macOS Experts in Cologne
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Meet FRATCH Experts in Cologne, who have recently used macOS
Matthias Schneider
Last position:
Overall Project Coordinator at Bundeswehr Informatik (BWI GmbH)
- PMO lead for Security Clearance 2 (SÜ2) cleared
- Reporting to sub-program management GMN
- System maintenance 25+
- Functional control and coordination of Jira setup
- Preparation of decision papers (e.g. project planning, steering model, communication plans, controlling models, role and responsibility matrices)
- Development of program-wide knowledge management using Confluence, creation of Jira concept
- Development of an access concept for all project tools
- Analyzing existing processes, identifying improvement potential, and designing solutions to increase efficiency and effectiveness
- Development of a concept for introducing automation approaches in existing tools
- Creating intranet articles as project marketing
- Responsible for project governance through reporting and resource planning in the sub-program
- Agile further development of the project method
- Gathering customer requirements (requirements engineering)
- Preparation and support of contract negotiations (7-year term, budget of over 500 million)
Hooman Behmanesh
Last position:
Fullstack Developer at Möbel Roller GmbH
- Further development of the existing e-commerce platform based on SAP Commerce (Hybris) to meet the growing demands of digital commerce.
- Ensuring the scalability and performance of the backend, so the platform remained stable and efficient even under heavy user load.
- Development and integration of new OCC REST APIs and services for modular extensions and flexible adjustments, to implement new features quickly.
- Optimization of data flows and interfaces, which significantly improved platform efficiency and system performance.
- Ensuring a maintainable and scalable code base by using Clean Code principles, proven design patterns, and a future-proof architecture.
- Reduction of errors through extensive testing with JUnit, Mockito, and load tests with Gatling, supported by the introduction of automated test processes.
- Improved system performance through targeted refactoring measures and efficient database queries, especially to handle peak loads.
- Use of modern cloud and monitoring tools such as Kubernetes, Google Cloud Platform (GCP), and Grafana to ensure a stable and monitored infrastructure.
- Clear improvement in efficiency, scalability, and reliability of the platform, which now meets the demands of a dynamic and growing e-commerce market.
Markus Blohm
Last position:
Consultant, Technical Project Manager at Lanxess
- Project: ESU Windows and SQL Server consolidation / Configuration Management in ServiceNow
- Creation of an as-is analysis of all servers worldwide
- Creation of an as-is analysis of all SQL servers worldwide
- Creation of requirements analyses for SQL and server migrations
- Coordination of requirements with partners for migrations to Hyper-V (on-premises) or Azure Cloud
- Moderation of jour fixe meetings
- Creation of roadmaps and solution models for server migrations
- Setup of test scenarios
- Moderation of workshops for the introduction of a Global Admin Team
- Creation of data models (CMDB) in ServiceNow
- Conducting workshops for the CMDB data model
- Creation of solution models for the CMDB
- Creation of seamless configuration and work documentation for the CMDB
- Creation of reports for license management
- Creation of KPIs for data quality in ServiceNow
- Creation of a service catalog
- Moderation of workshops for creating service requests
- Interface between needs analysis and 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
Christoph Sawicki
Last position:
Test Manager at Logistics
- Coordination and planning, execution, documentation, and analysis of test cases
- Development of test concepts considering best practices (e.g., test pyramid) with a focus on reliable, automatable test runs
- Implementation and maintenance of test cases according to the test concepts
- Technologies: Citrix Workspace, Shopify, Jira, Xray, MS Teams, MS SharePoint, Confluence, MS Office 365
Nenad Biresev
Last position:
Safety Video Analytics Project for Airbus at Airbus
- Developed a real-time video analytics proof-of-concept for deployment on NVIDIA Jetson edge devices.
- Implemented DeepStream pipelines including object detection, tracking, human pose estimation, face anonymization, and zone intrusion detection.
- Built a Qt/Python demonstration UI interfacing with the AI pipeline via REST APIs.
Stefan Marx
Last position:
Bundesrechtsanwaltskammer
- Design, planning and execution of complex acceptance tests for a document exchange platform for the German justice authorities.
- Validation of decrypted and certificate-based message exchange via web platform, mobile app, and Java API.
- Documentation of test cases, execution steps, and test results.
- Technologies: Windows 11/10, Ubuntu, iOS, Android, Bash for Windows, Java 17, IntelliJ, Git, Jira, Confluence, Citrix Server, xJustiz standard implementation, specific justice software.
