Moq Experts in Germany
for reliable .NET testing, matched in minutes by AIHire experts who create maintainable unit tests, isolate .NET dependencies with test doubles, and integrate Moq into xUnit or NUnit test suites. FRATCH connects you with vetted, available freelancers through fast, precise AI matching.
Meet FRATCH Experts in Germany, who have recently used Moq
Wadim L.
Last position:
Fullstack Developer at dripwear.app
Development of an iOS app for virtual try-on and outfit suggestions
The goal of the project is to develop a mobile application for personalized, photorealistic outfit suggestions. Users should be able to upload their own photos, try on clothes virtually, and find products that can be bought directly in the generated suggestions.
- Planning and implementation of the onboarding and photo upload in the iOS app
- Development of the mobile application with Expo and React Native
- Implementation of a Hono/Node.js backend for user, product, and generation processes
- Building an asynchronous processing pipeline with BullMQ and Redis
- Connection of PostgreSQL/pgvector and S3 for product, image, and generation data
- Integration of Gemini and OpenAI for outfit generation and image processing
- Implementation of a credit system and integration of RevenueCat
- Integration of Stripe Connect and affiliate product feeds for products that can be bought directly
Label: TypeScript, React Native, Expo, Hono, Node.js, PostgreSQL/pgvector, BullMQ, Redis, S3, Gemini, OpenAI, RevenueCat, Stripe Connect, Docker
Udo B.
Last position:
Consultant and Project Manager at MEDEWO Group
- Packaging wholesaling
- Transformation project at the interface of procurement, supply chain and inventory management.
- Professional support for the implementation of Eazystock and development of procurement and replenishment logic for order quantities, service levels, reorder points, MOQ/MOV, inventory coverage and data quality.
- Design of the relocation of Swiss inventory to Adligenswil and Root, including option comparison, item prioritization and interface coordination between procurement, logistics, sales, product management and IT.
- Introduction of a total cost and working capital approach.
- Development of a prioritized roadmap for 117 supplier records and restructuring of supplier meeting preparation.
- Made the relocation plannable for the first time with a timeline, options, item priorities and responsibilities.
- Developed a roadmap for 117 supplier records; 73 records could be scheduled, while data gaps for 44 records were made transparent.
- Streamlined the supplier meeting preparation process from 2.5–3.0 to around 1.5 working days, with a potential time reduction of 40–50%.
- Supported inventory, working capital, warehousing, ordering and logistics potential with calculation logic.
- Monetary effects are deliberately reported only after implementation and target-versus-actual comparison.
Reginald L.
Last position:
ERP System Redesign (web-based)
PHP and React redesign of a web-based ERP system.
- Development of the header and parts of the navigation
- Development of various modules in React, e.g. calendar, chat, and various tables
Oliver F.
Last position:
Modernization of a multi-company backend system at Energy utility company
Enhancement and modernization of a mature Aspire backend application in the environment of a utility company, focusing on new business requirements, testing, legacy code cleanup, and stable backend delivery.
Core contributions & results Implemented new business requirements in the context of customer orders, subcontractors, and cross-company backend processes, and ensured consistent workflows in a distributed system landscape. Modernized existing backend components step by step and reduced technical debt through targeted legacy code cleanup, refactoring, and structured code reviews. Improved the testability of business-critical services by expanding automated tests with xUnit, AutoFixture, and clearer validation structures. Supported the further development of workflow automations and integration processes via microservices, messaging, and API-based communication. Took over source code from external firms, systematically checked code quality, and derived technical improvements for maintainability, stability, and integration. Worked in agile development processes with Jira, Confluence, and Azure DevOps and supported cross-team alignment on architecture, quality, and implementation. Technical metrics Technologies & methods C#, .NET, ASP.NET, ASP.NET Core, Aspire, Docker, RabbitMQ, gRPC, REST API, Swagger, Microservices, NServiceBus, AutoMapper, Autofac, xUnit, AutoFixture, FluentValidation, Entity Framework Core, MediatR, Redis, Consul, Serilog, SonarQube, Azure DevOps, Azure Monitor, GitLab, Google Protocol Buffers, IronPDF, Mailjet, Jira, Confluence, Miro, agile development, Scrum, code reviews, refactoring, legacy code cleanup, workflow automation, power grids
Michael T.
