Graylog Experts in Frankfurt
with precise AI matching, vetted and available freelancersHire experts who centralize logs, build Graylog pipelines and create actionable dashboards for security and operations teams. FRATCH matches you quickly with vetted, available freelancers whose skills fit your project.
Meet FRATCH Experts in Frankfurt, who have recently used Graylog
Uday V.
Last position:
Senior Full Stack Java Developer & DevOps Engineer at Deutsche Börse (DBAG)
Project: SCS (Settlement / Clearing Services)
Settlement platform serving multiple trading and clearing venues — counterparty risk safeguarding, settlement volume reduction, central risk management, and post-trade anonymity.
Technologies: Java 17, Spring Boot 3, Microservices, Spring Data JPA, SonarQube, Fortify (SCST), Mockito, Jenkins, OpenShift, Maven, Podman, GitHub, JIRA, Liquibase, Swagger, AMQP, Apache Camel, Terraform, PostgreSQL, Instana, Graylog.
- Identified and remediated CVEs in third-party libraries using SCA tooling, strengthening the security posture of production components.
- Maintained 90% code coverage with SonarQube, improving code quality and reducing production defects.
- Enabled mTLS for database authentication and message broker connections, enforcing encrypted, certificate-validated communication.
- Designed and deployed microservices with asynchronous, REST-based communication between components.
- Optimized a high-volume REST API (~200K requests) by reducing response time from 3s to 2s (33% improvement), boosting throughput and reliability under production load.
- Automated build and continuous integration pipelines using Maven and Jenkins.
- Orchestrated containerized workloads on Podman/OpenShift and governed schema evolution with Liquibase, ensuring reliable, repeatable deployments across all environments.
- Optimized Java code and implemented EHCache-based caching, improving application performance.
- Streamlined release management by governing application images, JAR versions, and dependencies through DBAG Artifactory, ensuring version consistency and audit traceability across environments
Oluwasegun A.
Last position:
Observability Specialist at ING GmbH
- Requirements analysis for the enterprise-wide observability platform.
- Creation of playbooks and pipelines for rolling out Envoy, OpenTelemetry Collectors, and OpenTelemetry Agents.
- Conducting load tests for capacity planning of metrics for the observability platform.
- Documentation and implementation of compliance standards for production readiness.
- Creation and design of RED metrics, spanmetrics, JBoss, and Tomcat dashboards for mission-critical applications.
- Setting up alerts for critical applications for proactive incident response.
- Integration of OpenShift applications into the enterprise-wide observability stack.
Jin-Ho Y.
Last position:
Server Migration Consultant at Unknown Client
- Linux server migrations: planning and execution of the migration with SLES Linux deployment of VMs in VMware 8.0
- Guiding colleagues on configuring Linux VMs with vSphere Auto Deploy
- Application operations: ensuring smooth operation of applications on migrated servers
- Operations manuals: revising existing manuals, updating and creating new ones as needed
- Reviewing service offers: adjusting and optimizing service offerings of external providers
- Logistics software, Red Hat Linux, Ansible, Confluence / Jira
Tan P.
Last position:
DevOps Engineer in the DevOps Team at Rise-World
- Implementation of specified DevOps solutions to automate infrastructure (Terraform, Bicep, CloudFormation, Ansible) on-premises datacenter (Ovirt, Proxmox, Ceph Cluster, MinIO) and private cloud.
- Administration, configuration and implementation of CI/CD DevOps pipelines (GitLab, GitFlow) to support development process (Artifactory, Prometheus, Istio, service mesh, Helm Chart, OpenShift (Red Hat Enterprise) / Kubernetes cluster), Red Hat Satellite.
- Administration, setup, monitoring and patching of Linux infrastructure based on Red Hat Enterprise for Dev, Test and QA.
- Use of Scrum and Kanban methods.
- Administration, configuration and implementation of security standards for deploying on Dev, Test, QA and Prod stages of the new ePA applications.
- Development of new plugins and add-ons needed on current infrastructure.
- Database support.
- Data analytics support (Python, Spark, Pandas, Power BI, Splunk Enterprise).
- Implementation of best practices for DevSecOps and BizDevOps using GitOps (ArgoCD), Streamlit framework, Semaphore Ansible UI.
- Configuration and testing of iperf, uperf, sysbench using benchmark-operator for external source data and IoT/MDM devices, creating reports via ELK / OpenSearch.
- Building a new Databricks platform to collect and analyze big data from different sources and IoT devices into Hadoop framework (Python, Pandas, PySpark, Power BI, Apache Airflow).
- Building backend data aggregation and processing to automate configuration deployment between different OpenShift clusters and big data framework (Python, Pandas, PySpark, Apache Spark, PostgreSQL, Django 2, Ansible Automation, Jira JSM).
- Building a new ML pipeline platform using Kubeflow, TensorFlow, KServe.
- Data extraction, transformation and loading from different data sources including structured and unstructured data to analytic DWH / big data cluster using Python, Pandas, Polars, Power BI, Django backend and PostgreSQL.