Stanislaus Stelle
Last position:
Security Consultant at Rohde & Schwarz AG at Star Labs GmbH
- Worked on FPGA enhanced network encryption device with secure boot, TPM2.0 and smart card integration for BSI approved usage with Post Quantum Cryptography
- Developed and audited Linux drivers
- Collaborated using GitLab, Gerrit, Confluence and Jira
- Technologies: C, C++, Secure Boot
Emmanouil Tzouridis
Last position:
Senior Analytics Engineer at Trade Republic Bank GmbH
- Implementation of analytics and automation solutions for the Anti Financial Crime business unit
- Providing the infrastructure, including reusable data models and feature ingestion for production ML and rule based models in the areas of Account Take-Over and Card fraud detection, as well as Customer Risk Assessment
- Tools used: Snowflake, dbt, Looker, AWS, Python, Airflow, Metaflow
Christian Hunkirchen
Last position:
Developer at Opereon Consulting GmbH
- Developed a shop website
- Integrated an AI language model
- Developed tools for AI-powered webhooks
- Technical tools: REACT.js; Elevenlabs; MCP; n8n; HTTP
Hassan Amjad
Last position:
IT Consultant at ALDI South (Albrecht's Discount)
- Supporting the DevOps team in Terraform-managed, multi-region AWS infrastructure to achieve environment parity.
- Developed end-to-end CI/CD pipelines using AWS CodePipeline, CodeBuild, and CodeDeploy, automating the build and deployment.
- Maintained pre- and post-deployment scripts to automate critical tasks such as database schema migrations and environment sanity checks.
- Implemented CI/CD flow specifically for hotfixes via separate Git branches, managing back-merge activities from feature branches to release branches to ensure code integrity through automated conflict resolution.
- Deployed a dedicated, lightweight sanity check application hosted cost-effectively on Azure Container Apps to run automated health and basic functional checks as a post-deployment activity triggered via pipeline.
- Investigated production incidents through code changes and AWS CloudWatch logs.
- Coordinated integration of Dynatrace APM and its APIs for monitoring purposes.
- Full stack QA strategist for a high-traffic e-commerce platform built on a layered architecture for the back-end testing of core platform services, especially the order management system in Zed and Glue layers.
- Managed automation activities, testing process, and refactoring practices.
- Responsible for framework migrations, setup, and training for new automation frameworks.
- Promoted a shift-left approach within the QA team and created the test concept.
- Participated in meetings with IT managers, business owners, product owners, and team members.
René Karges
Last position:
Freelancer at Freelance work
- Business analysis
- Requirements management
- Project management
- Stakeholder management
- Team leadership
Andreas Jänecke
Last position:
Certified AI Expert Trainee at Scaly Academy
- Further training to become a certified AI expert in the company
- Fundamentals of AI
- AI tools
- Prompt engineering (creation of professional prompts)
- (Advanced) Process automation with AI and make.com
- AI in marketing and sales
- Legally compliant use of AI in companies
- Intelligent knowledge management
- AI in customer management
- Developing AI guidelines for the company
- AI integration into the company
Pierre Gronau
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
Louis Nguenkam
Last position:
Specialist in Adobe Experience Manager & Microservices at Nguenkam Consulting & Engineering
Java 11/21
Springboot
Swagger/OpenApi
Azure Pipelines
Trivy Integration
Apache Sling
OSGI
Java Content Repository (JCR)
Apache Jackrabbit Oak
Adobe HTL
GraphQL
Maven
GitLab
IntelliJ
Azure Cloud
Azure DevOps
Terraform
AEM specialist in the Scrum team
Development and deployment of microservices via Open API interfaces
Operation of microservices in the Azure Cloud
Implementation of AEM modules and integration with microservices
Member of the knowledge transfer team and a backend coordination team
Helen Westermann
Last position:
Production Coordinator at Banijay Productions Germany GmbH
Preparation, execution and follow-up of productions in Germany and abroad
Contracts and travel management for participants and team
Briefings for participants
Settling accounts (cash float up to 80k), invoice checking and organization of the production office
Examples: "Kampf der Reality Stars" (Thailand), "Der Mallorca-Makler" (Mallorca)
Discover over 15,000 top freelancers
Statistics of experts using macOS
Aggregated from the professional profiles of matched freelancers.
Experience
22 years (Germany: 21 years)
Position duration
2.3 years (Germany: 5.2 years)
Positions per freelancer
18 (Germany: 15)
Top business areas
Information Technology, Product Development, Project Management
Top industries
Information Technology, Banking and Finance, Government and Administration
Certification focus areas
Information Technology, Project Management, Quality Assurance
Bachelor's degree or higher
85% (Germany: 78%)
Master's degree or higher
69% (Germany: 46%)
Certifications per freelancer
4 (Germany: 3)
Most common languages
German, English, French
Speak two or more languages
100% (Germany: 99%)
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 Cologne 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 Cologne using macOS
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
What macOS covers
macOS is Apple’s desktop operating system for Mac computers. It powers everyday work, creative production, software development, and secure company devices. Teams bring in macOS specialists when they need reliable setup, support, automation, or a clean handoff from older Mac OS X environments.
