WSO2 Experts in Germany
matched with vetted, available freelancers in minutes using the power of AIHire experts who design API-led architectures, configure WSO2 API Manager and integrate identity services with WSO2 Identity Server. FRATCH connects you with precisely matched, vetted and available freelancers for complex integration work.
Meet FRATCH Experts in Germany, who have recently used WSO2
Kiriakos K.
Last position:
Tech Lead / Architect : OTTO API Platform at OTTO
Maturing their API practices on both a business and technology level. My role covers strategy, architecture, developer advocacy as well as hands-on software engineering, enabling both technical teams and business leadership to adopt and act on API-centric principles effectively. Coincidentally, we also establish GitOps, DX and platform best practices with this project.
Highlights:
- Aligning executives with the initiative by clarifying strategy, replacing misconceptions and myths with facts, clarifying the value of existing assets and enabling informed decision-making
- Formulating a way forward for API Lifecycle Management at OTTO
- Driving platform progress and fostering developer engagement by hands-on engineering work towards strategic goals
API Lifecycle Management, Team Topologies, Organizational Evolution, Regulatory, Platform Advocate, Developer Platform, Communities of Practice, Terraform, Kotlin, Kafka, Kong, WSO2, Apigee, Gravitee, Backstage, AsyncAPI, OpenAPI, API Design, AWS, React, Node.js, TypeScript, Redocly, reactive programming, CDC, Golang, Gin, GitOps, DX (developer experience), stakeholder management, roadmaps, workshops, discovery.
Waseem S.
Last position:
Solution Architect / Subject Matter Expert at FRMCS Device Manufacturer
Participation in the EU-funded MORANE-2 project to validate the Future Railway Mobile Communication System (FRMCS) in real-world use cases: preparation of the requirements specifications for TOBA and the associated test specifications.
Technologies: 5GS (Radio & Core), FRMCS, MCx (MCPTT, MCData, MCVideo), MC Gateway UE, MCx Priority/Security/QoS Management, ETCS, SIP, IMS
Markus B.
Last position:
Developer / DevOps, Consulting at A state authority in Baden-Württemberg / FSAS Technologies GmbH
Oracle Project Management and Automation
As part of the project, the operation of an Oracle infrastructure was automated by developing and enhancing Puppet modules and migrating existing Bash scripts to a standardized configuration management solution.
The aim of the project was to standardize and automate administrative processes, improve the maintainability of the Oracle platform, and increase the efficiency and traceability of infrastructure management through the use of Infrastructure as Code.
- Analysis and migration of existing Bash shell scripts to a Puppet-based automation solution
- Development and enhancement of Puppet modules for Oracle environments
- Automation of installation, configuration and operational processes using Infrastructure as Code
- Standardization and optimization of configuration management for Oracle systems
- Creation and maintenance of technical and operational documentation
- Planning, coordination and professional support during project implementation
- Operation and automation of Oracle systems on x86-based Linux server platforms
- Testing and quality assurance of the developed Puppet modules
- Analysis and resolution of technical errors as part of the automation and migration
- Close coordination with specialist departments and infrastructure teams to implement automation requirements
Technologies used: Puppet 7/8, SLES 15, Oracle 19, Oracle Grid, SVN, Windows Server, Confluence, VS Code, Ruby, Bash, Pass
Anupriya P.
Last position:
Senior Software Engineer at Telefonica Germany
(Maternity/Parental Leave: July 2023 – Aug 2024)
- Domain: Payment Domain | Client: Telefonica Germany
- Project: General Payment Service
The General Payment Service is responsible for processing of online payments via external payment service provider like Safer pay and PayPal
- Developed Design of Use (DOU) and interface contract documentation, ensuring clarity and compliance across system integrations
- Designed and delivered REST/SOAP web services with Spring Boot and Spring Data JPA, publishing Swagger contracts through WSO2 API Gateway to improve accessibility and governance.
- Spearheaded the on-premises to AWS Cloud migration, re-platforming from Oracle to PostgreSQL on AWS RDS and deploying services on EC2, improving scalability and cost efficiency.