- Setup of new DevOps Test and QA HashiCorp Vault cluster for PKI and IAM.
- Configuration and testing of automated patching based on CVSS score, SIEM-integrated CVEs.
- Use of Nexpose and InsightVM to scan vulnerability events in network, host, container and application.
- Design and implementation of secure and scalable AWS architectures including VPC, EC2, S3, RDS and Route53 and similar setups on Azure and GCP.
- Automated system provisioning and deployment using CloudFormation templates.
- Configuration of IAM roles, policies and permissions to ensure secure access control.
- Patch management, backup automation and disaster recovery setup on AWS infrastructure.
- Monitoring and optimization of system performance using AWS CloudWatch and AWS Trusted Advisor.
- Support of VMware services (vSphere, Aria, Horizon) and the virtual desktop environment.
- Development and maintenance of CI/CD pipelines using Jenkins, GitLab CI/CD and AWS CodePipeline with interface to Nutanix.
- Configuration of AWS CloudWatch to monitor application performance and system events.
- Planning and execution of migration of on-premises applications to AWS cloud platforms.
- Deployment of containerized applications using Docker and Kubernetes in AWS environments.
- Deployment of internal software packages between availability zones using AWS CodeDeploy.
- Building and deploying ML models using Scikit-learn, XGBoost and Spark MLlib including hyperparameter tuning, model evaluation and production deployment.
Krisztián K.
Last position:
IT-Soc/Vulnerability at ITZBund
- Vulnerability management (Greenbone, Tenable SC, Rapid7)
- Automation of vulnerability scans
- OpenTofu (Terraform)/Ansible/Vault/Podman/Docker
- Compliance audit
- SOC (ElasticSearch, Graylog)
- Python/Rust/Bash/Shell/PowerShell
- Git collaboration
- Report standardization and automation
- POC for several vulnerability scanning systems
- Setup of vulnerability scanning system
Marko P.
Last position:
Consultant / Support at BP Europa SE
Monitoring charging sessions
Communication with Fleet Management and CPOs
Infrastructure administration
Assigning permissions and licenses
Maintenance and support
Ticket support
User management
Applications: Zendesk, Graylog, Keycloak, Microsoft 365, Active Directory, SharePoint
Igor P.
Last position:
Senior Frontend Developer at Objego GmbH
Within the project, Objego's digital platform for real estate management was further developed.
Further development of various software modules within the application.
Continuous improvement and optimization of existing functionalities to enhance performance and user experience.
Design and implementation of unit tests to ensure code quality and stability.
Close collaboration with the QA team to quickly fix bugs.
Implementation of new features in coordination with stakeholders and end users.
Active member of the Scrum team with a focus on agile methods and continuous improvement of the software.
Technologies: Angular 16/17, Material, Angular CDK, Angular Elements, Nx, NgRx, NgNeat, NgX-Translate, NgX-Charts, NgX-Lottie, NgX-Markdown, Sentry, Azure AI Form Recognizer, Lodash, Dayjs, Flatpickr, Lottie-Web, Mixpanel, RxJS, Prettier, ESLint, Webpack, Cypress, Playwright, Jest, Husky, TypeScript, Node.js, Zone.js, Docker, Spring Boot, Git, Figma, Figma Token, Storybook, Jira, Confluence, Atlassian, Gitlab CI/CD, Codecov, Custom Design System, Mockoon.
Discover over 15,000 top freelancers
Statistics of experts using Graylog
Aggregated from the professional profiles of matched freelancers.
Experience
20 years
Position duration
1.8 years
Positions per freelancer
18
Top business areas
Information Technology, Operations, Project Management
Top industries
Information Technology, Banking and Finance, Government and Administration
Certification focus areas
Information Technology, Operations, Business Intelligence
Bachelor's degree or higher
80%
Master's degree or higher
60%
Certifications per freelancer
7
Most common languages
German, English, Spanish
Speak two or more languages
100%
Based on our profile pool as of 19 Sep 2026.
Daily rate distribution
The chart shows how the daily rates of freelancers in this technology in Frankfurt 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 Frankfurt using Graylog
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 19 Sep 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
Graylog experts industry focus
See which industries our matched freelancers work in most often — every figure is calculated live from the freelancers on FRATCH.
- Information Technology (100%)
- Banking and Finance (86%)
- Government and Administration (86%)
- Telecommunication (57%)
- Automotive (43%)
- Chemical (43%)
- Professional Services (43%)
- Retail (43%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
What Graylog does
Graylog is a centralized log management and analysis platform for collecting, indexing and examining machine data. It helps teams bring application logs, infrastructure events, security records and audit trails into one searchable workspace. Graylog can run as a self-managed deployment or through Graylog Cloud, depending on operational needs.
