CVS Experts in Cologne
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Meet FRATCH Experts in Cologne, who have recently used CVS
Burhan Dinler
Last position:
Enterprise Architect & Solution Architect at DB Netz AG
With project PRIZMA, DB will modernize its infrastructure on the one hand, and develop a fail-safe IT landscape on the other hand, which can be restored quickly and securely in case of a disaster.
- Capture current architectures of existing systems as well as methodical consulting and development of target architectures
- Deepen and maintain the building plan / target IT landscape
- Implement technical architecture concepts & architecture descriptions
- Implement migration concepts for updating and further developing the platform and information systems
- Assess submitted improvement suggestions as part of the project
- Capability management: identify capability gaps, develop target visions, and support transformation planning within the enterprise architecture.
- Create a compatibility matrix of the components in use and compare dependencies of specific versions
- Create an IT concept for extending the platform with the following topics: hardware and software requirements, security, licensing, high availability, load balancing, backup & recovery, update strategy, monitoring integration, etc.
- Coordinate with business architects as well as technical architects from the cross-functional architecture area of the PRISMA program for the topics (backup, Active Directory, monitoring, Citrix, and business applications ...)
- Status meetings and alignment of project planning with the Release Train Engineer / Project Manager
- Advise the Release Train Engineer / Project Manager in identifying project risks
- Advise the System Architect Engineers in steering the implementation of the concept
- Implement the IT concept
- Document the infrastructure
Label: MS Project, LINUX, Windows, ORACLE, Java, REST, SharePoint, Microsoft Exchange, UML, Enterprise Architect, BPMN, AZURE, AWS, V-MODEL, Micro Service, VisualStudio, SAP S/4HANA, SCRUM(SAFE), ESB (TIBCO), Python, Innovator, LeanIX (TOGAF), Ansible, Ansible Tower, Ansible Automation, ROBOT, SpringBoot
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
Vladimir Maznicenko
Last position:
Developer at Financial services provider
- Support and further development of a framework for developing applications in a banking association: DynS/OSPE
- Migration of the framework to Java 11 and Java 17
- Java8, Java11 and Java17, Spring, Spring-Batch, Spring WebServices, Spring-Security, Spring-Data, JPA, Hibernate, OpenSource libraries etc.
- XML, JAXB, JSON, REST and SOAP services, DB2, Oracle, WebSphere or Liberty AS, FreeMaker, Junit, mock libraries, JaCoCo, Maven, IntelliJ, Eclipse, GitHub, SVN, Jira
Peter Brungs
Last position:
Data Warehouse Consultant (Development and Analysis) at Atruvia AG
- Developed and enhanced ETL loading jobs with IBM DataStage and optimized SQL in an IBM DB2 environment as part of the Agree21 data migration
- Analyzed data quality and developed test procedures
- Created PowerShell scripts and documented GIT deployment processes
- Technologies: RedHat Linux, IBM DB2 with DBVisualizer, IBM InfoSphere DataStage 11.7, JIRA, TortoiseGIT, TortoiseSVN, PowerShell scripts
Last position:
Rewe Digital
- Creation of Spring Boot integration tests
- Creation of JUnit tests for the coupon system
- Creation of component tests for Kafka topics
- Creation of CI/CD pipeline scripts
- Creation of UI tests with Playwright
- Creation of UI tests with Cypress
- Review of developer unit tests
- Planning the test architecture for integration tests
- Creation of the test automation concept
- Evaluation and creation of test reports
Allal Kharaz
Last position:
Java Senior Full Stack Developer at Insurance ÖRAG
- Further development of a policy administration system (contract/claims) for the legal expenses insurer ÖRAG.
- My role: Senior Software Developer.
- The team consists of 12 developers.
- Technologies used: Java 8/21, Java EE, Quarkus, WebLogic, JPA, RabbitMQ, JTA, CI, CD, Jenkins, DB2, Maven, Jenkins, GIT (bitbucket) later GitLab, Junit, Elasticsearch, Mockito, Jira, SonarQube, Scrum, React, Workflow
- Migration and modernization of legacy systems: rewrote C and C++ code in Java to improve maintainability, scalability, and performance. Refactored Python into Java, including optimization and integration into modern architectures.
- Study on the use of AI (Codex) for implementing a Java feature. The goal is to compare the time spent and productivity of AI-supported development with a classic implementation by a developer. The results should show how strongly the use of AI affects development time and efficiency.
- Development of the following tariff calculators for the years 2024/2026: private, companies, doctors, farmers, owner-occupied G + H, landlords, traffic, club, top managers, sales representatives, special criminal law, savings bank, municipal, BayGT, doctors, Dehoga
Annick Walkenhorst
Last position:
Freelance Senior Frontend Developer at ROSE Bikes GmbH
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Statistics of experts using CVS
Aggregated from the professional profiles of matched freelancers.
