SOAP Experts in Stuttgart
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Meet FRATCH Experts in Stuttgart, who have recently used SOAP
Carlos M.
Last position:
Implementation in Pimcore/Shopware
- Consulting, design, analysis, software architecture and development
- Design, development and implementation of a Pimcore environment and connection of several external API systems in a Kubernetes environment, as well as various PIM and ERP systems
- Technologies: Unix environment, design, Symfony development, design, PHP 8+, software architecture, MySQL/SQL, Shell Script, Git Dev Ops tasks, AI coding assistance, Pimcore 12, Shopware 6
- Team size: >10 people
Will O.
Last position:
Solution Architect at Polizei Behörde Stuttgart
Designed a migration strategy for WLS applications to BKA Cloud and Stack IT
Created a hybrid cloud for internal testing and development with Kubernetes
Transformed the IT landscape from an outdated monolithic architecture to a cloud-based architecture
Integrated new CI/CD processes using Azure Pipelines
Quadrupled the processing throughput for personnel security checks
Migrated personnel security screening applications to Docker-based applications
Implemented CI/deployment pipelines using Azure DevOps
Environment: Java Springboot, Kubernetes, Oracle Weblogic, OpenID, Camunda, JUnit, TOGAF
Artyom N.
Last position:
AI Automation Engineer & Solution Architect at Technology Research Project
Designed and developed an AI-powered automation platform using n8n to analyze social media niches, identify target audiences, and automate marketing strategy generation. The solution combined AI agents, workflow orchestration, and data analysis to automate research processes and generate data-driven insights.
- Designed and implemented complex automation workflows using n8n
- Developed AI-powered analysis agents for market and audience research
- Integrated multiple APIs and AI services into automated workflows
- Built automated market, competitor, and target audience analysis pipelines
- Leveraged Large Language Models (LLMs) for information summarization, classification, and prioritization
- Containerized and deployed the platform using Docker
Technologies: n8n, AI Agents, OpenAI APIs, Prompt Engineering, LLMs, Docker, Linux, REST APIs, Webhooks
Lothar H.
Last position:
Solution Manager for the investigation PoC and exchange and refinement of an existing cloud and IoT power plant control system at Shell AG and NEXT Kraftwerke GmbH
- Investigation PoC and exchange and refinement of an existing cloud and IoT power plant control solution for certificate management of renewable energy power plants (solar, wind, biomass and others) of the largest European renewable energy power plant operator in this field, including investigation of the IoT devices used in the field and their integration and network connection with the aim of automated PKI key management.
- Messaging with Kubernetes for large API-connected enterprise applications
- Risk and Attack Vector Analysis, Software Quality & Bug Assessments
- Agile Workload Scheduling via Jira & ConJluence
- Evaluation of message streams Pub/Sub for MQ and KaJka.
- Various tests with “best design approaches” regarding resilience patterns such as Circuit Breaker Designs, Throughput Measurement and Monitoring, Bulkhead Governors - for robust EA design
- Integration of API Management with IBMs API Connect to Kubernetes - for agnostic Microservices API Management Designs. Google Apigee
- Solution Health Check Approaches for Load Burst Situations + Remedy
- Research and investigation of available potential subcontractors in the coordinating role as Solution Manager. CIS20 Controls.
- Dread and Stride Security Assessments.
Emmanuel L.
Last position:
Founder and sole developer
- Development of a SaaS platform for esports teams with roles, planning, statistics and billing
- Design and implementation of the architecture, external API integrations and operations
- Stack: Laravel 13, React 19, TypeScript, PostgreSQL, Redis and Stripe
Robin S.
Last position:
Senior Cloud & Backend Engineer at Media-Saturn-Holding GmbH
- Implementing applications with Kotlin and Ktor as microservices
- Using MongoDB in the MongoDB Atlas cloud
- Asynchronous communication of services via Google Pub/Sub
- Using Kotest and MockK for unit tests
- Developing an administration frontend with TypeScript, React and Express.js
- Provisioning environments in GCP using Terraform
- Implementing CI/CD processes with GitHub Actions
- Operating scalable production and test environments in GCP with Kubernetes, Helm and Flux CD
- Monitoring environments with Prometheus and Grafana
- Providing BI data in the Google BigQuery data warehouse
Achille C.
