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Oracle Database Experts in Dortmund

in minutes from over 15,000 CVs with the power of AI

Hire experts who keep Oracle Database stable, fast, and recoverable. They handle SQL tuning, PL/SQL, backups, Data Guard, RAC, and migrations with vetted, available specialists matched precisely to your needs.

Meet FRATCH Experts in Dortmund, who have recently used Oracle Database

Verified expert

Jens Schneeweiß

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Software Developer for C, C++, C++/CLI and C#

Herten
Jens Schneeweiß

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

Verified expert

Volker Döch

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Developer

Werne
Volker Döch

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
Verified expert

Axel Kurz

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Project Manager

Iserlohn
Axel Kurz

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
Verified expert

Manfred Liebetrau

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Senior Consultant Information Security

Dortmund
Manfred Liebetrau

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
Verified expert

Rafael Kolloch

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Senior Android Developer / Team-Lead

Dortmund
Rafael Kolloch

Last position:

Senior Android Developer / Team-Lead at IBM Deutschland

  • Further development and release support of a white-label e-prescription component for health insurance companies
  • Technologies: Android (Kotlin), Kotlin Multiplatform, Coroutines, Jetpack Compose, MVVM, StateFlow, Gradle, ProGuard
Verified expert

Andreas Niemann

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Freelancer

Bönen
Andreas Niemann

Last position:

Freelancer at Freelance Work

Verified expert

Ilja Leyberman

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Software Engineer/Architect (Tech Lead)

Unna
Ilja Leyberman

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
Verified expert

Henning Pankratius

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IT consulting / development

Wetter (Ruhr)
Henning Pankratius

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: 24 years)

Position duration

2.3 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: 87%)

Master's degree or higher

40% (Germany: 54%)

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 30 Aug 2026.

Daily rate distribution

0 1 2 3 4
<€640 €640-​800 €800-​960 €960-​1120 €1120+

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.

Average rates of experts in Dortmund using Oracle Database

Rates are based on recent contracts and do not include FRATCH margin.

1000
750
500
250
Rate comparison chart
Daily rate avg. 769 €
Germany avg. 809 €

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 800 €
Germany median 800 €

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

Core use

Oracle Database is used for business systems that need reliable data storage, strict transactions, and controlled access. It often runs core finance, ERP, logistics, and customer records where consistency matters more than trends. Teams also use Oracle DB for reporting and integration layers that must stay available under load.

Typical work

  • SQL query tuning and execution plan analysis
  • PL/SQL packages, procedures, and batch jobs
  • Backup, restore, and disaster recovery setup
  • Migration from older Oracle releases or other databases
  • Security hardening, user roles, and audit settings

Oracle stack

A strong Oracle Database specialist knows the surrounding tools, not just the SQL layer. That usually includes PL/SQL, RMAN, Data Guard, RAC, partitioning, performance views, and monitoring tools. Good professionals also understand how schemas, privileges, jobs, and storage choices affect application behavior.

When to bring one in

Companies bring in freelance Oracle experts when performance drops, a release is risky, or a migration cannot fail. They are also useful for short projects such as schema cleanup, replication design, or troubleshooting blocked sessions. In Dortmund, this often fits teams that need on-site support for sensitive systems but can keep part of the work remote.

What strong experts do

Strong professionals read plans, trace waits, and fix the real cause instead of adding more hardware. They write clear PL/SQL, protect data during changes, and document recovery steps that another specialist can follow. They also work cleanly with application teams, because Oracle issues often sit between the database and the code.

Fit for your team

Oracle Database work needs calm, precise specialists who can handle legacy systems and new releases in the same environment. Look for experience with production incidents, backup testing, migration rehearsals, and controlled change windows. For Dortmund teams, German communication can help on site, while remote work is often enough for tuning and advisory tasks.

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Frequently asked questions

The facts hiring teams ask for most often when it comes to Oracle Database.

Oracle Database is used for systems that must keep transactions correct and data available. It is common in finance, logistics, ERP, and other back-office applications where failure or inconsistency is costly. It also supports reporting, integration, and batch processing around those core systems.

Oracle Database is usually chosen for mature enterprise environments, advanced availability features, and demanding operational control. PostgreSQL often wins on openness and simplicity, while Microsoft SQL Server fits well in Microsoft-heavy stacks. The right choice depends on licensing, existing skills, and how much resilience the system needs.

A strong Oracle Database professional should know PL/SQL, backup and restore workflows, performance tuning, and user and privilege design. Many projects also need RMAN, Data Guard, RAC, partitioning, and monitoring experience. If the work touches applications, Java, .NET, or ETL tools can also matter.

Oracle Database freelance support is a good fit for migrations, tuning, incident recovery, audits, and targeted redesign work. If you need around-the-clock operations, many parallel releases, or a large re-architecture, a broader team is usually better. Freelancers often work best as focused specialists inside an existing team.

Many Oracle Database tasks can be done remotely, especially analysis, tuning, migration planning, and documentation. On-site time helps when access is restricted, the environment is sensitive, or business teams want close coordination. In Dortmund, a mixed setup is common and often the most practical approach.

Look for clear examples of production work: backup testing, recovery planning, query tuning, and safe change handling. A strong Oracle Database specialist explains trade-offs, not just commands, and documents what was changed and why. Good signs also include careful questions about version, workload, storage, and application dependencies.

In this context, Oracle Database is the product, while Oracle DB and Oracle are common ways people refer to it. Searchers usually mean the same enterprise database platform and its tooling around PL/SQL, RMAN, RAC, and Data Guard. If a profile only says Oracle, check whether the person has direct database operations experience.

The needed Oracle Database experience depends on the task. A simple query review may need one strong specialist, while migration, recovery, or high-availability work needs deeper production experience. The safest choice is someone who has already handled systems like yours in a live environment.

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 769 € 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 2.3 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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