Ingres Experts in Germany
for reliable enterprise systems, matched in minutes with vetted freelancersHire experts who maintain Ingres databases, modernize OpenROAD applications and connect legacy systems with current services. Get precise, fast matching with vetted and available freelancers who understand dependable enterprise environments.
Meet FRATCH Experts in Germany, who have recently used Ingres
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
Mathilde S.
Last position:
Senior Project Manager at SER Solutions Deutschland GmbH
- Software implementation projects for banks, insurance companies, and trade
Bernhard S.
Last position:
Agile Business Analyst and Requirements Engineer at Deutsche Post DHL
- Agile project "PEPSi annual vacation planning MVP Lite" (digitalization project).
- Definition of state transitions for the JUP Lite functionality.
- Creation of user stories for login/logout and registration.
- Quality assurance of the business-side concept.
- Preliminary analysis for the transformation from the old PersPlan to DigiPEP.
- Tools used: Signavio, MS Office (Excel, Word, PowerPoint), Jira, Confluence, Mural, Miro, Conceptboard, MS Teams, Mattermost.
Stefan M.
Last position:
Bundesrechtsanwaltskammer
- Design, planning and execution of complex acceptance tests for a document exchange platform for the German justice authorities.
- Validation of decrypted and certificate-based message exchange via web platform, mobile app, and Java API.
- Documentation of test cases, execution steps, and test results.
- Technologies: Windows 11/10, Ubuntu, iOS, Android, Bash for Windows, Java 17, IntelliJ, Git, Jira, Confluence, Citrix Server, xJustiz standard implementation, specific justice software.
Alex O.
Last position:
Contractor at Telefonica Germany GmbH & Co. OHG
- Data-analysis, Preparation, gathering and coordination of business requirements for retrieval of monthly- and long term (CLV – relevant) cost- and revenue-components per contract for a customer–base–grouping project (HUB–Project) for B2C-Postpaid-Controlling
- Concept and Implementation of cost- and revenue-KPIs calculation and corresponding CLV–reports (Oracle, Perl, SVN, MS SQL Server, MS Power BI, Serviceware Performance Analytics)
- Operational support of the HUB-Project – various ad-hoc reports, deployments, job-scheduling etc. (Oracle, SVN, BICSuite–Scheduler, DWSODA etc.)
- Analysis, implementation, retrieval and reporting of various physical and financial KPIs for B2P-Prepaid Business on an existing data-mart (Oracle, Perl)
Roland R.
Last position:
Support in Ongoing Project at Automotive Supplier
- closing the safety case
- creation of meaningful traceability matrices and targeted test expansion
- transferring requirements into other database systems
- structuring the requirements, assessing their completeness, and setting up new test cases based on use-case–based test strategies and the results of internal traceability matrices
- partial automation of tasks within a requirement assessment tool
- tools and languages: MS Teams, reqIF, Enterprise Architect, Codebeamer, proprietary tools for creating and evaluating traceability matrices (approx. 1000 x 1000)
Wolfgang O.
Last position:
Fullstack Software Developer at Gematik
Development of the frontend of DEMIS (German Electronic Reporting and Information System for Infection Protection)
Technologies: Angular, Typescript, Single-SPA MicroFrontend, Java, Docker, Kubernetes, Postgres, REST
Prototype development of a compiler from HL7 FHIR to AngularFormly
Alexander P.
Last position:
Head of integration for six country subsidiaries at XSYS Holding
- Analyzed the required scope of processes, infrastructure, and SAP for integrating the MacDermid subsidiaries
- Validated proposals from the new service providers
- Managed the collaboration and tracked the tasks of business and IT experts
- Coordinated communication and the PMO
- Created cutover plans in three waves for SAP conversion, Salesforce, and Ariba
Ralf S.
Last position:
Senior Consultant / Developer at Überall Lokal
- Development of a marketplace for local retailers
- Technologies: Java, ORACLE, Ingres, REST, Spring Boot, Angular, nginx.
Bernhard M.
Last position:
Leading Red Hat OpenShift Architect at Deutsche Rentenversicherung
- Architecture review and continuation of the architecture of two Red Hat OpenShift 4.16 environments: one for the so-called legacy environment in Berlin, consisting of two availability zones, and the other for a geo-redundant cluster between Berlin and Würzburg with three availability zones each.
- Further development or creation of the detailed designs for the legacy data center and the new DRV data center.
- Architecture of the hub clusters.
- Architecture of the RHACM and RHACS components.
- Architecture of the Red Hat Quay repositories and the connection and replication of existing JFrog Artifactory repositories.
- Creation of the required firewall requests.
- Review of the BSI basic protection checks of the environments and creation of implementation instructions.
- Design and requirements analysis of the Quay image registries.
- Design for the use of Hashicorp Vault as a secret store for the clusters.
- Creation of a backup concept for the Red Hat OpenShift clusters.
- Creation of concepts for the lifecycle of the images in the registries.
- Design of a federated user management based on LDAP/AD for the administrative OpenShift users.
Silke W.
Last position:
Head of Project Management and Consultancy at Systemtechnik GmbH
- Planning of projects and consulting services: professional, technical and commercial, focusing on transformation for public transport
- Identification and assessment of project risks with development of measures and recommendations for risk minimization and avoidance
- Evaluation of projects and reporting
- Execution of projects and delivery of consulting services on time, with required quality and within budget
- Project, hardware and consulting services forecasting
- Disciplinary and professional staff management
- Team development and coaching
- Resource planning across various locations
- Stakeholder management
- Client management with service and support
- Development of contingency plans
Andre W.
