Ingres Experts in Germany
for dependable data systems, matched in minutes with AIHire experts who design, maintain and modernize Ingres databases, integrate Actian tools and support critical business applications. FRATCH matches you quickly with vetted, available freelancers whose skills fit your technical and delivery needs.
Meet FRATCH Experts in Germany, who have recently used Ingres
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)
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
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)
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
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
Mathilde S.
Last position:
Senior Project Manager at SER Solutions Deutschland GmbH
- Software implementation projects for banks, insurance companies, and trade
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
1.6 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 29 Oct 2026.
Daily rate distribution
The chart shows how the daily rates of experts in this technology in Germany 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 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 29 Oct 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
Relational foundation
Ingres is a relational database management system for structured business data and transactional applications. It is commonly known as Actian Ingres and has roots in the original INGRES project. Companies use it where dependable SQL processing, controlled access and long-term operational stability matter.
Business systems
Ingres supports applications that manage records, workflows and reporting across public services, finance, manufacturing and other data-intensive environments. It can run core workloads behind custom software, operational dashboards and integration services. Its value often lies in keeping established systems reliable while business requirements continue to change.
Ecosystem and tools
Professionals work with Ingres SQL, database utilities, administration tools, connectivity layers and application interfaces. Depending on the environment, related work can include Actian X, JDBC or ODBC connections, stored procedures, backup routines and monitoring. Strong knowledge of Linux or Windows operations and surrounding application stacks is often important.
When specialists help
Companies usually bring in freelance expertise when internal knowledge is limited or a critical database needs careful change. Typical assignments include:
- Assessing an existing Ingres schema and workload
- Improving queries, indexes and transaction handling
- Planning upgrades, migrations or system integrations
- Restoring documentation for legacy business applications
Germany delivery needs
In Germany, Ingres expertise can support industrial operations, municipal systems and established enterprise applications that cannot be replaced casually. Remote collaboration works well for analysis, SQL work and documentation, while on-site access may help with controlled environments or operational handovers. Clear communication in English or German should be agreed at the start.
What strong experts bring
A capable Ingres specialist understands data modelling, SQL behaviour, locking, recovery and performance analysis rather than treating the database as a black box. They ask how applications use the data, protect production workloads and explain risks before changing schemas or configurations. They also leave practical runbooks, test evidence and migration plans behind.
Frequently asked questions
Need clarity? These are the questions we hear most often about Ingres.
Ingres is used to store and process structured business data for transactional applications, reporting and operational workflows. It is often found in long-running systems where reliability, SQL access and controlled changes are more important than adopting the newest database technology.
Ingres can be a strong fit when an existing application, schema and operating model already depend on it. PostgreSQL and Oracle may offer a different ecosystem or migration path, but the right choice depends on workload behaviour, compatibility requirements, support needs and the cost of changing a live system.
A strong Ingres professional usually brings SQL, relational data modelling, backup and recovery, performance tuning and production troubleshooting. Experience with Linux or Windows, JDBC or ODBC, application integration and scripting is also useful when the database supports a broader business system.
Ingres work should be matched to the risk and scope of the assignment, not to a fixed career threshold. A schema review may need focused database expertise, while a migration, recovery plan or production upgrade calls for proven experience with similar workloads and careful change control.
Ingres assignments such as SQL analysis, documentation, testing and performance reviews are often suitable for remote collaboration from Germany. On-site work may still be useful where access controls, legacy infrastructure or operational handovers require physical presence.
Ask an Ingres freelancer to describe comparable database environments, the tools they used and how they handled production risk. Look for clear discovery questions, practical evidence of query or schema work and a plan for testing, rollback and knowledge transfer.
Actian Ingres is the product name used for the Ingres relational database technology under Actian. Project documents may still refer to Ingres or INGRES, so a specialist should confirm the exact release, operating system, interfaces and surrounding application stack before planning changes.
A quality Ingres modernization project starts with an inventory of schemas, dependencies, interfaces and operational procedures. It should produce tested changes, documented risks, verified backup and recovery steps, and a realistic plan for integration, upgrade or migration.
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 833 € 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 1.6 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
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Philipp Thomaschewski
FRATCH CEO
