Shell Scripting Experts in Dusseldorf
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Meet FRATCH Experts in Dusseldorf, who have recently used Shell Scripting
Rudolf Eggelbusch
Last position:
Datacenter Engineer, Network & Security Administrator at International insurance group
Operation and further development of the network and security infrastructure.
Monitoring, analysis and resolution of network and security incidents.
Cross-department collaboration with other specialist teams for operations, further development and reporting.
Firewall vulnerability analysis.
Firewall rule approvals.
Troubleshooting IP communication issues in the network and firewall infrastructure.
Security-critical IT infrastructure, processing of personal data, compliance with legal regulations.
Products: Palo Alto Networks Firewalls, Cisco ACI, Checkpoint Firewalls, F5
Technologies: SDN, SDWAN, Cisco EPIC, Cisco ACI
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
Hans-Dieter Große-Kreul
Last position:
Training as an AI Expert
I continuously expand my expertise in AI and automation, working with ChatGPT, OpenAI, Manus, Gemini, MS CoPilot, API, LangChain, Hugging Face, Manus, TensorFlow and Auto-GPT as well as Python-based ML frameworks and MLOps tools to intelligently transform classic software development, analysis, and testing processes.
Khattab Mennat
Last position:
Software Tester at Atlas Elektronik GmbH
- Deriving test cases in IBM DOORS for various devices according to ISTQB
- Automating and running test cases in Python under Linux
- MobaXtrem, Windchill are in use
Reza Sayyarzamani
Last position:
DevOps and Cloud Engineer at Rhomberg Sersa Rail Group
- Migrated backups and full workloads to AWS and Azure, including setup and management of AKS & EKS clusters.
- Automated infrastructure with Terraform & ArgoCD and implemented CI/CD pipelines with GitLab.
- Monitored systems on OpenShift 4 (on-premise) with Grafana & Prometheus, using CloudWatch and X-Ray for analysis and logging.
- Built and maintained secure network infrastructures (VPCs, SGs, WAFs, ACLs), integrated Azure Log Analytics.
- Collaborated closely with infrastructure and development teams, maintained technical documentation with Confluence, handled tickets via Jira, and promoted cloud knowledge within the company.
Younes Hadrous
Last position:
Senior Backend Developer at PTA
- Development and maintenance of database-driven applications for managing supplier and food contracts, using Oracle PL/SQL extensively for complex business logic and data processing
- Optimization of PL/SQL procedures, functions, and triggers to ensure the performance and scalability of Oracle database solutions
- Ensuring adherence to best practices in PL/SQL development and implementing standards for code quality and data integrity
- Close collaboration with backend and frontend teams to ensure seamless integration between the Oracle database, C#-based APIs, and Azure cloud services
Bernhard Döpper
Last position:
Enterprise Architect. And responsible for the cross-functional architecture as well as all domains with a focus on the sales at Süddeutsche Krankenversicherung
Creation of business and technical concepts as well as support for enterprise architecture management as part of the migration to the Adesso standard insurance solutions and the renewal of surrounding systems
Interface definitions
Business analysis and creation of the business concepts for input management and sales
Creation of architecture guidelines and processes
Processing technical and business decisions in the architecture board
Definition of service processes and system management aspects
Creation of the technical target operating model
Creation of an integration architecture for AI/LLMs from the providers Commasoft and Insiders
CommaSoft (Alan) webpages and web services
Insiders for Smartfix based on web services
Creation of a question catalog for a security/regulatory check.
Analysis of threats using threat modeling / STRIDE incl. creation of a set of measures to secure the systems
System environment: Jira, Confluence, Java, Enterprise Architect, VAIT/DORA, KritisV, GDPR, IT ServiceMgmt, Adesso Ecosphere and Insure Health, DoPIX and successor product, SmartFix, SmartFlow, Zabas, Kolumbus, Clarc archive, BiPRO, AI / LLM, MS Azure, AWS, TOM/FMO
Kamran Aziz
Last position:
Product Owner Application & Platform at Hoffmann Group
- Manage Sprint & Products Backlog
- Participate in Scrum ceremonies
- Define Definition of Ready and Done
- Define & drive Products vision, strategy & roadmap
- Collaborate & coordinate with cross functional teams
- Administration & Configuration of Atlassian Tools (Jira, Confluence, Jira Service Management, Trello, Bitbucket & Atlas)
- Administration of ServiceNow
- Training users with best practices
Andreas Grutz
Last position:
Senior Fullstack .NET (Core) & Angular Developer at IT service provider
- Supported an agile team in the development of a new CRM tool
- Web frontend development (Angular 17 with MDB-Bootstrap, microfrontends, DDD)
- Backend development (C# & .NET 7-9, MongoDB, MassTransit, RabbitMQ, Elasticsearch, microservices, DDD)
- Coordination with stakeholders & product owners
- Assisted in sprint planning
Wolfgang Backhaus
Last position:
Freelancer at Self-employed as a freelancer
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Statistics of experts using Shell Scripting
Aggregated from the professional profiles of matched freelancers.
