SOAP Experts in Frankfurt
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Meet FRATCH Experts in Frankfurt, who have recently used SOAP
Mario Pucko
Last position:
Senior IT Project Manager / Program Lead – Network Strategy 2030 at ALDB GmbH
- Holistic responsibility for modernizing and expanding federal networks and upgrading critical data center and telecom infrastructure in the high-security agency environment of BDBOS
- Planning and management of the expansion of national BOS network infrastructure in the VS-NfD/KRITIS environment with technical decision authority at the architecture and component level (Cisco, Layer 2/3, WAN redundancy)
- Planning, tendering (EVB-IT/UVgO) and oversight of the upgrade of security-critical telecom infrastructure for emergency call 110/112 (ACD)
- Capacity planning, rack integration, structured cabling, power supply, cooling concept (CRAC/In-Row) and DCIM monitoring for data center expansion
- Building the IT department from scratch: structures, governance, processes, team recruiting, vendor selection and long-term IT strategy
- Planning and managing infrastructure and application migrations: migration strategies, batch planning, hypercare stabilization and rollback concepts
- Creating vendor-neutral specifications (telecom systems, signature solutions) according to EVB-IT and UVgO; contract award and vendor management
- Setting up a secure IT environment according to BSI basic protection, ISO 27001 and VS-NfD; developing IT security concepts and CMDB analyses
- Hands-on program leadership: decision papers for management and steering committees, risk management, reporting and change request control
Tan Pham
Last position:
DevOps Engineer in the DevOps Team at Rise-World
- Implementation of specified DevOps solutions to automate infrastructure (Terraform, Bicep, CloudFormation, Ansible) on-premises datacenter (Ovirt, Proxmox, Ceph Cluster, MinIO) and private cloud.
- Administration, configuration and implementation of CI/CD DevOps pipelines (GitLab, GitFlow) to support development process (Artifactory, Prometheus, Istio, service mesh, Helm Chart, OpenShift (Red Hat Enterprise) / Kubernetes cluster), Red Hat Satellite.
- Administration, setup, monitoring and patching of Linux infrastructure based on Red Hat Enterprise for Dev, Test and QA.
- Use of Scrum and Kanban methods.
- Administration, configuration and implementation of security standards for deploying on Dev, Test, QA and Prod stages of the new ePA applications.
- Development of new plugins and add-ons needed on current infrastructure.
- Database support.
- Data analytics support (Python, Spark, Pandas, Power BI, Splunk Enterprise).
- Implementation of best practices for DevSecOps and BizDevOps using GitOps (ArgoCD), Streamlit framework, Semaphore Ansible UI.
- Configuration and testing of iperf, uperf, sysbench using benchmark-operator for external source data and IoT/MDM devices, creating reports via ELK / OpenSearch.
- Building a new Databricks platform to collect and analyze big data from different sources and IoT devices into Hadoop framework (Python, Pandas, PySpark, Power BI, Apache Airflow).
- Building backend data aggregation and processing to automate configuration deployment between different OpenShift clusters and big data framework (Python, Pandas, PySpark, Apache Spark, PostgreSQL, Django 2, Ansible Automation, Jira JSM).
- Building a new ML pipeline platform using Kubeflow, TensorFlow, KServe.
- Data extraction, transformation and loading from different data sources including structured and unstructured data to analytic DWH / big data cluster using Python, Pandas, Polars, Power BI, Django backend and PostgreSQL.
- Setup of new DevOps Test and QA HashiCorp Vault cluster for PKI and IAM.
- Configuration and testing of automated patching based on CVSS score, SIEM-integrated CVEs.
- Use of Nexpose and InsightVM to scan vulnerability events in network, host, container and application.
- Design and implementation of secure and scalable AWS architectures including VPC, EC2, S3, RDS and Route53 and similar setups on Azure and GCP.
- Automated system provisioning and deployment using CloudFormation templates.
- Configuration of IAM roles, policies and permissions to ensure secure access control.
- Patch management, backup automation and disaster recovery setup on AWS infrastructure.
- Monitoring and optimization of system performance using AWS CloudWatch and AWS Trusted Advisor.
- Support of VMware services (vSphere, Aria, Horizon) and the virtual desktop environment.
- Development and maintenance of CI/CD pipelines using Jenkins, GitLab CI/CD and AWS CodePipeline with interface to Nutanix.
