).
The most common business areas among freelancers in Dortmund, Germany who have used Microsoft Windows in their recent projects are Information Technology (94%), Product Development (88%), and Project Management (75%).
Main locations of FRATCH Experts, who have recently used Microsoft Windows
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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