Last position:
Development of an app for displaying sheet music at Freelance Software Developer
- Industry: Digital music solutions
- Technologies used: Flutter, Dart, iOS, Android, GitLab, PlantUML
Andreas G.
Last position:
Senior Fullstack .NET (Core) & Angular Developer at IT Service Provider
- Supporting several agile teams in the new product development of an enterprise CRM and ERP application
- Web frontend development with Angular 17–21 (microfrontends, Domain-Driven Design, MDB-Bootstrap)
- Backend development with C# and .NET 7–10, MongoDB, MassTransit, RabbitMQ, Entity Framework Core, ElasticSearch (microservices, DDD)
- Technical feature design for assigned tasks
- Technical architecture design including forward-looking planning of AI-supported extension options
- Proof-of-concept implementation of AI-supported workflows with n8n and a locally hosted LLM (Ollama)
- Coordination with stakeholders and Product Owners, support with sprint planning
Result: Delivery of production-ready microservices and frontend modules in agile sprint cycles.
Environment: .NET 7–10 · Angular 17–21 · C# · TypeScript · OpenAPI · Microfrontends · DDD · Kubernetes · Docker · Helm · MS SQL Server · PostgreSQL · MongoDB · MassTransit · RabbitMQ · EF Core · ElasticSearch · Kibana · Azure DevOps · KeyCloak · n8n · Ollama
Manuel R.
Last position:
Cloud Architect & Lead Developer
- Responsible for the 5-head development team and Scrum + DevOps approach
- Designed and implemented the cloud architecture for the application landscape
- Lead development for the user management on Azure Cloud using .NET 8/C#
- Development for the user management frontend using React (TypeScript)
- Technologies: Azure AD, Functions, Storage, CosmosDB, Service Bus, AKS, Monitor, Pipelines, Key Vault, MSSQL, Bicep, App Service, Log Analytics, Application Insights, Cost Management
- Backend: .NET/C#; Frontend: Angular (TypeScript)
- Unit testing: NUnit, xUnit, Moq
- CI & CD: Azure DevOps, GitHub Actions, GitLab CI
- DevOps & IaC: Bicep, Terraform, Docker, Kubernetes
- Security & Compliance: ISO 27001, DevSecOps
- Software development approach: Scrum, SAFe, Kanban
Johannes K.
Last position:
Software Developer at Hoffmann Engineering Services GmbH
- Software development
- Technical design of software architecture and design (considering functional and non-functional requirements)
- Frontend and Backend
- Refactorings
- Code reviews
- Unit tests
- Automated integration tests
- E2E tests
Global Identity Services (GIS) is the identity provider for the Digital Services Platform (DSP). GIS is responsible for authenticating and authorizing end users and other DSP services by issuing security tokens. This includes:
- Identity management (e.g., user registration, password reset and change, user profiles)
- Management of roles and permissions
- Single Sign-On (SSO) across DSP services
- Management of OAuth resources and terms and conditions
Alois F.
Last position:
Software Architect / Backend Developer at GEO API
- Design and implementation of a Laravel backend API for provider-based geo search, feature details, boundary geometries and neighborhood detection.
- The API serves as a server-side proxy, cache and enrichment layer, protecting credentials for external geo services and persisting features, localizations, geometries, hierarchies and neighborhood relationships in MariaDB.
- Key areas included normalization of autocomplete and feature data, caching strategies for expensive boundary/polygon requests, spatial processing of GeoJSON and MultiPolygon geometries, as well as neighborhood detection using hierarchies, bounding box filters and topology checks.
- Additionally, separate production and diagnostic endpoints were created, along with status and error catalogs, discovery logging, a Docker development stack, API documentation, and unit and feature tests.
- Technologies: PHP 8.3, Laravel, REST API, geo data API, GeoJSON, MariaDB Spatial, Eloquent, Laravel Queues, PHPUnit, Mockery, Docker, Docker Compose, API design, geocoding, boundary data, spatial queries.
Markus D.
Last position:
Senior Developer, Coach: Retail
- Developed an app for store management
- Technologies: C#/XAML, Xamarin.Forms, MvvmCross, NUnit, Xamarin.UITest, Entity Framework Core, ASP.NET Core Web API, Azure DevOps, Visual Studio App Center
Thorsten G.
