IBM Informix Experts in Munich
matched in minutes from over 15,000 CVs with the power of AIHire experts who maintain Informix databases, modernize legacy workloads, integrate applications and optimize high-volume transaction systems. Get fast, precise matches with vetted and available freelancers for your IBM Informix project.
Meet FRATCH Experts in Munich, who have recently used IBM Informix
Florian S.
Last position:
ABAP/4, 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 using ABAP OO
- Use of SAP HANA Studio, AIF, SAP Solution Manager, Confluence and Jira
- Environment: SAP S/4HANA on Premise 2020
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
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
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.
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:
Further development and maintenance of a company-wide monitoring database at BASF SE
Maintenance of a company-wide Oracle database that consolidates information from various internal databases, Active Directory, and other systems
Data transfer via Oracle jobs between the monitoring database and other systems
Data visualization and processing using APEX and Oracle Forms (with Forms being replaced by APEX)
Gathering requirements from business units
Designing the implementation
Implementation at the database level and in APEX
System maintenance
Troubleshooting
Technologies: Oracle 12, Oracle 19, Oracle PL/SQL, Oracle APEX, SQL Developer
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
31 years
Position duration
2.4 years (Germany: 2.8 years)
Positions per freelancer
26 (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: 63%)
Master's degree or higher
67% (Germany: 44%)
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 29 Oct 2026.
Daily rate distribution
The chart shows how the daily rates of experts in this technology in Munich 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 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 29 Oct 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 in practice
IBM Informix is a relational database management system built for reliable, high-volume transaction processing. Companies use it in retail, manufacturing, logistics, healthcare and financial operations where applications need consistent performance with limited administration. Its compact footprint also suits embedded and edge environments.
Core workloads
Informix supports order processing, inventory, point-of-sale, production planning and operational reporting. It often runs business-critical applications that have evolved over many years and cannot be replaced without careful planning.
- Maintain transactional databases and business applications
- Tune SQL, indexes, storage and query execution
- Integrate Informix with Java, .NET, ERP and middleware systems
- Modernize legacy applications without disrupting operations
Ecosystem and skills
Strong specialists work with SQL, stored procedures, triggers, backup and recovery, replication, security and high-availability configurations. They understand Informix Dynamic Server, commonly called IDS, as well as IBM tooling, JDBC, ODBC, REST integrations and the operating systems hosting the database. Knowledge of application code and data migration is often essential.
When expertise matters
Companies bring in freelance professionals during upgrades, migrations, performance incidents and application modernization. External support is also useful when internal knowledge is concentrated in a few people or when a long-running Informix installation needs documented operational processes.
- Investigate slow queries, locks and resource bottlenecks
- Plan migrations to newer infrastructure or database technology
- Configure replication, failover, monitoring and recovery procedures
- Document undocumented schemas, interfaces and deployment routines
Munich delivery context
In Munich, Informix expertise can support manufacturers, distributors, transport businesses and other organizations with established operational systems. Some assignments benefit from on-site workshops around production or warehouse processes, while monitoring, tuning and documentation can often be handled remotely. Clear German and English communication may both be relevant when teams and suppliers are international.
What quality looks like
A capable professional starts with workload evidence rather than changing settings by guesswork. They can explain schema dependencies, measure query behavior, test recovery procedures and make changes that protect uptime. Look for experience with the specific Informix release, operating environment and application stack involved, plus a practical plan for knowledge transfer.
Frequently asked questions
Key details about IBM Informix, drawn from the questions we get asked most.
IBM Informix is used for transactional business systems such as retail sales, inventory, manufacturing, logistics and operational reporting. It is valued where applications need dependable performance, a compact database footprint and continuous availability.
Informix is often chosen for established operational applications, embedded deployments and environments where low administration overhead matters. PostgreSQL and Microsoft SQL Server may offer broader ecosystems or stronger fit for new workloads, so the right choice depends on application compatibility, migration risk, operating environment and internal skills.
A strong IBM Informix specialist usually brings SQL tuning, Linux or Unix operations, backup and recovery, replication, monitoring and security knowledge. Experience with Java, .NET, JDBC, ODBC, ERP integrations or data migration can be just as important as database expertise.
The required depth depends on the assignment. A schema review may need a focused database specialist, while a migration or production incident calls for someone who understands Informix, the host operating system, application dependencies and recovery procedures in detail.
Informix work such as query analysis, monitoring, documentation and controlled configuration changes can often be done remotely. On-site collaboration may be useful for factory, warehouse or point-of-sale systems, especially when access controls, operational processes or local teams must be reviewed.
Ask which Informix releases, operating systems and application stacks the professional has supported. Request examples of performance investigations, recovery testing, replication work or modernization projects, and discuss how they will document changes and transfer knowledge.
A capable IBM Informix professional reviews workload patterns, schema design, query plans, indexing, storage, locking, logs, backups and recovery tests. They establish a baseline, use evidence from monitoring and explain the operational impact of each recommendation.
IBM Informix remains relevant when it supports stable, business-critical applications and replacement would introduce unnecessary risk. A specialist can help maintain the current environment, improve observability, connect it to modern services or prepare a controlled migration when the business case is clear.
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 734 € 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 67% hold at least a Master's degree.
On average, freelancers in Munich, Germany who have used IBM Informix in their recent projects have 31 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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Philipp Thomaschewski
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