Solaris Experts in Frankfurt
for secure enterprise systems, matched in minutes with vetted professionalsHire experts who maintain Solaris environments, modernize SPARC and Oracle Solaris estates, and connect legacy workloads with current enterprise tooling. FRATCH matches you quickly and precisely with vetted, available freelancers.
Meet FRATCH Experts in Frankfurt, who have recently used Solaris
Minh D.
Last position:
Project Manager / Business Analyst / Application Manager at Finance and Insurance
Introduction of 5 different process applications for different teams
Release planning: scope and time management
Resource/capacity planning
Conducting Sprint Planning / retrospectives
Increment planning (several sprints)
Preparation of Steering Committee meetings / reporting to the Board
Coordination / alignment with external suppliers / deliveries
Resource planning for multiple projects
Coordination with business department and development team
Identification of best practices with IBM BAW
Cost control and planning for the project team and external service providers
Collection of KPIs using LogScale
Analysis of application errors with LogScale / Queries
User Story definitions / coordination of requirements with the business department and development team
Testing and defect tracking
UI/UX design of applications
Preparation and moderation of Brown-Paper workshops
Test concept, test data, test organization, test execution
Collection of team velocity / metrics
Test execution
Script for automated testing
Test organization with business department and IT
Recording and prioritization of defects
Establishment and operation of the application
Establishment of application monitoring with LogScale Dashboards
Checking health endpoints with PowerShell
Post Mortem analysis
Establishment of Incident Management
Establishment of Problem Management
Analysis of errors using LogScale Queries and Dashboard
Pre-processing of data for AI
Evaluation using AI language models (Meta Llama 3.3 LLM and deepset Haystack) and RAG
Installation of runtime environments for LLMs (Large Language Model)
Evaluation of various LLMs
Installation of RAG (Retrieval Augmented Generation) and integration with LLM
Extraction of unstructured data with LLM and RAG
Project based on IBM BAW (Business Automation Workflow), Websphere Liberty, Domea, d.3, REST, LogScale (formerly Humio), Swagger, Powershell, JIRA, Confluence, Lucom Interaction Platform (LIP), Mattermost, Jabber
Mustafa K.
Last position:
Senior Network Design and Engineer at Helaba
Designed and specified the technical network integration of a new business critical application system (MUREX) in the capital market area in a complex interface and outsourcing environment.
Created component specifications, catalog of measures and implementation plan.
Ensured proper integration of developed results in accordance with the bank’s framework: IT compliance, IT security, change and release management.
Selected and integrated a new service provider for the bank; moved critical bank applications to the provider.
Designed, implemented and supported the new Cisco network and Fortinet security setup at the service provider data center.
Acted as technical interface between bank, service providers and consulting partners.
Supported and further developed the network and security infrastructure (clients, servers, networks); performed error analysis and implemented solutions within agreed service levels.
Analyzed and diagnosed all security and network failures, glitches and malfunctions.
Initiated continuous enhancements to guarantee efficient resource utilization and acceptable response times to users.
Provided network support in financial service organization and operational change preparation on production banking network infrastructure for both large and small projects within strict change management discipline.
Designed, defined, tested, governed and improved engineering standards.
Performed role of network architect for medium-large projects involving team resources.
Ralf K.
Last position:
Senior Java Developer, Consultant at Dataport AÖR
- Maintenance and further development of the Java/Swing-based @rtus FormsEditor
- Design and development of a graphical formula editor based on Google Blockly for representing a project-specific DSL, including parsing and code generation
- Implementation of character-accurate synchronization between the editor and print preview to improve the user experience
- Technologies: Java 17/21, Swing, JavaFX, JBoss/Wildfly, JUnit, Mockito, Blockly, JPedal, ICEPDF, Eclipse
Ulm P.
Last position:
DataStage ETL Expert at ING Bank
- Datastage 11.7, dbt, Oracle 19, Python 3.12 / PySpark 3.5, Azure GitHub, Azure DevOps, Automic
- Development of migration jobs to transfer data from the collection DWH to the new Risk Mart, as well as development of ETL pipelines to migrate historical data from the old Mart to the new Risk Mart.
- Storage of the silver layer on Hadoop and the gold layer in Oracle.
- Translation of DataStage jobs into dbt to publish reporting data in Google Cloud to a PostgreSQL database.
- Creation and optimization of complex SQL queries for data extraction from a data vault, taking into account historical data in the point-in-time tables.
- Creation of Oracle table definitions (DDL) and adjustment of existing stored procedures.
- Versioning changes in GitHub and deployment via the CI/CD portal.
- Refactoring long-running DataStage jobs into Python using PySpark to reduce server load.
- Migration of SAS scripts to PL/SQL, including new development of distribution functions that have no direct equivalent in Oracle.
- Development of Automic jobs to run DataStage pipelines and Python scripts (PySpark jobs) that control the population of the SME and institutional risk tables in the Risk Mart and perform business calculations.
- Participation in the agile process, including creating user stories, estimations, and planning in Azure DevOps.
- Handling Azure DevOps tickets and close collaboration with testers and business teams for error analysis and resolution.
Andreas S.
