Espresso Experts in Germany
matched in minutes from over 15,000 CVsHire experts who create stable Android UI tests, connect Espresso with AndroidX Test and Kotlin, and integrate checks into CI pipelines. FRATCH matches you quickly and precisely with vetted, available freelancers.
Meet FRATCH Experts in Germany, who have recently used Espresso
Steven M.
Last position:
Freelance Trainer at TÜV Rheinland Akademie
- Practical seminar “Generative AI in Software Development”
- Mobile apps and cloud computing
- Internet of Things, smart home, and consumer healthcare
- The future of mobile communication
Ayhan G.
Last position:
Senior QA Engineer / Test Automation Engineer / SDET at Rewe digital
Consulting, designing, and implementing the software testing lifecycle for multiple Android apps and backends Introducing test automation with Appium, SpringBootTest, RestAssured Setting up and managing emulators Developing an E2E library, an integration library, a Testcontainers library, and other libraries Developing, implementing, and advising on CI strategies Building the test environment with Testcontainers and virtualization Developing and implementing test cases for integration tests and end-to-end tests Establishing a maintainable test architecture with low entry barriers to simplify the creation of automated tests Some tools and technologies used: JUnit, RestAssured, Testcontainers, Kubedock, Appium, Android emulator, Jira Xray, Mockito, WireMock, Spring Framework, Kotlin
Matthias E.
Last position:
Lead Android Developer at Star Finanz-Software Entwicklung und Vertriebs GmbH
- Further development of the Android app "StarMoney"
- Major XML to Compose redesigns
- Introduction of new technologies and architecture
- Implementation of instant bank transfer
- Development following the agile Scrum process
Martin G.
Last position:
SAP Test Data Management Consultant at Siemens AG
End-to-end quality assurance in a global S/4HANA transformation program.
Automated test data setup, evaluation of search and generation solutions, and PoC execution (K2View, EPI-USE).
Coordination between Siemens teams and external partners, and structured knowledge transfer to internal stakeholders.
Created a basis for PoC decisions and sped up tool selection.
Standardized test data provisioning and noticeably reduced lead times.
Established governance for test data processes (policies, roles, KPIs).
Sustainable know-how transfer: empowered internal teams to operate solutions on their own.
Methods & technologies: S/4HANA, SAP, K2View, EPI-USE, test data management, data masking, data provisioning, test strategy, test management, coaching & enablement, Azure DevOps, Microsoft Office 365, Gemini.
Umer D.
Last position:
Activation and Vocational Integration Program with Integrated Language Support at Berlitz
- Intensive language course with a focus on professional language content.
James C.
Last position:
Freelance Android Developer at Normalis
- Working on Telecommunication Apps on Android under NDA for the Military
- Participation in the development of backend services (Spring, Java)
- Android Development, Kotlin, Compose, REST, JSON, State-Machines, Android Studio, IP Communication, Cybersecurity, Agile
Yodgorbek K.
Last position:
Android Developer at Mein Artz
- Led the development of a doctor scheduling Android app, integrating Jetpack Compose and Kotlin Multiplatform, achieving a 30% performance improvement.
- Implemented complex UI components, ensuring 99.8% crash-free user sessions.
- Seamlessly integrated Compose UI with existing View-based components.
- Optimized API calls, reducing load times by 20%.
- Tech Stack: Kotlin, Jetpack Compose, KMM, MVVM, Koin, Firebase, Stripe API, Crashlytics
Md. Shah S.
Last position:
Android Engineer at ScrapBays Ltd.
- Built features using Jetpack Compose
- Improved location-based features with in-memory caching
- Developed Merchant-to-Merchant chat functionality from scratch
- Integrated FCM with deep links to enable contextual push notifications
- Performance tuning for Google Maps view using clustering for better performance in dense areas
Anicet N.
Last position:
Senior Test Specialist at RWE Supply & Trading
- Created a test strategy for manual testing and test automation
- Automated regression and end-to-end API test cases
- Performed functional testing on the Curvecraft portal
- Documented manual test procedures
- Planned and executed end-to-end and regression tests
- Test case design, test case creation, development of test scenarios
- Analyzed test results, logged defects, and retested fixes
- IT environment: Open API, C#, RestSharp, Azure, Azure DevOps, Visual Studio, NSwag, PostgreSQL, Azure Test Plan
Mathias V.
Last position:
Senior Android Developer / Freelancer at Adevinta
- Further development of the classifieds app
- Android
- Kotlin
- Coroutines
- Jetpack Compose
Discover over 15,000 top freelancers
Statistics of experts using Espresso
Aggregated from the professional profiles of matched freelancers.
Experience
14 years
Position duration
1.4 years
Positions per freelancer
13
Top business areas
Information Technology, Product Development, Quality Assurance
Top industries
Information Technology, Retail, Healthcare
Certification focus areas
Information Technology, Product Development, Quality Assurance
Bachelor's degree or higher
70%
Master's degree or higher
30%
Certifications per freelancer
2
Most common languages
German, English, French
Speak two or more languages
100%
Based on our profile pool as of 19 Sep 2026.