Last position:
Backend/Frontend Developer at ITZ-Bund
Development of a microservice application for calculating postings on accounts
Development of backend components with Java or JEE, Quarkus, Kafka, Rest API
Development of the test component with mocking frameworks (Mockito)
Development of integration test components
Creation of OpenAPI specification format
Configuration of CI/CD pipeline
Development of frontend components with React
Design, further development and optimization of system structures
Code review
Java Corretto 21, JEE, Quarkus, Golang
Reactive programming with Spring WebFlux, Project Reactor
Git, Azure DevOps for CI/CD pipeline, YAML, Json Swagger UI, Postman, Rest OpenAPI, Kafka Streams, Kafka Connect, Log4J
Microservices, Jira, Confluence, MySQL, Docker, Kubernetes (deployment via Helm charts)
Spring Security, OAuth 2, JWT, Sonarqube
IntelliJ, Maven, logging framework Splunk, Agile method Scrum, Nexus, Vaadin V24, build tool Vite
React, React.JS, Node.js, Jess/JavaScript, Tailwind CSS, Agile method Scrum, accessibility BITV, Playwright
Mangal M.
Last position:
Trainee Product Management at Digitale Leute Schule
- Remote learning with experts and 636 instructional units.
- Product management bootcamp teaching agile methods and software tools for modern product management in complex software projects.
- User experience (UX) · product management · Figma (software) · user-centered design · Scrum · agile project management · Jira · Confluence · product discovery · backlog management · user experience design (UED) · prototyping · lean thinking · product roadmapping · user stories · Miro collaboration platform · application monitoring tools · performance metrics · lean product management · product design kickoff indicators (KPI) & tracking events · product strategy · business modeling · product vision & goals · product discovery.
Zouhair H.
Last position:
SAP S/4 HANA Developer at BGZ Essen
- Explorer phase: document preparations for development
- Getting started with the BTP documentation
- Documentation of WRICEFs
- Programming guidelines with consideration of Clean Core
- Analysis of customer programs to be migrated
- ABAP call monitoring (SCMON, SUSG)
- Creation of concept documents for the project
Erol T.
Last position:
Continental AG
- Analyze and fix data flows between PMD and SAP HR/S4 systems using SAP PI/PO and ABAP, especially in the HR area.
- Provide integration services by developing, customizing, and troubleshooting issues in custom interfaces and processes.
- Participate in technical and functional discussions to align the HR system architecture and integration strategies.
- Ensure system stability and data accuracy by proactively identifying and resolving integration issues to contribute to ongoing project success.
- Transfer HR data via OData service to SuccessFactors ABAP-OO report: access LDAP user data alongside SAP user data and update the email address and Windows ID in SAP.
- S/4 HANA, ABAP/4, ABAP-Object, S/4 HR, FI, SoapUI, Postman, REST API, JSON.
Elvir B.
Last position:
Software Architect and Software Developer at Noctica IT GmbH
- NocTime time tracking, workshop planner, meal delivery service app
- LLM-based chat bot to control the NocTime time tracking system via voice input
- New and further development of customer solutions based on the Noctica SAS app framework
- Technologies: Java 17, Spring Boot, JPA, Hibernate, JavaScript, TypeScript, Angular 20, Angular Material, React, C#, Docker, Bash, Git, GitLab, RedMine, SQL, DBeaver, MariaDB, PostgreSQL, Python, TensorFlow, Ollama, various LLMs
Discover over 15,000 top freelancers
Statistics of experts using SOAP
Aggregated from the professional profiles of matched freelancers.
Experience
16 years (Germany: 20 years)
Position duration
1.4 years (Germany: 3 years)
Positions per freelancer
16 (Germany: 14)
Top business areas
Information Technology, Product Development, Business Intelligence
Top industries
Information Technology, Automotive, Banking and Finance
Certification focus areas
Information Technology, Project Management, Product Development
Bachelor's degree or higher
89% (Germany: 93%)
Master's degree or higher
56% (Germany: 55%)
Certifications per freelancer
1 (Germany: 3)
Most common languages
German, English, French
Speak two or more languages
100% (Germany: 96%)
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 Stuttgart 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 Stuttgart 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 29 Oct 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
SOAP 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%)
- Automotive (64%)
- Banking and Finance (64%)
- Manufacturing (55%)
- Government and Administration (55%)
- Retail (55%)
- Insurance (45%)
- Professional Services (45%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
Enterprise Web Services and Protocol Foundations
SOAP, originally defined as the Simple Object Access Protocol, remains an essential XML-based messaging standard for enterprise integration. It relies on strict schema definitions and explicit remote procedure calls to exchange structured data between distributed business systems.