Last position:
Freelance Software Developer at Insurance company, Munich, Germany
- Implemented modernization measures to optimize processes in the insurance domain
- Replaced old interfaces with newer APIs
- Merged several smaller solutions into one main solution to improve builds and increase efficiency in the development process
- Replaced the persistence solution in the backend from Telerik to NHibernate
- Created unit tests to secure the code
Marc H.
Last position:
Senior Architect, Coach and Developer
Fixing issues in the application logic
Covering the changes with component tests
Analyzing and documenting the data structure of the different applications
Analyzing and documenting the parameters for configuring the applications
Analyzing and documenting the necessary measures to ensure the operation of the applications
Analyzing and designing the separation of the individual database structures
Analyzing and estimating the effort for planned enhancements
Analysis, maintenance and documentation of a heterogeneous legacy system landscape for a print media service provider
Technology: C#, VB.NET, C, Python, Microsoft SQL Server, Visual Studio 2010, JetBrains Rider, Visual Studio Code, arc42, Draw.io, Jira, GitLab
Heiko H.
Last position:
Fullstack Developer / Architect
- Design and implementation of a solution for managing projects, materials, and assets in field operations
- Development of a modern web application (Blazor) for project managers to track inventory, plan demand, and issue transport and purchase orders
- Delivery of a mobile MAUI app for field staff to store and retrieve materials with location-based photo documentation in map views
- Control of the full business logic through a central API
- Tech stack: .NET 9, C#, WebAPI, Blazor, MAUI, REST, PostgreSQL, Entity Framework, Docker, Docker Compose, Ansible, Keycloak, Aspire
- Identity and access management with Keycloak
- Deployment and orchestration via Docker Compose and Ansible
- Project in testing and evaluation phase
Franz H.
Last position:
Software Developer at Roche Diagnostics GmbH
- Implementing microservices in C# using dapr and Docker for a system to exchange analysis requests and results between laboratory systems
- Implementing a test automation framework with C# and SpecFlow for this system
- Build and release management with GitLab
- Evaluating laboratory systems for extensibility (using Python) and integration
Mojtaba G.
Last position:
Full-Stack Software Developer at Energy Sector
- Led and coordinated consumption and price calculations for gas and electricity forecasts to ensure accurate and reliable pricing
- Implemented modern microservices and Web APIs based on .NET 7 in an Azure environment using Azure App Service, Azure Storage, and Azure Service Bus
- Built and managed infrastructure in Azure using Terraform, including resource deployment and automation of deployment processes
- Developed and maintained Azure DevOps pipelines to optimize build, test, and release workflows
- Optimized data management with SQL Server and ensured seamless integration across all services
- Developed the front end with Angular 16, TypeScript, CSS, HTML, and Kendo UI to deliver an intuitive and engaging user interface
Discover over 15,000 top freelancers
Statistics of experts using Moq
Aggregated from the professional profiles of matched freelancers.
Experience
18 years
Position duration
1.5 years
Positions per freelancer
15
Top business areas
Information Technology, Product Development, Quality Assurance
Top industries
Information Technology, Manufacturing, Transportation
Certification focus areas
Information Technology, Product Development, Project Management
Bachelor's degree or higher
100%
Master's degree or higher
55%
Certifications per freelancer
2
Most common languages
German, English, Russian
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 Moq
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.
Moq 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 (95%)
- Manufacturing (84%)
- Transportation (58%)
- Banking and Finance (47%)
- Healthcare (42%)
- Retail (37%)
- Automotive (32%)
- Education (32%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
What Moq does
Moq is an open-source mocking library for .NET and C#. It creates test doubles at runtime so unit tests can isolate the class under test from databases, HTTP clients, message buses, file systems, and other external dependencies. Its fluent API lets teams define expected calls, return values, exceptions, and verification rules without building large handwritten stub classes.
Core testing work
Moq is used mainly in unit testing, especially when a component depends on interfaces or virtual members. Typical tasks include:
- Creating mocks, stubs, and verifiable expectations
- Configuring synchronous and asynchronous return values
- Testing exception paths, retries, and cancellation behavior
- Verifying calls, arguments, ordering assumptions, and side effects
- Refactoring brittle tests toward clearer dependency boundaries
Ecosystem and tooling
Moq fits into the wider .NET testing ecosystem. Strong professionals work with C#, interfaces, dependency injection, and test runners such as xUnit, NUnit, or MSTest. They may also connect mocked components to ASP.NET Core services, Entity Framework Core abstractions, HttpClient handlers, logging, configuration, and CI pipelines. Understanding NuGet, SDK-style projects, and code coverage helps keep test suites consistent across local and automated builds.