Typical work
- Device setup, enrollment, and policy rollout
- User support, troubleshooting, and performance tuning
- Automation with shell scripts, launch agents, and management tools
- App packaging, testing, and rollout across Apple fleets
- Migration from older Mac OS X systems or mixed environments
Ecosystem and tools
Strong professionals know the macOS stack, from Finder and Terminal to security settings, file sharing, and system logging. They often work with Apple Silicon Macs, iCloud integration, and tools for device management, patching, and remote support. For Cologne teams, that mix matters when Mac devices are part of office work, design, sales, or hybrid setups.
When to bring in specialists
Companies usually look for freelance expertise when Mac fleets need a reset, a new rollout, or help with stubborn issues that internal teams cannot isolate quickly. Common signs are inconsistent updates, broken permissions, printing problems, login issues, or apps that behave differently on Intel and Apple Silicon hardware.
What strong experts deliver
A good macOS specialist documents changes clearly, keeps systems secure, and avoids quick fixes that create new problems. They can work with MDM, security controls, backup flows, and scripting without making the setup hard to maintain. They also know how to balance user experience with company policies.
Working with Cologne teams
In Cologne, macOS work often sits close to design, media, agency, and international business teams. Many tasks can be done remotely, but on-site help still matters for first-time onboarding, hardware handover, or sensitive internal environments. Clear communication in English and, when needed, German helps projects move smoothly.
Frequently asked questions
Questions about macOS? Start with the answers below.
A strong macOS specialist supports device setup, app rollout, security settings, and user troubleshooting. They also help with automation, backups, and migration from older Mac OS X setups when a company wants cleaner operations.
macOS is closely tied to Apple hardware and often stands out for its consistency, security controls, and creative workflow support. Compared with Windows, it usually asks for a different toolset around device management, scripting, and app packaging.
A solid macOS professional often knows Terminal, shell scripting, MDM tools, security settings, and common Apple services. Experience with Apple Silicon, user support, and app deployment is useful when the work goes beyond simple troubleshooting.
A macOS project can be small if it only needs one device setup or a single app issue fixed. It needs deeper expertise when the scope includes fleet management, migration, security hardening, or mixed Intel and Apple Silicon environments.
Most macOS tasks can be done remotely if the specialist has the right access and the devices are managed well. On-site support in Cologne is helpful for onboarding, hardware handover, and cases where local coordination with users or internal teams matters.
Look for a macOS specialist who explains trade-offs clearly, documents the setup, and solves the root cause instead of masking symptoms. Good signs are clean rollout plans, careful testing, and the ability to support both users and the system over time.
Yes, macOS specialists often handle transitions from older Mac OS X environments to current Apple setups. The key is checking app compatibility, data migration, security requirements, and any hardware limits before planning the move.
A macOS freelancer should be ready to work with users who expect stable, low-friction support and clear communication. In Cologne, that often means being comfortable with remote coordination, occasional on-site visits, and mixed English and German collaboration.
The average hourly rate of freelancers in Cologne, Germany who have used macOS in their recent projects is 95 €, which corresponds to a daily rate of about 756 € based on an 8-hour working day.
Of the freelancers in Cologne, Germany who have used macOS in their recent projects, 85% hold at least a Bachelor's degree and 69% hold at least a Master's degree.
On average, freelancers in Cologne, Germany who have used macOS in their recent projects have 22 years of professional experience, with a single engagement typically lasting around 2.3 years.
The most common languages among freelancers in Cologne, Germany who have used macOS in their recent projects are German (100%), English (100%), and French (32%).
The most common industries among freelancers in Cologne, Germany who have used macOS in their recent projects are Information Technology (79%), Banking and Finance (42%), and Government and Administration (42%).
The most common business areas among freelancers in Cologne, Germany who have used macOS in their recent projects are Information Technology (89%), Product Development (63%), and Project Management (63%).
Main locations of FRATCH Experts, who have recently used macOS
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 
Frankfurt 
Stuttgart 
Dusseldorf 
Dortmund 
Bremen 
Nuremberg Request a free demo
Get in touch with the FRATCH team and we will get back to you within 4 hours.
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We always have the time for a call or email!
Philipp Thomaschewski
FRATCH CEO
