Oracle Database Experts in Dortmund
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Meet FRATCH Experts in Dortmund, who have recently used Oracle Database
Diego E.
Last position:
RPG Software Developer from RPG III to Free Format
- Development of software and system support for RPG development.
- Development, optimization and maintenance of programs in RPG (RPG II to ILE Free Format).
- Performing integration tasks, data management as well as applying and managing system updates.
- User support and training to ensure smooth system operation.
Jens S.
Last position:
Network Technology at ISP, Internet Service Provider, BGP Peering
- Optimization of the transmission media of the data links in the Ruhr area
- Configuration/expansion of switches and routers for an autonomous system AS
- Improve the network protocols used Layer 2/3 (OSI model), RSTP, broadcast, etc.
- Laying cables, crimping, antennas, routers, switches
- Maintenance, expansion, selection and prioritization of troubleshooting measures for network monitoring (PRTG, The Dude)
- Organization and new connection of another BGP peering, data center, NGN fiber optic
- VPN IPSec site connections for 6 sites with PFSense, Fritzbox
- Configuration of WLAN devices (Mikrotik, UBNT
Label: TCP/IP, VLAN, BGP, OSPF, MPLS, VPLS, routing protocols, WLAN, EoIP, PPPoE, routing, SNMP, DHCP, DNS, NAT, native IP, VLAN, Ethernet, VoIP., switches and routers from: Nortel, Cisco, MikroTik, UBNT., network management systems: The Dude, PRTG, UISP
Axel K.
Last position:
Project Manager
- ERP selection project at an automotive supplier in Regensburg to choose a successor system for a custom-built legacy solution
- Conducting interviews with specialist departments
- Creating a criteria catalog
- Organizing and running workshops
Rafael K.
Last position:
Senior Android Developer / Team-Lead at IBM Deutschland
- Further development and release support for a white-label ePA component for health insurance companies
- Technologies: Android (Kotlin), Kotlin Multiplatform, Coroutines, Jetpack Compose, MVVM, StateFlow, Gradle, ProGuard
Volker D.
Last position:
Developer at DV-Consulting und Entwicklung Volker Döch
- New development of a web app to manage and configure counting devices for large events
- Technologies: .NET 10, C#, Blazor, MudBlazor, MySQL, Git
Manfred L.
Last position:
Senior Consultant Information Security at Creditplus Bank AG
- Designing the information security process based on ITIL 4
- Designing the ITIL 4 incident and change management processes
- Creating information security policies for the bank
- Support in the project for internal audit findings
- Advising on the setup of the bank's internal control systems (ICS)
- Advising on setting up ICS processes
- Advising and supporting security architecture and risk analysis of the existing IT landscape, including IT security architecture, data management, data compliance & physical security
- Advising and project leadership for the security concept of the bank's assets
- Advising and support in contracts with external service providers to meet the bank's regulatory (BAIT; MaRisk; DORA; NIS2; GDPR) and information security requirements
- Support in planning and implementing a SOC/SIEM and risk management
- Support for the spam email team in analyzing and handling incidents
Andreas N.
Last position:
Freelancer at Freelance Work
Ilja L.
Last position:
Software Engineer/Architect (Tech Lead) at Mercedes-Benz Tech Innovation GmbH
- Implementation of various interfaces for subsystems and connection to external devices (cameras, scanners, digital lockers)
- Development of various interfaces in the used cars area
- Realization of various prototypes
- Support in UI/UX and data analytics
- Development of frontend and backend solutions
- Kubernetes migration
- Building CI/CD pipelines
- Communication with the business unit and technical design of new solutions
- Cross-team alignment and coordination within the team
- Overview of the entire technology stack and related systems
- Documentation, preparation, and conducting of reviews
- Supporting the team and coordinating releases and key milestones
Henning P.
Last position:
Siemens
- Developed a reporting API with RESTful services and Spring Boot
- LDAP integration
- Migrated services to AWS
- Bootstrap
- Frontend development with Angular 14
- JBoss
- DynamoDB
- S3
- Athena
Discover over 15,000 top freelancers
Statistics of experts using Oracle Database
Aggregated from the professional profiles of matched freelancers.
Experience
26 years (Germany: 23 years)
Position duration
2.6 years (Germany: 3.1 years)
Positions per freelancer
22 (Germany: 15)
Top business areas
Information Technology, Product Development, Project Management
Top industries
Information Technology, Banking and Finance, Retail
Certification focus areas
Information Technology, Project Management, Business Intelligence
Bachelor's degree or higher
80% (Germany: 88%)
Master's degree or higher
40% (Germany: 53%)
Certifications per freelancer
4 (Germany: 3)
Most common languages
German, English, Spanish
Speak two or more languages
100% (Germany: 97%)
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 Dortmund 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.
Discover detailed Oracle Database rate benchmarks:
Explore rate insightsAverage rates of experts in Dortmund using Oracle Database
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.
Oracle Database 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 (89%)
- Banking and Finance (67%)
- Retail (67%)
- Healthcare (56%)
- Insurance (56%)
- Automotive (44%)
- Education (44%)
- Manufacturing (44%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
Core technology
Oracle Database is a relational database management system for storing, querying and protecting business-critical data. It supports transactional applications, analytics, reporting and high-volume enterprise workloads across on-premises infrastructure, private clouds and Oracle Cloud.