- Configuration of AWS CloudWatch to monitor application performance and system events.
- Planning and execution of migration of on-premises applications to AWS cloud platforms.
- Deployment of containerized applications using Docker and Kubernetes in AWS environments.
- Deployment of internal software packages between availability zones using AWS CodeDeploy.
- Building and deploying ML models using Scikit-learn, XGBoost and Spark MLlib including hyperparameter tuning, model evaluation and production deployment.
Johannes Euteneier
Last position:
Freelance Software Consultant at S|R Software GmbH & Co. KG
- Provided consulting for modernizing legacy applications
- Delivered critical features under tight deadlines for backend and frontend
- Technologies: C#, .NET, WPF, WCF, REST, Angular, MS SQL Server
Svyetoslav Pidgornyy
Last position:
CTO at Skar Audio
- Main developer in an online retail company
- Built an online shop using the Next.JS React framework
- Integrated the site with dozens of third-party apps using REST and GraphQL APIs
- Built a backend for order management, warehouse management (with iPhone app), and supply management
- Automated invoicing and finances with QuickBooks
Werner Keil
Last position:
Test Coordinator, Designer and Engineer at IBM
- Testing the SekIDP and related components
- Test design, execution and automation, microservices, GitHub Enterprise, Eclipse, Katalon Test Platform, API Testing, Confluence 8, JIRA/Xray, Draw.io, Swagger/OpenAPI, Postman, Docker, Kubernetes, Podman, PuTTY, E-Health, Telematik, Gematik standards, EPA, E-Rezept, sektoraler IDP, encryption, XaDES, PaDES, DICOM, HL7, FHIR, IHE, ICD, SSO, SAML/Shibboleth, OAuth, smartcards, JWT, two factor authentication Android and iOS, Wireshark, BrowserStack, Cypress, gRPC, REST, SOAP, WS-Security, Linux Shell, PowerShell, SSH/SSL, Java, Kotlin, Cordova, Gradle, Groovy, Python, TypeScript
Suneel Durgavajhala
Last position:
SAP Consultant & Developer at KS KeySolutions GmbH
- ABAP developments for rku.it GmbH, Agena GmbH, Koenig & Bauer AG, Salzgitter AG, duagon AG
- Redesigned material configuration data mass maintenance Fiori app for Siemens AG Engineering to resolve system resource issues
- Conducted S4Hana ABAP code remediation, ATC checks, and implemented ABAP parallel processing for Voestalpine AG
Jörn Bottenhorn
Last position:
Project Management and PMO at TANKKARTEN | PAYMENT
- Close collaboration with development teams to ensure alignment with project goals
- Assessment of in-scope assets, requirements definition and support of the public tender process up to vendor selection
- Creation and maintenance of UML sequence diagrams to document system interactions
- Intensive use of Agile/Scrum methodology and the Spotify model
- Development and implementation of cutover and rehearsal plans together with the application managers
Krunal Patel
Last position:
Technical Project Manager at Moon Technolabs Pvt. Ltd.
- Manage end-to-end delivery of software projects across healthcare, gaming, and communication domains.
- Serve as Project Manager, Product Owner, and Scrum Master for multiple Agile teams.
- Oversee scope definition, sprint execution, and delivery tracking using Jira and Confluence.
- Design technical architectures and API strategies integrating Twilio, CRMs, and VoIP systems.
- Lead AI/ML projects implementing recommendation engines and automation workflows.
- Support pre-sales with effort estimation, technical documentation, and proposal reviews.
Lutz Haake
Last position:
Developer for Oracle Forms, PL/SQL, Java at AIG Europe S.A.
- Development and implementation of backend components with PL/SQL and Oracle Forms 12c. Adaptation and further development of the policy administration system. Technical consulting in UI design with a focus on integrating existing Oracle Forms and the requirements of the BIPRO framework.
- The project takes place in the technical environment of BIPRO, SQL databases and Oracle Forms applications. The assigned work includes backend development and technical further development in the above project with the following tasks:
- Development and implementation of backend components with PL/SQL and Oracle Forms 12c to technically map the business processes and ensure a stable and efficient system architecture
- Adaptation and further development of the policy administration system to ensure system functionality in line with the requirements of the new broker communication program
- Analysis of the existing system to identify and avoid errors and technical problems during implementation, in order to enable a smooth transition to the new system
- Carrying out patching and further development of existing Oracle and Oracle Forms applications to ensure compatibility and security of the systems in use
- Technical consulting in UI design with a focus on integrating existing Oracle Forms and the requirements of the BIPRO framework.