Core architecture
Graylog receives messages through inputs such as Syslog, GELF, Beats and HTTP. Streams and pipelines route, enrich and transform events before they reach search and storage services. Strong specialists understand Graylog nodes, OpenSearch or Elasticsearch compatibility, MongoDB configuration, index sets, retention rules and access controls.
Practical use cases
- Centralize logs from applications, servers, containers and network equipment
- Create dashboards for service health, incidents and operational trends
- Investigate security events and support threat-hunting workflows
- Build alerts for failed jobs, unusual activity and recurring errors
- Meet audit and troubleshooting needs with searchable event history
Graylog is useful wherever teams need a consistent view of distributed systems. It can support operations, security, compliance and customer support without forcing every team to inspect separate log files.
Ecosystem and tooling
Graylog work often connects with Kubernetes, Docker, Linux, Windows, cloud services and observability tools. Specialists may configure collectors such as Filebeat, Fluent Bit or Sidecar, then integrate notifications with Slack, email, webhooks or incident response systems. Familiarity with regular expressions, JSON, REST APIs, TLS, role-based access and query syntax is valuable.
When to hire specialists
Companies bring in freelance expertise when log sources are growing, searches are slow or important events are difficult to distinguish from noise. A specialist can design an ingestion model, migrate from another logging tool, tune index rotation, improve dashboards or prepare a controlled upgrade. In Frankfurt, remote collaboration is often practical, while workshops for architecture, security or handover may benefit from on-site availability and clear German or English communication.
Signs of quality
A strong professional starts with the questions the logs must answer, not with a collection of dashboards. They define useful fields, consistent naming, retention boundaries and alert ownership before tuning the platform. Look for experience with failure handling, access separation, data protection practices and documented runbooks. Good delivery also includes testing message loss, search behavior, upgrades and recovery so the Graylog environment remains useful under pressure.
Frequently asked questions
The facts hiring teams ask for most often when it comes to Graylog.
Graylog is used to collect, search and analyze logs from applications, servers, networks and security systems. Companies use it for troubleshooting, operational monitoring, audit support, alerting and security investigations.
Graylog is often weighed against the Elastic Stack, Splunk and cloud-native logging services. The right choice depends on data volume, hosting preferences, search needs, licensing, existing skills and how much control the company wants over storage and operations.
A strong Graylog specialist usually understands Linux, networking, JSON, regular expressions and REST APIs. Experience with Kubernetes, Docker, OpenSearch or Elasticsearch, MongoDB, Filebeat, Fluent Bit and security operations can make the setup much more effective.
Graylog experience should match the project risk and scope. A straightforward input or dashboard task needs platform fluency, while migrations, high-volume ingestion, access design and security alerting require a professional who can plan architecture, test failure cases and document operations.
Graylog projects are often suitable for remote collaboration because configuration, queries, dashboards and documentation can be reviewed securely online. On-site sessions in Frankfurt can still help with log-source discovery, stakeholder workshops, network constraints and operational handover, with German or English agreed in advance.
Graylog can normalize and route security-relevant events, highlight suspicious patterns and trigger alerts for investigation. It is not a substitute for every SIEM capability, so a specialist should define integrations, escalation rules, access controls and the boundaries between log management and dedicated security tooling.
A good Graylog professional should deliver a clear ingestion design, tested inputs, pipeline rules, index and retention settings, dashboards, alerts and access roles. They should also provide runbooks that explain ownership, troubleshooting, backup considerations and safe change procedures.
Ask a Graylog specialist to explain how they prevent noisy alerts, missing fields, uncontrolled retention and unsafe access. Strong answers connect dashboards to real operational questions and include testing for message loss, search performance, upgrades, recovery and documentation.
The average hourly rate of freelancers in Frankfurt, Germany who have used Graylog in their recent projects is 95 €, which corresponds to a daily rate of about 758 € based on an 8-hour working day.
Of the freelancers in Frankfurt, Germany who have used Graylog in their recent projects, 80% hold at least a Bachelor's degree and 60% hold at least a Master's degree.
On average, freelancers in Frankfurt, Germany who have used Graylog in their recent projects have 20 years of professional experience, with a single engagement typically lasting around 1.8 years.
The most common languages among freelancers in Frankfurt, Germany who have used Graylog in their recent projects are German (100%), English (100%), and Spanish (14%).
The most common industries among freelancers in Frankfurt, Germany who have used Graylog in their recent projects are Information Technology (100%), Banking and Finance (86%), and Government and Administration (86%).
The most common business areas among freelancers in Frankfurt, Germany who have used Graylog in their recent projects are Information Technology (100%), Operations (71%), and Project Management (57%).
Main locations of FRATCH Experts, who have recently used Graylog
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.
Countries:
Berlin Hamburg Munich Cologne 
Frankfurt Stuttgart Dusseldorf Leipzig Dortmund Essen Bremen Dresden Hanover Nuremberg Request a free demo
Get in touch with the FRATCH team and we will get back to you within 4 hours.
Would you rather directly get in touch?
We always have the time for a call or email!
Philipp Thomaschewski
FRATCH CEO