When companies need expertise
Freelance expertise is useful when a .NET team inherits slow or fragile tests, moves from integration-heavy coverage to focused unit tests, or needs reliable tests during a major refactoring. Companies in Germany often combine remote collaboration with on-site workshops for domain-heavy systems in manufacturing, finance, logistics, healthcare, and public services. Clear technical English is common; German may matter for stakeholder sessions and documentation.
- Untangling tests that depend on live infrastructure
- Introducing Moq into an established C# solution
- Reviewing mock setups for readability and useful coverage
- Preparing test suites for CI and parallel execution
Quality signals
A capable Moq professional chooses mocks only where isolation adds value. They avoid testing implementation details, excessive setups, and broad verification rules that make harmless refactoring fail. Good tests express business behavior, use meaningful names, handle async code correctly, and remain deterministic. The professional should also explain when a real in-memory component, contract test, or integration test is more appropriate than a mock.
Project deliverables
Work may result in a tested service layer, a reusable test fixture, a migration from handwritten fakes, or a review of an existing suite. Deliverables can include Moq setup conventions, coverage of failure paths, CI test configuration, and guidance for future contributors. Before starting, agree on the .NET version, test framework, dependency boundaries, current pain points, and the balance between unit and integration coverage.
Frequently asked questions
Everything clients usually want to know about Moq, in one place.
Moq is used to create mock objects for C# unit tests. It lets a test replace real dependencies such as repositories, API clients, queues, and services with controlled substitutes, so the behavior of one component can be checked in isolation.
Moq and alternatives such as NSubstitute and FakeItEasy all create test doubles for .NET code. Moq is often chosen for its explicit setup and verification API, while the alternatives can offer a more conversational syntax; the best choice depends on existing conventions, test readability, and the team’s dependency design.
A strong Moq specialist should be comfortable with C#, interfaces, dependency injection, async and await, and a test framework such as xUnit or NUnit. Experience with ASP.NET Core, Entity Framework Core, HTTP testing, CI pipelines, and clean architecture is also useful when mocks sit inside a larger application test strategy.
The right level depends on the problem rather than the library alone. A smaller test-writing task may need familiarity with Moq and the existing C# codebase, while a suite redesign calls for deeper judgment about seams, integration boundaries, async behavior, and whether mocking is appropriate at all.
Moq work is usually well suited to remote collaboration because changes are made in source code, tests, and CI workflows. Teams in Germany may still prefer occasional on-site sessions for architecture decisions or domain clarification, while daily work can run through pull requests, reviews, and clear written documentation.
Ask how the specialist decides what to mock and what to test through a real integration. Review examples of readable setups, failure-path tests, asynchronous code, and verification rules, then discuss how they would improve a brittle suite without simply increasing its mock count.
Moq can mock interfaces and, with suitable members, classes that expose virtual or abstract members. It cannot replace every concrete implementation member automatically, so a professional should first assess whether the design needs an interface, a virtual seam, a wrapper, or a different test approach.
Quality is shown by deterministic tests that describe behavior and fail for meaningful reasons. With Moq, check that setups are minimal, argument matching is intentional, async operations are awaited, verification is not excessive, and important business rules are covered alongside suitable integration tests.
The average hourly rate of freelancers in Germany who have used Moq in their recent projects is 96 €, which corresponds to a daily rate of about 768 € based on an 8-hour working day.
Of the freelancers in Germany who have used Moq in their recent projects, 100% hold at least a Bachelor's degree and 55% hold at least a Master's degree.
On average, freelancers in Germany who have used Moq in their recent projects have 18 years of professional experience, with a single engagement typically lasting around 1.5 years.
The most common languages among freelancers in Germany who have used Moq in their recent projects are German (100%), English (100%), and Russian (16%).
The most common industries among freelancers in Germany who have used Moq in their recent projects are Information Technology (95%), Manufacturing (84%), and Transportation (58%).
The most common business areas among freelancers in Germany who have used Moq in their recent projects are Information Technology (95%), Product Development (95%), and Quality Assurance (74%).
Main locations of FRATCH Experts, who have recently used Moq
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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FRATCH CEO