Daily rate distribution
The chart shows how the daily rates of freelancers in this technology in Germany 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 Germany using Espresso
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 19 Sep 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
Espresso 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%)
- Retail (60%)
- Healthcare (50%)
- Transportation (50%)
- Insurance (40%)
- Telecommunication (40%)
- Aerospace and Defense (30%)
- Automotive (30%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
Android UI testing
Espresso is an Android testing framework for validating app interfaces and user flows. It lets tests interact with visible views, check displayed content, and confirm that actions produce the expected result. Its synchronization model waits for the app to become idle, which helps reduce flaky timing issues in UI tests.
Core capabilities
Espresso is used for focused, readable tests inside Android projects. Strong implementations commonly cover:
- View matching, actions, and assertions
- Screen navigation and form validation
- RecyclerView, dialogs, menus, and asynchronous content
- Regression coverage for critical user journeys
Tests can run on emulators, physical devices, and automated build agents.
Android ecosystem
Espresso belongs to the AndroidX Test ecosystem and works closely with JUnit, Kotlin, Gradle, and Android Studio. Specialists often combine it with ActivityScenario, Intents, Idling Resources, and test rules for lifecycle and background-work control. Depending on the product, Espresso may sit alongside UI Automator, Compose testing APIs, MockWebServer, or a broader device test strategy.
When to bring in expertise
Companies usually need freelance expertise when an Android test suite is slow, fragile, or difficult to extend. Useful signals include:
- Repeated failures caused by timing or state
- Missing coverage for key purchase, login, or account flows
- A migration from legacy support libraries to AndroidX
- CI runs that behave differently from local tests
In Germany, remote collaboration is common, while teams with hardware labs or release-critical apps may also need on-site sessions.
Project deliverables
An Espresso specialist can review the existing test architecture, define stable test boundaries, and add coverage for high-risk journeys. Typical deliverables include maintainable test classes, reusable matchers and actions, test data utilities, device configurations, and CI integration. They can also document conventions so product teams can extend coverage without copying brittle setup code.
Strong specialists
Strong professionals understand Android lifecycle behavior, concurrency, permissions, network boundaries, and accessibility semantics rather than merely recording screen interactions. They isolate dependencies, control test data, and explain why a test fails. Look for clear examples of reducing flakiness, thoughtful handling of asynchronous work, and practical communication across remote or on-site teams in Germany.
Frequently asked questions
Key details about Espresso, drawn from the questions we get asked most.
Espresso is used to test Android user interfaces and interactions inside an app. It can verify views, navigation, input, dialogs, lists, and other user journeys while coordinating with the app's main thread.
Espresso is designed mainly for testing views within the application under test, so it offers precise control and useful synchronization. UI Automator is better suited to interactions across apps or with system UI, and many Android test strategies use both.
A strong Espresso specialist usually works with Kotlin or Java, JUnit, Gradle, AndroidX Test, and Android Studio. Experience with CI pipelines, mocking, API test doubles, device management, and Jetpack Compose testing is also valuable.
The required depth depends on the app's size, test debt, and release risk. For a focused flow, a specialist needs a clear understanding of Android testing patterns; a large migration or unstable suite calls for proven experience with architecture, asynchronous work, and CI diagnostics.
Espresso work is usually well suited to remote collaboration because code, emulators, test reports, and CI logs can be shared online. On-site work may still help when a project depends on physical devices, private hardware labs, or close release-room coordination.
Ask for examples showing stable tests, clear failure diagnosis, and coverage of meaningful user behavior rather than only high test volume. A capable specialist explains synchronization choices, isolates external dependencies, and leaves a suite that other Android professionals can maintain.
Espresso remains useful for traditional Android views and parts of mixed interfaces, while Jetpack Compose has dedicated testing APIs. The right approach depends on the UI technology, and a specialist should know how to coordinate Compose tests with AndroidX Test and broader app flows.
Common causes include uncontrolled background work, shared state, unstable test data, animations, and tests that assume a fixed timing. Espresso can synchronize with many main-thread operations, but custom asynchronous work may require Idling Resources or a better test boundary.
The average hourly rate of freelancers in Germany who have used Espresso in their recent projects is 81 €, which corresponds to a daily rate of about 650 € based on an 8-hour working day.
Of the freelancers in Germany who have used Espresso in their recent projects, 70% hold at least a Bachelor's degree and 30% hold at least a Master's degree.
On average, freelancers in Germany who have used Espresso in their recent projects have 14 years of professional experience, with a single engagement typically lasting around 1.4 years.
The most common languages among freelancers in Germany who have used Espresso in their recent projects are German (100%), English (90%), and French (20%).
The most common industries among freelancers in Germany who have used Espresso in their recent projects are Information Technology (100%), Retail (60%), and Healthcare (50%).
The most common business areas among freelancers in Germany who have used Espresso in their recent projects are Information Technology (100%), Product Development (100%), and Quality Assurance (70%).
Main locations of FRATCH Experts, who have recently used Espresso
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
Get in touch with the FRATCH team and we will get back to you within 4 hours.
Would you rather directly get in touch?
We always have the time for a call or email!
Philipp Thomaschewski
FRATCH CEO