Label: PL/SQL, Java, Oracle RDBMS and Oracle Forms
Mahesh Simha
Last position:
Azure Solution Architect at Automotive industry
Implementation of complex Azure resources using Terraform IaC and Azure DevSecOps pipelines with network security and zero-trust governance policies
Optimization of the existing network design, firewall and database migration
Implementation of governance and network policies as Policy as Code (PaC)
Establishment of company-wide Azure connectivity using Azure VPN as an IPSec tunnel
Implementation of hybrid on-premises multi-cloud connectivity (GCP, Azure) using Terraform
Development of Azure Functions for scheduled cron jobs and Service Bus message queuing with topics
Optimization of messaging with Service Bus premium features and IP whitelisting
Stakeholder management, customer communication and creation of Architectural Decision Records (ADR)
Responsible for cost-efficient quick wins in Azure and on-premises systems
Ralf Köster
Last position:
Senior Java Developer, Consultant at Dataport AÖR
- Maintenance and further development of the Java/Swing-based @rtus FormsEditor
- Design and development of a graphical formula editor based on Google Blockly to map a project-specific DSL, including parsing and code generation
- Implementation of pixel-perfect synchronization between editor and print preview to improve user experience
- Technologies: Java 17/21, Swing, JavaFX, JBoss/Wildfly, JUnit, Mockito, Blockly, JPedal, ICEPDF, Eclipse
Delly Fofie
Last position:
Dad of 2 daughters at Family
Simon Schilling
Last position:
Home Charging Portfolio Project Manager at OEM
- Developing a strategy for the home charging portfolio of a leading German vehicle manufacturer
- Determining requirements for the charging infrastructure
- Deriving product recommendations for the components
- Developing an offering strategy for future charging equipment
- Aligning product requirements with the manufacturer's brands
- Designing supplier sourcing and selection
David Rihm
Last position:
Lead Developer/Technical Architect
- Design, extension, and implementation of interfaces (REST, GraphQL, Kafka)
- Architecture and implementation of cloud-native microservices on Azure Kubernetes Service
- Domain-Driven Design, Event-Driven Architecture with Kafka
- Development of an extensive query engine for REST endpoints based on business objects
- Design and implementation of master data classification using machine learning algorithms (Weka library, Spotify Voyager)
- Analysis and evaluation of complex load test scenarios and derivation of optimizations
- Increase in system resilience (Kafka error handling, circuit breaker, sidecar service mesh in Go)
- Integration with CIAM systems (asynchronous real-time synchronization and definition of data ownership, authorization, authentication)
- Connection to Azure ServiceBus (AMQP protocol)
- Design and implementation of complex authorization concepts (including delegated administration)
- Documentation of the results (Confluence, architecture descriptions, architecture decisions)
Andreas Cho
Last position:
Agile Tester at EWE AG
- Test management/coordination and defect management for the decentralized feed-in process (Meter2Cash process)
- Test planning and creation of test cases, test execution, and test plans
- Defect pre-analysis and dispatch
Discover over 15,000 top freelancers
Statistics of experts using SOAP
Aggregated from the professional profiles of matched freelancers.
Experience
22 years (Germany: 20 years)
Position duration
2.6 years (Germany: 2.9 years)
Positions per freelancer
16 (Germany: 14)
Top business areas
Information Technology, Product Development, Project Management
Top industries
Information Technology, Transportation, Banking and Finance
Certification focus areas
Information Technology, Project Management, Product Development
Bachelor's degree or higher
85% (Germany: 93%)
Master's degree or higher
54%
Certifications per freelancer
3
Most common languages
German, English, Russian
Speak two or more languages
95%
Based on our profile pool as of 30 Aug 2026.
Daily rate distribution
The chart shows how the daily rates of freelancers in this technology in Frankfurt 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 Frankfurt using SOAP
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 30 Aug 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
About the technology
SOAP basics
SOAP, or Simple Object Access Protocol, is a standard for exchanging structured XML messages between systems. It is used where strict contracts, clear envelopes, and reliable interoperability matter. Many teams still rely on SOAP for enterprise services, payment flows, and older system integrations.
