IBM Informix Experts in Munich
matched in minutes by AIHire experts who maintain Informix databases, modernize legacy applications, optimize SQL workloads and connect operational data to business systems. FRATCH matches you quickly and precisely with vetted, available freelancers.
Meet FRATCH Experts in Munich, who have recently used IBM Informix
Antonio D.
Last position:
Agile Project Manager at Openry GmbH
End Customer: Openry GmbH
E-commerce platform to globally commercialize high-quality Italian artistic productions. Several European shops are already operational and Asian markets soon coming up. My role as Agile Project Manager is to lead the complete team on both the customer and technical side (offshore) including strong strategic consulting, in a continuous delivery approach. As project in a small enterprise, the budget management aspects are particularly challenging, in a quest to deliver the maximum business value with minimal overheads. Technologies: Magento 2, M2E Pro, Linux, Apache, MySql, PHP (LAMP), Stripe
Ernst H.
Last position:
Support/Development/Consulting – Process Development, E-Invoicing, XRechnung, ZUGFeRD
- Support and further development of a complex process for creating XML documents for electronic invoices / E-Invoicing (XRechnung, ZUGFeRD)
- Automation of operational processes, process development and optimization
- Development of frontend applications with MS Power Apps
- Porting SQL Server 2016 to SQL Server 2022
- SQL Server database administration
Stefan C.
Last position:
SSIS Development at Stadtsparkasse München
- Replacement of a Java application and the Oracle DB for loading the internal WerWasWo system using SSIS.
- Development of SSIS packages to load text files into the database (SQL Server)
- Development of a database project for deployment on various servers
- Creation of queries to monitor the loading runs
- Development of a PowerShell script to automate the deployment of the SSDT projects.
- Oracle, SQL Developer, Microsoft SQL Server 2022 on-premises, SQL Server Management Studio v21, Visual Studio 2022, SSIS, SSDT, PowerShell.
Florian S.
Last position:
ABAP/4 and ABAP Objects Developer at Migros-Genossenschafts-Bund
- WRICEF objects (Reports, Interfaces, Conversions, Enhancements, Forms and Workflow) in the FI and CO modules of S/4HANA ECC with ABAP OO
- Use of SAP HANA Studio, AIF, SAP Solution Manager, Confluence and Jira
- Environment: SAP S/4HANA on Premise 2020
Christian S.
Last position:
Senior Java Developer at Freelance
- Numerous projects as a Senior Java Developer or Team Lead in the technical domain, banking sector, public sector, etc. Please ask for a detailed project list. My contact: office(at)stellwag.it
Joachim B.
Last position:
Oracle Consulting and Development at Berufsgenossenschaft Nahrungsmittel & Gastgewerbe (BNG)
- Development and consulting of various web applications for data preparation and distribution using Oracle databases and PL/SQL
- Technologies: Oracle 19, Oracle PL/SQL, Oracle APEX
Alf K.
Last position:
Application Support at Netto Online Supermarkets
- Application support for the e-commerce presence of the Netto Online Supermarket chain [link]
- Webshop runs with PIM, ERP and Diva software - Microsoft Dynamics Business Central
- ITIL incident, change and problem management
- Diva components include ERP, CRM, OMS, WMS and POS
- Receiving, handling and, if needed, forwarding user requests
- Error analysis and support with problem solving
- Monitoring/orchestration of the individual systems
- Day-to-day collaboration with external service providers and development team
- User management and second-level support activities
- System logging/maintenance of external interfaces
- Application administration with Jira and Confluence in QA and production environments
- Technology: Windows Server 2008, Linux servers, MS SQL Server
Christian H.
Last position:
ZVEI - Central Association of the Electrical Industry
- Further development of Excel templates for the electrical industry
- Design and development of new analysis functions
- Extension of Excel templates for data analysis
- Use of Excel and VBA
Josef S.
Last position:
DevOps at Software house for an industrial company
- Implementation, maintenance and operation of an ERP system and a document exchange platform for a corrugated cardboard manufacturer.
- Tools and systems: Unix (Debian 6.x), C, SVN, Windows, C#, MS SQL Server, SCRUM.
Discover over 15,000 top freelancers
Statistics of experts using IBM Informix
Aggregated from the professional profiles of matched freelancers.
Experience
30 years
Position duration
2.4 years (Germany: 2.7 years)
Positions per freelancer
27 (Germany: 21)
Top business areas
Information Technology, Product Development, Quality Assurance
Top industries
Information Technology, Manufacturing, Banking and Finance
Certification focus areas
Information Technology, Project Management, Business Intelligence
Bachelor's degree or higher
67% (Germany: 65%)
Master's degree or higher
33% (Germany: 43%)
Certifications per freelancer
2
Most common languages
German, English, French
Speak two or more languages
100% (Germany: 99%)
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 Munich 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 Munich using IBM Informix
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.
