Swagger Experts in Switzerland
in minutes with vetted specialists and precise AI matching.Hire experts who design clear API contracts, maintain Swagger UI and Swagger Editor, and keep OpenAPI specs aligned with real services. Get fast, precise matching with vetted, available freelancers.
Meet FRATCH Experts in Switzerland, who have recently used Swagger
Urs Steger
Last position:
CargoMonitor App at MSR Electronics GmbH
MVP app for shock logger to monitor and analyze transport data via BLE as a Kotlin Multiplatform solution for Android and iOS.
Ulysse Brice Mbami
Last position:
Agile Quality Engineer & Quality Master at Die Mobiliar
- Test strategy design
- Continuous defect tracking and documentation
- Test case creation and execution for performance and end-to-end tests as well as mass tests
- Responsibility for all test activities in the team
- Requirements and documentation analysis
- Agile testing based on stories, epics and features
- Test management and coordination
- Use of SAFe (PI planning, PI preparation, sprints, daily meetings, Kanban board, retrospective, review)
- Use of GitHub, Tortoise, Atlassian JIRA, Confluence, MS Teams, Splunk, Swagger UI, Tosca, Rocket.Chat, Visual Studio Code, Oracle SQL Developer
- SAFe framework and project abroad
Yassin Ben Khalifa
Last position:
Senior Software Development Engineer in Test (SDET) at Schweizerweg Gmbh
- Designed and executed automated and manual test cases for REST APIs and UI workflows using Selenide, Selenium, and Postman.
- Developed and maintained Gatling-based performance tests for simulating user load and validating system responsiveness and stability under stress.
- Integrated test suites into CI/CD pipelines with Jenkins, enabling rapid and reliable delivery cycles.
- Employed Splunk, Grafana, and Prometheus to monitor logs, track metrics, and perform in-depth application performance monitoring (APM).
- Utilized Swagger for validating and documenting API contracts and ensuring consistency across environments.
- Created and managed isolated test environments using Docker, enabling reproducible and consistent test execution.
- Collaborated with cross-functional teams using Confluence, Jira, and Bitbucket for agile planning, documentation, and version control.
- Worked in a Java/Spring Boot tech stack, leveraging Maven for project build automation and IntelliJ IDEA for development and debugging.
Key Achievements:
- Built a reusable Selenide-based UI automation framework that reduced test creation time by over 50%.
- Automated end-to-end test scenarios for critical business workflows, increasing test coverage and release confidence.
- Designed a modular Gatling load testing framework, used for continuous performance benchmarking.
- Detected and resolved several critical production performance issues through proactive APM and stress testing.
Dariusz Kaczmarkiewicz
Last position:
Business System Analyst at Zurich Insurance
Participating in a strategic enterprise project to introduce a centralized customer data platform ("Single Source of Truth") to eliminate redundant data storage and accelerate digital services
Analyzing and documenting business and system requirements for migrating large, heterogeneous data sets (ETL) and for continuous data synchronization between core systems and the new platform
Close collaboration with business units, data engineers and architects to gather and validate requirements, and to ensure data quality, consistency and regulatory compliance
Defining the migration strategy, specifying ETL processes and synchronization mechanisms, and documenting technical interfaces
Developing and executing test cases for migration and synchronization processes, and performing defect analysis to ensure data integrity and system stability
Technologies: SQL, Microsoft SQL Server, Azure DevOps, Confluence, UML, RESTful Services, Swagger, Postman
Felix Schmidt
Last position:
Senior iOS Developer at Commerzbank AG
- The comdirect app for iOS offers an intuitive and user-friendly mobile banking app that allows users to manage their banking efficiently and securely.
- Central features: bank transfers, portfolio analysis, personalized financial manager to facilitate daily banking and financial planning.
- Users: over 1 million.
- Written in native Swift using UIKit and SwiftUI.
- App-wide MVVM and Coordinator design pattern.
- Partial reactive programming using Apple’s Combine framework or vendor RxSwift.
- API integrations and data structures with JSON.
- Documented clean code.
- Continuous integration with Git and Jenkins.
- High unit test coverage with XCTest.
- Agile project setup according to Scrum.
Christoph Janik
Last position:
Project management, Software engineering, Software architect, DevOps at Migros Genossenschafts Bund
- Greenfield project M-Zollmanager: Development of an internal platform to support users in booking requirement areas on line items in assessment notices.
- Greenfield project M-Deliveryplan: Development of an internal platform for planning and tracking deliveries in the international transport sector.
- Created functions to predict the estimated arrival time of container ships and goods from the port of loading to the port of destination, considering potential events.
- Developed the TrackAndTrace add-on for M-Deliveryplan to track and plan goods and containers.
- Built a generic AI chatbot for Migros app infrastructure, including ChatGPT integration and creating AI workflows with N8N.
- Developed AI assistants to automate repetitive tasks, such as creating release notes or processing Jira tasks based on N8N workflows.
