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CVS Experts in Cologne

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Hire experts who keep CVS repositories stable, clean, and usable across long-lived codebases, release branches, and legacy integrations. Get fast, precise matching with vetted, available freelancers.

Meet FRATCH Experts in Cologne, who have recently used CVS

Verified expert

Stefan Marx

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Installation Portal Server and Content Management Integration

Köln
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.
Verified expert

Stanislaus Stelle

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Security Consultant at Rohde & Schwarz AG

Monheim am Rhein
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
Verified expert

Vladimir Maznicenko

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Developer

Brühl
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
Verified expert

Peter Brungs

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Data Warehouse Consultant (Development and Analysis)

Köln
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
Verified expert

View profile

Building test automation with Cucumber

Cologne

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
Verified expert

Allal Kharaz

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Java Senior Full Stack Developer

Frechen
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

Discover over 15,000 top freelancers

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

0 1 2 3 4
<€720 €720-​800 €880-​960 €960+

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.

1000
750
500
250
Rate comparison chart
Daily rate avg. 807 €
Germany avg. 769 €

The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.

1000
750
500
250
Rate comparison chart
Median rate 820 €
Germany median 760 €

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.

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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.

Berlin Hamburg Munich Cologne Frankfurt Stuttgart Dusseldorf Leipzig Dortmund Essen Bremen Dresden Hanover Nuremberg

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Philipp Thomaschewski

FRATCH CEO

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