IBM Informix 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 (100%)
- Manufacturing (89%)
- Banking and Finance (78%)
- Automotive (67%)
- Retail (67%)
- Telecommunication (67%)
- Insurance (56%)
- Transportation (56%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
Informix foundations
IBM Informix is a relational database management system built for reliable transaction processing, embedded data services and operational workloads. It is known for a compact footprint, strong availability features and dependable performance with limited administration. The product is also commonly called Informix or IBM Informix Dynamic Server, reflecting its history before IBM ownership.
Typical workloads
Informix supports business systems where data must remain available and transactions must complete consistently. It appears in manufacturing, logistics, retail, telecommunications, healthcare and other environments with established operational software.
- Run order, inventory and billing databases
- Support point-of-sale and branch applications
- Process sensor and machine data near its source
- Maintain embedded databases in packaged software
- Integrate transactional data with reporting systems
Ecosystem and tooling
Effective work with IBM Informix spans SQL, stored procedures, indexing, backup planning and workload tuning. Specialists may use Informix client tools, JDBC, ODBC, .NET providers, replication capabilities and monitoring utilities. They often connect the database with Java, C, C++, Python or enterprise integration software.
When expertise matters
Companies bring in freelance specialists when a long-running Informix estate needs change without disrupting daily operations. Typical assignments include upgrades, migrations, performance reviews, disaster-recovery planning and support for applications that depend on older interfaces.
- Diagnose slow queries and locking issues
- Plan migration to a newer database platform
- Upgrade servers, clients and application connections
- Document schemas, jobs and recovery procedures
Strong specialist skills
A strong professional understands both database internals and the business process behind each workload. They can review query plans, choose useful indexes, manage transactions and validate backup recovery rather than relying on configuration changes alone. Experience with Informix administration, SQL development and application integration is especially valuable.
Munich collaboration
Munich companies may need Informix expertise for industrial operations, supply chains, service organizations and established enterprise applications. Remote work can suit analysis, tuning and documentation, while on-site access may help with protected infrastructure, plant-connected systems or complex handovers. Clear German or English communication should match the project team and operating environment.
Frequently asked questions
Key details about IBM Informix, drawn from the questions we get asked most.
IBM Informix is used for transactional databases, embedded applications and operational systems that require consistent performance and high availability. Common workloads include inventory, billing, point-of-sale, manufacturing and machine-data processing.
Informix is often chosen for its compact footprint, low administration needs and dependable operation in distributed or embedded environments. PostgreSQL, Oracle Database and Microsoft SQL Server may offer broader ecosystems or different enterprise features, so the right choice depends on workload, existing applications, migration risk and internal skills.
A strong IBM Informix specialist usually combines SQL, database administration, query tuning, backup and recovery with application integration. Useful adjacent skills include JDBC, ODBC, .NET, Linux or Unix operations, scripting, replication and migration planning.
For an Informix assignment, look for experience that matches the risk of the system rather than a generic database background. A professional handling a migration should understand schema conversion, application dependencies and rollback planning, while a tuning assignment calls for evidence of query, index and transaction analysis.
Much IBM Informix work can be completed remotely, including performance analysis, SQL changes, documentation and migration design. On-site collaboration may still be useful when systems connect to production equipment, restricted networks or teams that need direct operational handover in Munich.
Ask an Informix professional to explain how they would inspect workload behavior, locking, indexes, backups and recovery before changing production settings. Strong answers connect technical actions to business continuity and include a safe test, monitoring plan and rollback path.
IBM Informix can remain a sound foundation while an application is modernized around it. A specialist can expose stable interfaces, update client drivers, separate database and application concerns, or plan a staged move to another platform without treating the database as an isolated component.
Before joining an IBM Informix project, a freelancer should clarify the server and client versions, operating system, application language, replication setup, maintenance windows and recovery objectives. Understanding ownership of production access and change approval is just as important as knowing SQL or Informix administration.
The average hourly rate of freelancers in Munich, Germany who have used IBM Informix in their recent projects is 92 €, which corresponds to a daily rate of about 738 € based on an 8-hour working day.
Of the freelancers in Munich, Germany who have used IBM Informix in their recent projects, 67% hold at least a Bachelor's degree and 33% hold at least a Master's degree.
On average, freelancers in Munich, Germany who have used IBM Informix in their recent projects have 30 years of professional experience, with a single engagement typically lasting around 2.4 years.
The most common languages among freelancers in Munich, Germany who have used IBM Informix in their recent projects are German (100%), English (100%), and French (33%).
The most common industries among freelancers in Munich, Germany who have used IBM Informix in their recent projects are Information Technology (100%), Manufacturing (89%), and Banking and Finance (78%).
The most common business areas among freelancers in Munich, Germany who have used IBM Informix in their recent projects are Information Technology (100%), Product Development (78%), and Quality Assurance (78%).
Main locations of FRATCH Experts, who have recently used IBM Informix
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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