- Containerized microservices using Docker and orchestrated deployments with Kubernetes, streamlining deployment pipelines and improving system reliability.
- Implemented proactive monitoring and logging via AWS CloudWatch and Kibana, ensuring stability and performance during cutover.
- Enhanced collaboration through code reviews and peer reviews, promoting maintainability and clean coding standards.
- Strengthened quality by writing comprehensive JUnit tests and preparing detailed test cases enabling early defect detection
- Delivered automated API testing with Ready API, Postman, and SOAPUI, and conducted performance testing with JMeter, ensuring reliability in high-transaction environments.
Timm H.
Last position:
Agile Coach & Project Manager at Telefónica Germany GmbH & Co OHG
- Coaching of project participants
- Project management for numerous content migration projects for Telefónica Germany's telecom brands
- Development and reporting of performance metrics
- Promoting collaboration between content managers and UX writers
- Running retrospectives and integrating agile elements
- Team size: 23 people
- Technical environment: Jira, Confluence, Miro, Teams, Adobe Experience Manager, Figma
Michael K.
Last position:
Atruvia AG
- Further development of framework components and services in the Enterprise Banking Control Platform (EGP Framework), a set of cross-cutting libraries and services for all bounded context scopes of the platform.
- Migration from Java 17 to Java 21 and from Spring Boot 3.2 to 3.4 in about 80 library and service repositories (updating Maven POMs, Dockerfiles, Jenkins pipelines, source code migration, test updates).
- Writing unit and integration tests with JUnit and JGiven.
- Performing and analyzing performance measurements with Dynatrace.
- Enhancing multi-stage CI/CD pipelines (unit tests, security analyses, Docker builds, Harbor deployments, ...).
- Tech stack used: Java (90%), Python (10%), Spring Boot, JPA/Hibernate, JGiven, OpenAPI, Camunda 7, Podman, OpenShift/Kubernetes, Oracle DB, SonarQube, Dynatrace, Jenkins, Harbor, Bitbucket, Jira, Confluence.
Discover over 15,000 top freelancers
Statistics of experts using WSO2
Aggregated from the professional profiles of matched freelancers.
Experience
18 years
Position duration
1.7 years
Positions per freelancer
15
Top business areas
Information Technology, Product Development, Project Management
Top industries
Information Technology, Banking and Finance, Government and Administration
Certification focus areas
Information Technology, Operations, Product Development
Bachelor's degree or higher
100%
Master's degree or higher
40%
Certifications per freelancer
6
Most common languages
German, English, Greek
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 WSO2
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.
WSO2 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%)
- Banking and Finance (50%)
- Government and Administration (50%)
- Retail (50%)
- Telecommunication (50%)
- Aerospace and Defense (33%)
- Automotive (33%)
- Healthcare (33%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
Integration platform
WSO2 is an open-source technology portfolio for connecting applications, data and services. Its products support API management, enterprise integration, identity and access management, and event-driven integration. Companies use WSO2 to expose internal capabilities securely and coordinate systems across cloud, on-premises and hybrid environments.
API management
WSO2 API Manager covers the API lifecycle from design and publication to security, subscription and analytics. Specialists configure API gateways, developer portals, throttling policies, mediation flows and versioning. They also help teams establish governance so APIs remain discoverable, controlled and reliable as more consumers use them.
- Define API products and subscription models
- Secure APIs with OAuth 2.0, OpenID Connect and mutual TLS
- Configure gateways, policies and developer portals
- Monitor traffic, errors and consumer activity
Integration ecosystem
WSO2 Micro Integrator, formerly associated with Enterprise Integrator, handles message routing, transformation and orchestration. The ecosystem includes Synapse-based mediation, connectors for common enterprise systems, service endpoints and integration flows. Strong specialists also work with REST, SOAP, messaging, JSON, XML and containerized deployments.