Enterprise use cases
Companies use Oracle Database where consistency, security and controlled access are essential. Typical work includes:
- Designing schemas for finance, logistics, manufacturing and public-sector systems
- Modernising legacy applications without disrupting core operations
- Building reporting, integration and data exchange foundations
- Supporting high-availability transaction platforms
Dortmund companies often need this expertise for industrial operations, supply chains and complex internal systems that must remain dependable.
Ecosystem and tooling
Strong Oracle specialists work across SQL, PL/SQL, Oracle RAC, Data Guard, partitioning and performance diagnostics. Depending on the environment, they also use Oracle Cloud Infrastructure, Exadata, GoldenGate, RMAN and Enterprise Manager. Familiarity with Linux, virtualisation, backup design and identity controls is often equally important.
When to hire specialists
Freelance expertise helps when an internal team is facing a migration, slow queries, an upgrade, an outage risk or a difficult integration. Specialists can assess the current environment, define a safe target architecture and deliver practical changes without taking ownership away from the permanent team.
For Dortmund-based organisations, on-site workshops can support operational teams, while remote collaboration works well for analysis, tuning, documentation and controlled releases. German and English communication may both matter in international environments.
Deliverables and responsibilities
A project may require schema and SQL reviews, PL/SQL packages, migration plans, replication setup, backup procedures, monitoring dashboards or recovery runbooks. Good specialists document dependencies, test rollback paths and make operational requirements clear before changing production systems. They can also connect Oracle Database with Java applications, ERP software, data warehouses and API-based services.
Signs of quality
Look for professionals who explain trade-offs in terms of consistency, latency, recovery and operating cost. They should be able to read execution plans, trace a performance issue to its cause and validate improvements with repeatable tests. Experience with permissions, patching, encryption, auditing and disaster recovery shows that they understand the full production context, not only SQL syntax.
Frequently asked questions
The facts hiring teams ask for most often when it comes to Oracle Database.
Oracle Database stores and processes structured business data for transactional systems, reporting, analytics and integrations. It is common in finance, manufacturing, logistics, retail, healthcare and public-sector environments where reliability, access control and recovery are central requirements.
Oracle Database is often selected for mature enterprise tooling, advanced availability options and large, tightly controlled workloads. PostgreSQL and Microsoft SQL Server may be a better fit where open-source flexibility, Microsoft integration or simpler operating models are more important. The right choice depends on existing systems, skills, licensing and operational needs.
A strong Oracle Database specialist usually combines SQL and PL/SQL with Linux, backup and recovery, security, monitoring and data integration. Knowledge of Oracle Cloud Infrastructure, Java, ERP environments, networking and automation can be valuable when the database supports a wider application landscape.
The required depth depends on the risk and scope of the assignment. A reporting change may need focused SQL and data-model expertise, while a migration, performance crisis or recovery redesign calls for a professional who has handled comparable production environments and can show how risks were controlled.
Yes. Oracle Database work such as assessment, SQL review, documentation, monitoring and migration planning is often effective remotely. On-site sessions can still help with workshops, restricted environments, operational handover or coordination with infrastructure teams in Dortmund.
Oracle Database fits systems that need strong transactional integrity, mature security controls, sophisticated recovery options or close integration with an existing Oracle estate. Teams should compare those needs with the desired cloud model, operating skills, integration landscape and total ownership effort.
Ask how the specialist investigates slow SQL, plans a migration or tests recovery under realistic conditions. A capable Oracle Database professional explains execution plans, permissions, backup validity and rollback steps clearly, then connects technical decisions to business risk.
Projects involving Oracle Database may require careful handling of access rights, documentation, change control and communication across German and international teams. Remote work is common, while regulated or operationally sensitive environments may expect occasional on-site collaboration in Dortmund.
The average hourly rate of freelancers in Dortmund, Germany who have used Oracle Database in their recent projects is 96 €, which corresponds to a daily rate of about 770 € based on an 8-hour working day.
Of the freelancers in Dortmund, Germany who have used Oracle Database in their recent projects, 80% hold at least a Bachelor's degree and 40% hold at least a Master's degree.
On average, freelancers in Dortmund, Germany who have used Oracle Database in their recent projects have 26 years of professional experience, with a single engagement typically lasting around 2.6 years.
The most common languages among freelancers in Dortmund, Germany who have used Oracle Database in their recent projects are German (100%), English (100%), and Spanish (44%).
The most common industries among freelancers in Dortmund, Germany who have used Oracle Database in their recent projects are Information Technology (89%), Banking and Finance (67%), and Retail (67%).
The most common business areas among freelancers in Dortmund, Germany who have used Oracle Database in their recent projects are Information Technology (100%), Product Development (78%), and Project Management (78%).
Main locations of FRATCH Experts, who have recently used Oracle Database
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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Hamburg 
Munich 
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Frankfurt 
Stuttgart 
Dusseldorf 
Leipzig 
Essen 
Bremen 
Dresden 
Hanover 
Nuremberg Request a free demo
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