Experience
27 years (Germany: 23 years)
Position duration
1.9 years (Germany: 3.2 years)
Positions per freelancer
21 (Germany: 15)
Top business areas
Information Technology, Product Development, Project Management
Top industries
Information Technology, Telecommunication, Manufacturing
Certification focus areas
Information Technology, Business Intelligence, Human Resources
Bachelor's degree or higher
78% (Germany: 85%)
Master's degree or higher
33% (Germany: 55%)
Doctorate
11% (Germany: 9%)
Certifications per freelancer
5 (Germany: 3)
Most common languages
German, English, French
Speak two or more languages
100% (Germany: 98%)
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 Dusseldorf 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 Dusseldorf using Shell Scripting
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 it is
Shell scripting is the craft of writing command-line scripts for Unix and Linux systems. It ties together tools such as Bash, sh, and zsh to automate repetitive work, move files, check logs, and run system tasks in a predictable way.
Typical work
- Deployment and release scripts
- Backup, cleanup, and log rotation jobs
- Data transfer and file processing tasks
- Build, test, and CI helper scripts
- Server setup and maintenance routines
Core tools
Strong specialists know Bash well and understand POSIX shell rules, quoting, pipes, exit codes, and process handling. They also work with cron, grep, sed, awk, ssh, rsync, and standard Linux utilities to keep scripts short, safe, and readable.
When to bring in help
Companies usually look for freelance help when scripts have grown messy, a release flow breaks, or server tasks need to be standardized. In Dusseldorf, this often matters for logistics, industrial, and SaaS teams that rely on Linux systems and need clear handover notes for local and remote colleagues.
What strong experts do
A good shell scripting professional writes idempotent scripts, checks error paths, and avoids fragile assumptions about the environment. They document inputs, outputs, and dependencies so operations teams can maintain the scripts later without guesswork.
How to judge fit
Look for clean code, careful quoting, and a habit of testing on the target shell and server type. Ask for examples that show logging, exit handling, and safe file operations. If the expert can explain why a script uses Bash instead of plain sh, they usually understand the trade-offs.
Frequently asked questions
Quick answers to the questions that come up most around Shell Scripting.
Shell Scripting is used to automate command-line tasks on Linux and Unix systems. Companies use it for deployments, backups, log cleanup, file handling, monitoring checks, and small glue tasks between tools. It is especially useful when the work must run the same way on servers, in CI, or through SSH.
Shell Scripting is the broader practice, while Bash is one of the most common shells used for it. You may also see sh or POSIX shell scripts, which aim for wider compatibility. A strong freelancer knows when to use Bash-specific features and when to stay portable.
A company usually brings in Shell Scripting help when automation is brittle, handoffs are unclear, or a release process needs cleanup. It also makes sense when internal teams need support for Linux server tasks, CI helpers, or maintenance scripts that must be easy to support later. Freelance specialists can step in without long onboarding.
A solid Shell Scripting specialist should also know Linux command-line tools, file permissions, process management, and basic Git workflow. Experience with cron, SSH, rsync, grep, awk, and sed is often a good sign. For DevOps or operations work, knowledge of CI/CD and logs is especially useful.
Shell Scripting is usually better for short system tasks, pipes, and quick automation close to the operating system. Python is often a better fit for larger logic, structured data, and maintainable application code. Many strong professionals use both and choose the simpler tool for the job.
Many Shell Scripting tasks can be done remotely because they focus on scripts, reviews, and debugging. On-site time can help when access is restricted, when a server environment is sensitive, or when operations teams want close collaboration. In Dusseldorf, the right mix often depends on the company’s internal security and support setup.
Look for a Shell Scripting expert who writes clear code, handles errors, and avoids unsafe shortcuts like unquoted variables. Good answers should mention testing, logging, exit codes, and compatibility with the target shell. If they can explain edge cases and maintenance, that is a strong sign.
Shell Scripting is often compared with Python, Perl, or small automation tools built into CI systems. Those alternatives can be better for complex logic, but shell scripts remain strong for system-level work and quick orchestration. A good freelancer will tell you when shell is enough and when another tool is safer.
The average hourly rate of freelancers in Dusseldorf, Germany who have used Shell Scripting in their recent projects is 112 €, which corresponds to a daily rate of about 896 € based on an 8-hour working day.
Of the freelancers in Dusseldorf, Germany who have used Shell Scripting in their recent projects, 78% hold at least a Bachelor's degree, 33% hold at least a Master's degree, and 11% hold a doctorate.
On average, freelancers in Dusseldorf, Germany who have used Shell Scripting in their recent projects have 27 years of professional experience, with a single engagement typically lasting around 1.9 years.
The most common languages among freelancers in Dusseldorf, Germany who have used Shell Scripting in their recent projects are German (100%), English (100%), and French (30%).
The most common industries among freelancers in Dusseldorf, Germany who have used Shell Scripting in their recent projects are Information Technology (100%), Telecommunication (90%), and Manufacturing (80%).
The most common business areas among freelancers in Dusseldorf, Germany who have used Shell Scripting in their recent projects are Information Technology (100%), Product Development (90%), and Project Management (70%).
Main locations of FRATCH Experts, who have recently used Shell Scripting
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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Philipp Thomaschewski
FRATCH CEO