Last position:
Project Management, Development and Test- (Defect-) Management at safarica.com
- Creation and implementation of a multilingual, relational MariaDB database to reflect the requirements of a booking system designed for safaris in Africa
- Testing the front- and backend functionality, registration of clients and suppliers, the editorial system and the payment workflow
- Defect management and documentation via BugHerd
- Implementation of an automatic internal deployment of deliveries provided by an external company via bash scripts
- Coordination of external companies in the function of a project manager (Stakeholder Management)
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.
Jochen H.
Last position:
DevSecOps Expert at DB InfraGO
- Central build and delivery for 20+ applications, 100+ pipelines/day, 700+ GitLab projects
- Build pipelines for Go, Java and JavaScript
- Provisioning of 100+ components
- Quality assurance via GitLab Code Quality and SonarQube
- Checks for dependencies, licensing and vulnerabilities
- Release creation via Jira and ServiceNow
- SBOM, Supply Chain Security, distroless images
- PoC GitLab Runner: Nomad vs. Kubernetes
- Technologies: Artifactory, buildah, GitLab Premium, Go, Gradle, Jenkins, Mend, Podman
Serkan K.
Last position:
Operation and Maintenance of Oracle Middleware Products at LBV - Landesamt für Besoldung und Versorgung Baden-Württemberg
- Patch management
- Support in database development
- Installation and upgrades of the following Oracle systems:
- Oracle Analytics Server (6.4)
- Oracle Enterprise Manager Fusion Middleware Control
- Oracle Data Integration Server
- Oracle BI Administration Tool
- Oracle WebLogic
Christopher E.
Last position:
Senior Oracle DBA and WebLogic Administrator, Oracle Business Intelligence for Applications
- Oracle databases 11g, 12c and 19c RAC
- Installation, configuration and deployment of Oracle Fusion Middleware 11g & 12c (WebLogic, SOA, Oracle Forms and Report Server, etc., OBIA)
- Administration of Oracle 11g, 12c, RAC and 19c
- Applying patches
- Installation, configuration and deployment of Tomcat
- Oracle tuning
- The system includes several production, QA, test & development Oracle databases and WebLogic application servers 11g & 12c
Jörg-Ulrich H.
Last position:
Data flows for health insurance providers
- Further development and creation of data flows for health insurance providers
- Data management across various storage systems (DB2, MSSQL, PostgreSQL, S3, custom APIs, ...)
- Documentation and training
- Planning and deployment of NiFi 2.x (major upgrade)
- Integrating Grafana for visualization, monitoring, and alerting
- Extensive use of the NiFi API to continuously monitor the system and its components
Jakub S.
Last position:
Oracle Consultant at Airline Sector
- Microsoft Azure: design, shape, and capacity analysis including PoC
- Microsoft Azure: final implementation for migration from on-prem RAC to single instance Data Guard
- Performance tuning and troubleshooting for crew management systems (pilots and briefings)
- Design and implementation of disaster recovery aware system based on RAC Extended Cluster and Data Guard
- OEM: Oracle Cloud Control maintenance, installation and upgrades (12.1.0.5 > 13.3 > 13.5)
- OEM: creating agent golden image with new RU and security fixes for full-scale environment
- OEM agent upgrade
- OEM: developing custom metric extensions and reports
- OEM: full monitoring setup with template collection and monitoring templates and incident rule configuration
- Upgrades: GI from 11.2.0.4 to 12.1.0.2, to 18.4, to 19.6+
- Upgrades: databases from 11.2.0.2 to 12.1.0.2, to 19.18+
- Redesign and license optimization based on Oracle SE on ODA and DBVisit
- Design of virtualized platform based on OLVM and license optimization using hard partitioning
- Migration of databases from bare metal to OLVM
Discover over 15,000 top freelancers
Statistics of experts using Solaris
Aggregated from the professional profiles of matched freelancers.
Experience
28 years (Germany: 30 years)
Position duration
2.6 years (Germany: 3.4 years)
Positions per freelancer
23 (Germany: 21)
Top business areas
Information Technology, Project Management, Business Intelligence
Top industries
Banking and Finance, Information Technology, Transportation
Certification focus areas
Information Technology, Project Management, Business Intelligence
Bachelor's degree or higher
71% (Germany: 74%)
Master's degree or higher
57% (Germany: 44%)
Certifications per freelancer
5 (Germany: 4)
Most common languages
German, English, French
Speak two or more languages
100% (Germany: 98%)
Based on our profile pool as of 29 Oct 2026.
Daily rate distribution
The chart shows how the daily rates of experts in this technology in Frankfurt are distributed, based on recent contracts on our platform. Each bar covers a rate range — its height shows the share of experts charging within that range.
Average rates of experts in Frankfurt using Solaris
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 29 Oct 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
Solaris experts industry focus
See which industries our matched freelancers work in most often — every figure is calculated live from the freelancers on FRATCH.