Common work
- Design and update SOAP operations and message structures
- Maintain WSDL, XSD, and endpoint contracts
- Integrate with ERP, CRM, and partner systems
- Troubleshoot XML, namespaces, and schema issues
- Support SOAP over HTTP, HTTPS, and related transport setups
Ecosystem
SOAP work usually sits close to WSDL, XSD, XML, and WS-* standards such as WS-Security and WS-Addressing. Strong specialists know how these parts fit together and how tools generate or consume service stubs. They also understand when to keep a contract stable and when to adapt it safely.
When teams need help
Companies bring in freelance expertise when a SOAP service must be extended without breaking old clients, when a partner integration fails, or when documentation is unclear. This is common in regulated environments and in large estates where XML services still connect key processes. In Frankfurt, that often means systems tied to finance, logistics, and enterprise back-office work.
What good specialists do
A strong specialist reads existing contracts first, tests requests and responses carefully, and spots mismatches in namespaces, data types, and security headers. They document changes clearly and keep backward compatibility in mind. They also work well with teams that still run mixed SOAP and REST landscapes.
Signals to look for
- Clear experience with WSDL-driven service design
- Practical knowledge of XML schema and validation
- Familiarity with SOAP faults and error handling
- Experience securing services with WS-Security
- Ability to support both legacy and modern integration paths
Frequently asked questions
The facts hiring teams ask for most often when it comes to SOAP.
SOAP is used to exchange structured XML messages between systems that need a strict contract. Companies use it for enterprise integrations, payment workflows, order processing, and partner-facing services. It is common where stability, validation, and clear service definitions matter more than lightweight payloads.
SOAP is more formal and contract-driven than REST. It relies on WSDL and XML schemas, while REST usually uses simpler resource-based APIs and often JSON. Teams choose SOAP when they need strong standards, built-in patterns for faults, and compatibility with older enterprise systems.
A SOAP specialist is worth bringing in when a service must be fixed, extended, or integrated without breaking existing clients. That is common when the original documentation is incomplete, the service uses WS-Security, or the endpoint has to work with older partner systems. Specialists also help when teams need a safe migration path toward newer interfaces.
A strong SOAP freelancer usually knows XML, XSD, WSDL, and the WS-* family. Familiarity with HTTP, authentication, certificate handling, and enterprise integration patterns is also useful. In many projects, basic Java, .NET, or middleware knowledge helps because SOAP often sits inside those stacks.
SOAP work can often be done remotely because most tasks involve contracts, message traces, and service tests. On-site time can help when teams need access to internal systems, network zones, or stakeholders who own old integrations. In Frankfurt, hybrid setups are common when enterprise systems and security rules are involved.
Look for someone who can explain the service contract clearly and show how they test requests, responses, and faults. A strong SOAP expert pays attention to namespaces, schema validation, and backward compatibility. Good documentation and careful change handling are also strong signs.
A capable SOAP specialist should be comfortable with WSDL, XML Schema, and the WS-Security layer when it is part of the service. Familiarity with SoapUI, Postman for inspection, and the platform’s service runtime is helpful. The exact stack depends on whether the service runs in Java, .NET, or an integration suite.
SOAP can still be the right choice when the project needs strict contracts, formal message validation, or compatibility with enterprise partners. It is less attractive for simple public APIs, where REST or GraphQL may be easier. For internal and partner integrations with established standards, it remains practical.
The average hourly rate of freelancers in Frankfurt, Germany who have used SOAP in their recent projects is 99 €, which corresponds to a daily rate of about 791 € based on an 8-hour working day.
Of the freelancers in Frankfurt, Germany who have used SOAP in their recent projects, 85% hold at least a Bachelor's degree and 54% hold at least a Master's degree.
On average, freelancers in Frankfurt, Germany who have used SOAP in their recent projects have 22 years of professional experience, with a single engagement typically lasting around 2.6 years.
The most common languages among freelancers in Frankfurt, Germany who have used SOAP in their recent projects are German (100%), English (95%), and Russian (16%).
The most common industries among freelancers in Frankfurt, Germany who have used SOAP in their recent projects are Information Technology (95%), Transportation (63%), and Banking and Finance (58%).
The most common business areas among freelancers in Frankfurt, Germany who have used SOAP in their recent projects are Information Technology (100%), Product Development (79%), and Project Management (63%).
Main locations of FRATCH Experts, who have recently used SOAP
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 
Stuttgart 
Dusseldorf 
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FRATCH CEO