Experience
26 years (Germany: 25 years)
Position duration
1.9 years (Germany: 2.1 years)
Positions per freelancer
27 (Germany: 20)
Top business areas
Information Technology, Product Development, Quality Assurance
Top industries
Information Technology, Banking and Finance, Insurance
Certification focus areas
Information Technology, Project Management, Marketing
Bachelor's degree or higher
86%
Master's degree or higher
57% (Germany: 59%)
Doctorate
14% (Germany: 7%)
Certifications per freelancer
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 CVS
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 CVS is
CVS, short for Concurrent Versions System, is a version control system for tracking source files and coordinating work on shared code. It is still found in older software stacks, internal tools, and regulated environments where long-lived repositories matter.
Where it fits
- Maintaining legacy code and release branches
- Recovering history from older repositories
- Supporting teams that still depend on CVS workflows
- Planning safe migrations to Git or Subversion
Companies in Cologne may still use CVS in established IT groups, media systems, and industrial software teams where old tools cannot be replaced overnight.
Tooling and skills
Strong CVS specialists know repository layout, branching limits, tag handling, and merge discipline. They also understand command-line workflows, shell scripting, and the cleanup needed after years of inconsistent commits.
They often work alongside build scripts, deployment jobs, and migration tools that pull history out of CVS and into newer systems.
When to bring in help
Bring in CVS experts when a repository is hard to maintain, history is messy, or no one fully understands the current branching model. External support also helps when you need a migration plan, access control review, or a handover for a system that only a few people still know.
What good experts do
Good CVS professionals keep the repository readable and the process predictable. They document branching rules, fix broken tags, resolve conflicts carefully, and protect older code from accidental damage.
They are also practical. They know when to stabilize CVS and when to move work to a better fit.
CVS in modern teams
CVS is rarely chosen for new projects, but it can still be part of a wider engineering landscape. Teams in Cologne often ask for help when local collaboration needs to work with older servers, mixed operating systems, or remote specialists who must learn the existing process quickly.
That makes clear communication, disciplined change tracking, and a clean handover more important than modern tooling alone.
Frequently asked questions
Quick answers to the questions that come up most around CVS.
CVS is used to manage source code and other text files in older or long-running software environments. It is most common where a repository has been in place for years and still supports release work, maintenance, or audits. New projects usually choose a newer system, but CVS still appears in real production setups.
CVS is simpler than Git in some basic workflows, but it is weaker for branching, merging, and distributed work. Compared with Subversion, it is older and less comfortable for modern team coordination. If a company is still on CVS, the real question is often whether to stabilize it or plan a move to a newer system.
A company should hire a CVS specialist when the repository is old, poorly documented, or critical to ongoing delivery. The same applies when migration is risky, history must be preserved, or only a few people still understand the setup. A good specialist can reduce the chance of data loss and process breakage.
A strong CVS specialist usually also knows shell scripting, Linux or Unix administration, release management, and basic build automation. Experience with Git migration, repository cleanup, and developer workflow design is also useful. In older environments, comfort with legacy servers and strict change control matters a lot.
Yes, CVS work can be done remotely if access, documentation, and communication are clear. Remote support is often practical for repository review, cleanup, migration planning, and process setup. On-site time only becomes important when access to older systems or internal approvals is difficult.
Good CVS work leaves the repository understandable, stable, and easy to maintain. Branches and tags should have clear meaning, commit history should be readable, and developers should know how to release safely. Quality also means that risky legacy habits are replaced with a process people can actually follow.
Usually not. Concurrent Versions System is best known as a legacy tool, and newer systems handle branching and collaboration better. A new project normally benefits more from Git or another modern system unless there is a very specific compatibility reason to stay with CVS.
Freelancers working with CVS should expect older repositories, uneven documentation, and a need for careful change handling. The work often includes cleanup, support, and migration rather than fresh feature development. Clear notes, cautious testing, and patience with legacy workflows are essential.
The average hourly rate of freelancers in Cologne, Germany who have used CVS in their recent projects is 101 €, which corresponds to a daily rate of about 807 € based on an 8-hour working day.
Of the freelancers in Cologne, Germany who have used CVS in their recent projects, 86% hold at least a Bachelor's degree, 57% hold at least a Master's degree, and 14% hold a doctorate.
On average, freelancers in Cologne, Germany who have used CVS in their recent projects have 26 years of professional experience, with a single engagement typically lasting around 1.9 years.
The most common languages among freelancers in Cologne, Germany who have used CVS in their recent projects are German (100%), English (100%), and French (38%).
The most common industries among freelancers in Cologne, Germany who have used CVS in their recent projects are Information Technology (100%), Banking and Finance (88%), and Insurance (88%).
The most common business areas among freelancers in Cologne, Germany who have used CVS in their recent projects are Information Technology (100%), Product Development (88%), and Quality Assurance (75%).
Main locations of FRATCH Experts, who have recently used CVS
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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