- Banking and Finance (100%)
- Information Technology (91%)
- Transportation (64%)
- Telecommunication (64%)
- Government and Administration (55%)
- Energy (45%)
- Insurance (45%)
- Tourism (45%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
Solaris at a glance
Solaris is an enterprise operating system from Oracle, known for reliability, strong observability and advanced features for large-scale workloads. It runs on SPARC systems and x86 hardware, supporting databases, middleware, transaction processing and other services that require controlled operations. Many organizations still depend on Solaris because their core applications were built around its stability and tooling.
Core capabilities
Solaris specialists work across operating system administration, service management and performance analysis. They use zones for workload isolation, ZFS for storage management, DTrace for deep diagnostics and SMF for service control. Experience with networking, identity, patching, backup design and high-availability patterns is often part of the same engagement.
- Configure and harden Oracle Solaris hosts
- Manage zones, ZFS pools and storage layouts
- Diagnose production issues with DTrace and system tools
- Plan migrations between SPARC and x86 environments
Where it runs
Solaris supports banking, telecommunications, transport, public-sector and industrial environments where long-lived systems carry important business processes. It commonly hosts Oracle Database, Java applications, middleware and custom transaction services. In Frankfurt, specialists may support regional enterprise operations remotely or collaborate on-site when access controls, hardware work or regulated processes require it.
When to hire expertise
Companies bring in freelance Solaris experts for upgrades, estate assessments, incident recovery and data-center changes. They are also valuable when internal knowledge is concentrated in a few people, when a SPARC workload must be integrated with newer infrastructure, or when a migration needs careful risk management.
- Review an aging Solaris estate and document dependencies
- Prepare patching, backup or disaster-recovery work
- Stabilize performance and investigate recurring incidents
- Support a phased move to Linux or another target platform
Ecosystem and delivery
Effective work often connects Solaris with Oracle Database, LDAP, Kerberos, NFS, SAN storage, DNS and enterprise monitoring. Professionals may also use shell scripting, Perl, Ansible, virtualization, network security and change-management practices. The right approach depends on whether the goal is continued operation, selective modernization or a full migration.
What strong specialists bring
Strong Solaris professionals explain dependencies before changing a production host. They distinguish operating-system symptoms from database, storage and network causes, and they document commands, rollback steps and validation results. Look for practical experience with the relevant SPARC or x86 estate, clear incident communication and a plan that protects service continuity while reducing operational risk.
Frequently asked questions
Key details about Solaris, drawn from the questions we get asked most.
Solaris is used for reliable enterprise workloads such as databases, transaction systems, middleware and long-running business applications. It is especially common where organizations value mature storage, tracing, isolation and service-management capabilities.
Solaris offers a distinctive set of integrated capabilities, including ZFS, DTrace, zones and SMF. Linux usually provides a broader hardware and software ecosystem, so the better choice depends on workload requirements, existing skills, application compatibility and the cost of changing a stable estate.
A strong Solaris specialist often also understands SPARC hardware, Oracle Database, ZFS storage, networking, shell scripting and enterprise identity services. Knowledge of Ansible, virtualization, monitoring and migration planning is useful for modernization work.
The right level depends on the risk and scope of the work. A routine configuration task may need focused platform knowledge, while a production migration or recovery project calls for a professional who has handled comparable SPARC or x86 environments and can create a safe rollback plan.
Much Solaris work can be completed remotely through controlled access, including analysis, configuration reviews, patch planning and troubleshooting. On-site collaboration may still be needed for hardware, restricted environments or changes that require direct data-center coordination in Frankfurt.
Keep Solaris when the workload is stable, business-critical and costly or risky to replace, particularly when it relies on SPARC hardware or platform-specific behavior. Migration becomes more attractive when hardware support, specialist availability, integration needs or modernization goals outweigh the value of continuity.
Ask a Solaris professional to describe a comparable environment, the tools used to isolate faults and the safeguards applied before production changes. Strong answers cover dependencies, observability, testing, rollback and documentation rather than focusing only on individual commands.
A Solaris specialist should confirm the operating-system release, SPARC or x86 hardware, zones, storage design, critical applications, access model and change controls. They should also establish the desired outcome, maintenance window, escalation path and whether the assignment supports continued operation or migration.
The average hourly rate of freelancers in Frankfurt, Germany who have used Solaris in their recent projects is 99 €, which corresponds to a daily rate of about 789 € based on an 8-hour working day.
Of the freelancers in Frankfurt, Germany who have used Solaris in their recent projects, 71% hold at least a Bachelor's degree and 57% hold at least a Master's degree.
On average, freelancers in Frankfurt, Germany who have used Solaris in their recent projects have 28 years of professional experience, with a single engagement typically lasting around 2.6 years.
The most common languages among freelancers in Frankfurt, Germany who have used Solaris in their recent projects are German (100%), English (100%), and French (18%).
The most common industries among freelancers in Frankfurt, Germany who have used Solaris in their recent projects are Banking and Finance (100%), Information Technology (91%), and Transportation (64%).
The most common business areas among freelancers in Frankfurt, Germany who have used Solaris in their recent projects are Information Technology (100%), Project Management (82%), and Business Intelligence (73%).
Main locations of FRATCH Experts, who have recently used Solaris
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 
Essen Request a free demo
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Philipp Thomaschewski
FRATCH CEO