The SOAP Tooling and XML Ecosystem
Working with this protocol requires deep command of adjacent data standards and runtime frameworks across major tech stacks.
- Web Services Description Language files defining contracts
- XML Schema Definition validation and payload serialization
- WS-Security standards for digital signatures and encryption
- Enterprise frameworks including Apache CXF, Spring WS, and JAX-WS
- Testing platforms such as SoapUI and Postman
Integration Scenarios in Stuttgart
Organizations in the Stuttgart industrial corridor rely heavily on XML web services across manufacturing execution systems, automotive supply chains, and banking backends. High-security environments often mandate rigorous message verification and guaranteed delivery across complex enterprise service bus deployments.
Technical Responsibilities and Scope of Work
Specialists handle contract-first service authoring, envelope debugging, and payload transformation. They configure WS-Addressing, manage transport bindings over HTTP or JMS, and build intermediary gateways that bridge traditional enterprise software with newer cloud components.
Why Companies Bring in External Expertise
Many organizations modernizing core platforms face a lack of in-house knowledge for legacy XML protocols. Engaging external professionals helps teams maintain high availability for existing enterprise services while systematically migrating business logic toward contemporary architectures without service disruption.
Qualities of Leading Protocol Specialists
Senior professionals excel at diagnosing XML parsing overhead, resolving namespace conflicts, and enforcing strict message validation rules. They combine deep network security knowledge with enterprise integration patterns, ensuring dependable data exchanges across distributed corporate infrastructures.
Frequently asked questions
Not sure where to start with SOAP? These answers cover the essentials.
A qualified professional excels at contract-first development using SOAP and WSDL, managing XML schemas, and troubleshooting message envelopes. They must also have deep knowledge of transport protocols, message routing, and WS-Policy implementations.
Organizations select SOAP web services when formal contracts, strict typing, and comprehensive security standards like WS-Security are mandatory. This is frequent in telematics, automotive supply chains, and financial transactions where precision and enterprise compliance outweigh lightweight convenience.
Specialists working with the Simple Object Access Protocol usually demonstrate fluency in enterprise platforms such as Java or .NET, utilizing libraries like Apache CXF, Metro, or WCF. They also rely on SoapUI for automated contract validation and mock testing.
Yes, many engagements focus on decoupling monolithic systems by wrapping legacy SOAP endpoints in lightweight APIs. Specialists design adapter layers and API gateways that allow modern frontends to interact seamlessly with underlying enterprise backends.
Senior professionals are generally necessary because SOAP is embedded inside complex, long-running corporate systems. Diagnosing XML serialization errors, namespace clashes, and security handshake failures requires years of hands-on distributed systems experience.
Most development, schema modeling, and integration testing can be conducted remotely. However, enterprises in Stuttgart operating within restricted manufacturing or banking networks may require occasional on-site presence for initial onboarding, secure environment setup, and final acceptance testing.
While technical documentation for SOAP APIs is universally written in English, enterprise teams in the Stuttgart region often appreciate German fluency. Clear bilingual communication ensures smooth cross-departmental coordination with legacy systems administrators and project stakeholders.
Review their track record in drafting clear WSDL contracts and managing resilient SOAP service lifecycles. Strong specialists demonstrate clean exception handling via structured SOAP Faults, robust schema validation, and optimized XML processing performance.
The average hourly rate of freelancers in Stuttgart, Germany who have used SOAP 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 Stuttgart, Germany who have used SOAP in their recent projects, 89% hold at least a Bachelor's degree and 56% hold at least a Master's degree.
On average, freelancers in Stuttgart, Germany who have used SOAP in their recent projects have 16 years of professional experience, with a single engagement typically lasting around 1.4 years.
The most common languages among freelancers in Stuttgart, Germany who have used SOAP in their recent projects are German (100%), English (100%), and French (27%).
The most common industries among freelancers in Stuttgart, Germany who have used SOAP in their recent projects are Information Technology (100%), Automotive (64%), and Banking and Finance (64%).
The most common business areas among freelancers in Stuttgart, Germany who have used SOAP in their recent projects are Information Technology (100%), Product Development (82%), and Business Intelligence (55%).
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 
Frankfurt 
Dusseldorf 
Essen Countries:
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Philipp Thomaschewski
FRATCH CEO