Identity and access
WSO2 Identity Server provides single sign-on, federation, user lifecycle management and adaptive authentication. Professionals connect it with LDAP, Active Directory, databases and external identity providers. They apply OAuth 2.0, OpenID Connect, SAML and SCIM according to the access model, compliance needs and application landscape.
When to hire
Companies bring in freelance WSO2 specialists during platform migrations, API modernization, integration programs and identity projects. They can assess an existing deployment, repair unstable mediation flows, prepare upgrades, automate delivery pipelines or document an architecture for internal teams. In Germany, remote delivery often works well when access, environments and decision paths are clearly organized; on-site workshops can help with complex stakeholder alignment.
- Replace point-to-point integrations with governed APIs
- Move legacy services toward cloud or hybrid infrastructure
- Stabilize production gateways and integration runtimes
- Establish release, testing and operational standards
What strong experts bring
A capable WSO2 professional combines product knowledge with practical integration judgment. They can trace failures across APIs, gateways, identity providers and downstream systems rather than treating each component in isolation. Look for clear architecture decisions, secure configuration, repeatable deployment, useful monitoring and documentation that another team can operate. Experience with Java, Maven, Git, Docker, Kubernetes, CI/CD and observability is often valuable alongside WSO2 expertise.
Frequently asked questions
Questions about WSO2? Start with the answers below.
WSO2 is used to manage APIs, connect enterprise applications and operate identity services. Its portfolio supports API publication, gateway security, message mediation, single sign-on and access governance across hybrid environments.
The main choices are WSO2 API Manager for API lifecycle and gateway management, WSO2 Micro Integrator for mediation and orchestration, and WSO2 Identity Server for authentication and federation. A specialist should first map the required capabilities to the existing application and infrastructure landscape.
WSO2 offers a broad open-source-oriented portfolio spanning API management, integration and identity. MuleSoft is often evaluated for its Anypoint ecosystem, Kong for gateway-focused deployments, and Azure API Management for close alignment with Microsoft cloud services. The right choice depends on operating model, existing skills, integration depth and control requirements.
A strong WSO2 freelancer usually understands Java, REST, SOAP, XML, JSON, OAuth 2.0, OpenID Connect and SAML. Kubernetes, Docker, CI/CD, messaging systems, LDAP and observability are also useful when the work includes production operations or hybrid deployment.
The needed depth depends on the scope. A small API policy change may need focused product knowledge, while a migration or identity rollout calls for someone who can design environments, secure integrations, automate releases and troubleshoot production behavior. Ask for evidence of comparable WSO2 deliverables rather than relying on a generic technology list.
WSO2 projects can often be delivered remotely when environments, credentials, documentation and escalation paths are available. On-site sessions may still help for architecture workshops, regulated access reviews or coordination across German-speaking business and technical teams.
Ask the WSO2 specialist to explain a real API, integration or identity design and the trade-offs behind it. Check whether they address security, failure handling, observability, versioning, deployment automation and operational ownership, not just initial configuration.
A WSO2 expert may deliver API specifications, gateway policies, mediation flows, connector configurations, identity-provider integrations and deployment pipelines. Useful final outputs also include architecture diagrams, runbooks, test coverage, monitoring guidance and handover documentation.
The average hourly rate of freelancers in Germany who have used WSO2 in their recent projects is 95 €, which corresponds to a daily rate of about 761 € based on an 8-hour working day.
Of the freelancers in Germany who have used WSO2 in their recent projects, 100% hold at least a Bachelor's degree and 40% hold at least a Master's degree.
On average, freelancers in Germany who have used WSO2 in their recent projects have 18 years of professional experience, with a single engagement typically lasting around 1.7 years.
The most common languages among freelancers in Germany who have used WSO2 in their recent projects are German (100%), English (100%), and Greek (17%).
The most common industries among freelancers in Germany who have used WSO2 in their recent projects are Information Technology (100%), Banking and Finance (50%), and Government and Administration (50%).
The most common business areas among freelancers in Germany who have used WSO2 in their recent projects are Information Technology (100%), Product Development (100%), and Project Management (100%).
Main locations of FRATCH Experts, who have recently used WSO2
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