- Further development and maintenance of the M-LFS, M-Vehicleaccess and M-Worklog apps.
- Used C#, Angular 18, DevOps practices, N8N, Kubernetes, Docker, Jira, Confluence and Azure.
- Ongoing project with continuous development of platforms and workflows.
Lluis Nieto Soler
Last position:
Federal Office for IT
- Developed an event tool for the Federal Department of Foreign Affairs ([link]
Discover over 15,000 top freelancers
Statistics of experts using Swagger
Aggregated from the professional profiles of matched freelancers.
Experience
16 years
Position duration
1.6 years
Positions per freelancer
13
Top business areas
Information Technology, Product Development, Quality Assurance
Top industries
Banking and Finance, Insurance, Information Technology
Certification focus areas
Information Technology, Product Development, Quality Assurance
Bachelor's degree or higher
100%
Master's degree or higher
20%
Certifications per freelancer
2
Most common languages
German, English, Spanish
Speak two or more languages
100%
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 Switzerland 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 Switzerland using Swagger
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
API contracts
Swagger is widely used to define and document REST APIs in a clear, machine-readable way. In practice, teams use it to agree on request and response shapes, version changes, and the API experience before or alongside implementation.
Common tools
- Swagger UI for interactive API docs
- Swagger Editor for writing and reviewing specs
- Swagger Codegen and OpenAPI-based generators
- OpenAPI documents for design-first work
Strong specialists know how these tools fit together and when to use the Swagger name versus the OpenAPI standard behind it.
What companies need
Companies bring in freelance experts when API documentation is outdated, integration teams need a shared source of truth, or a product needs public-facing developer docs. This is common in software products, banking, insurance, logistics, and internal platforms that expose services to partners.
Delivery work
A good specialist can turn rough endpoints into readable specs, clean up broken examples, and align docs with authentication, error handling, and versioning. They also support SDK generation, mock servers, and review workflows so product and engineering teams can move faster.
Strong profiles
- Clear OpenAPI modeling and naming
- Experience with REST and auth flows
- Care with examples, edge cases, and error responses
- Ability to work with backend and product teams
- Comfort improving legacy Swagger files
In Switzerland, this often needs smooth remote collaboration and solid English, with German or French sometimes useful for local teams and stakeholders.
Why it matters
Swagger work is not just documentation. It affects how fast teams can integrate, test, and support an API over time. The best professionals keep the spec close to reality and make sure it stays useful after launch.
Frequently asked questions
The facts hiring teams ask for most often when it comes to Swagger.
Swagger is used to describe, document, and test APIs, especially REST APIs. Teams use it to make endpoints, parameters, schemas, and error responses easy to understand for both specialists and consumers.
Swagger is the older name many people still use, while OpenAPI is the current specification name. In practice, teams often say Swagger when they mean the OpenAPI ecosystem, including Swagger UI and Swagger Editor.
A strong Swagger specialist also understands REST design, JSON schema, authentication, versioning, and clear error handling. It helps if they can work with backend services, API gateways, and documentation workflows.
A good Swagger specification is consistent, accurate, and easy to read. It should match the live API, include realistic examples, and cover edge cases instead of only the happy path.
A company usually brings in Swagger expertise when documentation has drifted from the code, integrations are slowing down, or a new API needs a clean start. It is also useful when a team needs help standardizing many services under one style.
Yes, Swagger can be added to older APIs as long as the endpoints and data shapes are known. A specialist can document what exists, highlight gaps, and help teams improve the contract step by step.
Swagger UI is for reading and trying an API through interactive documentation, while Swagger Editor is for writing and validating the spec. Many teams use both, plus generated clients or mock servers when needed.
Most Swagger work can be done remotely because it centers on specs, reviews, and documentation. On-site time can help when teams need workshops, cross-functional alignment, or fast decisions with product and engineering leads in Switzerland.
The average hourly rate of freelancers in Switzerland who have used Swagger in their recent projects is 116 €, which corresponds to a daily rate of about 927 € based on an 8-hour working day.
Of the freelancers in Switzerland who have used Swagger in their recent projects, 100% hold at least a Bachelor's degree and 20% hold at least a Master's degree.
On average, freelancers in Switzerland who have used Swagger in their recent projects have 16 years of professional experience, with a single engagement typically lasting around 1.6 years.
The most common languages among freelancers in Switzerland who have used Swagger in their recent projects are German (100%), English (100%), and Spanish (57%).
The most common industries among freelancers in Switzerland who have used Swagger in their recent projects are Banking and Finance (71%), Insurance (71%), and Information Technology (71%).
The most common business areas among freelancers in Switzerland who have used Swagger in their recent projects are Information Technology (100%), Product Development (86%), and Quality Assurance (86%).
Main locations of FRATCH Experts, who have recently used Swagger
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.
Countries:
Zurich Geneva Basel Bern Request a free demo
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Philipp Thomaschewski
FRATCH CEO