Last position:
TRIMET SE
- Requirements management, business analysis, architecture, design, and implementation of the migration of another existing classic DWH to a Data Vault 2.0 DWH
- Design of the required DB model (MS SQL) as well as the ETL from core system databases (INGRES, MS-SQL) with SSIS
- Integration of the migrated DWH into the existing MS SQL Data Warehouse (Data Vault 2.0)
- Analysis, design, and implementation of cubes based on SSAS for delivery to Power BI
Discover over 15,000 top freelancers
Statistics of experts using Ingres
Aggregated from the professional profiles of matched freelancers.
Experience
36 years
Position duration
1.5 years
Positions per freelancer
31
Top business areas
Information Technology, Project Management, Operations
Top industries
Information Technology, Banking and Finance, Insurance
Certification focus areas
Information Technology, Project Management, Quality Assurance
Bachelor's degree or higher
78%
Master's degree or higher
56%
Doctorate
11%
Certifications per freelancer
2
Most common languages
German, English, French
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 Germany 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 Germany using Ingres
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.
Ingres 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 (92%)
- Banking and Finance (83%)
- Insurance (75%)
- Manufacturing (75%)
- Telecommunication (75%)
- Transportation (67%)
- Government and Administration (67%)
- Automotive (58%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
What Ingres is
Ingres is a relational database management system built for dependable transaction processing and long-lived enterprise applications. It is also known through Actian and, in some environments, Actian X. Companies use it where stable data access, controlled operations and predictable maintenance matter.
Core applications
Ingres supports business systems that manage structured records, workflows and operational reporting. It commonly appears in public administration, manufacturing, utilities, finance and other organizations with established data processes. OpenROAD provides a closely related environment for building and maintaining business applications.
- Transaction-heavy back-office systems
- Operational databases and reporting
- OpenROAD application maintenance
- Data migration and integration work
Ecosystem and tooling
Strong specialists understand Ingres SQL, database administration, schema design, permissions, backup strategies and performance analysis. They may also work with OpenROAD, embedded SQL, scripting, Unix or Linux environments, and interfaces that connect Ingres data with Java, .NET or web services. Actian product knowledge is useful when planning upgrades or support changes.
When companies need experts
Freelance expertise is useful when internal knowledge is limited or a long-running Ingres system must change without disrupting operations. In Germany, organizations may bring in specialists for application modernization, database upgrades, documentation, incident recovery or integration with newer platforms. A focused professional can also support teams during handover and remote collaboration across locations.
- An experienced specialist is leaving the team
- Legacy applications need safe modernization
- Queries or batch processes require analysis
- Data must move to a new system
What strong professionals deliver
Effective Ingres professionals first map the database, application dependencies and operational risks. They create clear migration plans, test rollback paths and improve performance without changing business rules unintentionally. They can explain technical constraints to stakeholders and leave behind documentation that another team can use.
Choosing the right specialist
Look for evidence of work with the relevant Ingres release, database scale, operating environment and application layer. Ask how the specialist approaches backups, recovery testing, SQL tuning, OpenROAD maintenance and integration boundaries. For remote work, confirm communication in the languages your team needs and agree on access controls, support windows and handover deliverables.
Frequently asked questions
Need clarity? These are the questions we hear most often about Ingres.
Ingres is used for relational data management in enterprise applications, transaction processing, reporting and operational workflows. It is often selected for systems that have been running for many years and require controlled, dependable change.
Ingres can be a strong fit when an organization already depends on its data model, tools and operational processes. PostgreSQL and Oracle may offer a broader current ecosystem for new projects, but replacing Ingres can introduce migration, testing and business continuity risks.
A strong Ingres specialist may also understand OpenROAD, SQL tuning, Unix or Linux administration, embedded SQL, scripting and integration patterns. Experience with Java, .NET, web services or migration tooling is valuable when the database must connect to newer applications.
The right level depends on the task rather than a fixed career duration. A focused SQL change may need a specialist familiar with the schema, while a migration or recovery project calls for proven knowledge of Ingres operations, application dependencies and testing.
Yes, many Ingres tasks can be completed remotely when secure access, documentation and a clear change process are available. On-site work may still help with older infrastructure, restricted environments or workshops with business teams in Germany.
OpenROAD expertise matters when the business application is built with that development environment or depends on its forms, procedures and deployment model. Database knowledge alone may not be enough to change the application safely without affecting established workflows.
Ask for concrete examples involving schema analysis, query performance, backup and recovery, upgrades or integrations. A capable Ingres professional explains trade-offs clearly, tests changes against business scenarios and produces usable documentation.
A successful Ingres engagement usually requires early access to the schema, application documentation, environments and operational procedures. Freelancers should clarify the Ingres or Actian product variant, support expectations, security rules, release process and whether OpenROAD knowledge is needed.
The average hourly rate of freelancers in Germany who have used Ingres in their recent projects is 104 €, which corresponds to a daily rate of about 832 € based on an 8-hour working day.
Of the freelancers in Germany who have used Ingres in their recent projects, 78% hold at least a Bachelor's degree, 56% hold at least a Master's degree, and 11% hold a doctorate.
On average, freelancers in Germany who have used Ingres in their recent projects have 36 years of professional experience, with a single engagement typically lasting around 1.5 years.
The most common languages among freelancers in Germany who have used Ingres in their recent projects are German (100%), English (100%), and French (42%).
The most common industries among freelancers in Germany who have used Ingres in their recent projects are Information Technology (92%), Banking and Finance (83%), and Insurance (75%).
The most common business areas among freelancers in Germany who have used Ingres in their recent projects are Information Technology (100%), Project Management (100%), and Operations (75%).
Main locations of FRATCH Experts, who have recently used Ingres
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 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
