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.NET MAUI and C# Developer

Remote from Spain·Full-time·Added 5 days ago (last checked 9 Oct)

Agency
Fritz&Muller

29 open roles

Overview

Salary
€28,000 - €35,000 a year

About €1,820 - €2,200 a month after tax.

Work mode
Remote from Spain
Contract
Full-time
Experience
3+ years

Visa options

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    The advert says visa sponsorship isn’t available for this role.

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Skills

Nice to have

This job advert was originally written in Spanish.

Requirements

What we're looking for

  • Residence in Spain.
  • Solid professional experience with C# and .NET, approximately between 3 and 5 years.
  • Hands-on experience developing applications with .NET MAUI, preferably for Android. Profiles coming from Xamarin.Forms with effective experience in MAUI will be considered.
  • Proficiency in XAML, MVVM, data binding, and dependency injection.
  • Mastery of asynchronous programming (async/await), error handling, and mobile application lifecycle management.
  • Experience with SQLite or equivalent local storage, and with applications that work offline and synchronize data.
  • Integration with REST APIs and JSON, token-based authentication, and session management.
  • Regular use of Git, branching, and code review.
  • Ability to understand an existing application, debug issues, and continue its development autonomously after an onboarding period.
  • Organized and proactive profile, capable of documenting, communicating blockers, and coordinating with other developers remotely.
  • We value having maintained mobile applications used by real users and having resolved offline functionality and synchronization issues.
  • We value experience in capturing, compressing, and sending photographs from mobile devices, and in synchronization via queues, retries, and conflict resolution.
  • We value knowledge of Android application compilation, signing, and distribution.
  • We value experience with Azure DevOps (repositories, tasks, sprints, and pipelines), Azure, and development, pre-production, and production environments.
  • Knowledge of ASP.NET Core, API development, SQL, and MariaDB will be valued.
  • Automated testing, logging, and performance diagnosis will be valued.
  • Experience in enterprise applications for logistics, warehouses, inspections, or quality control will be valued.
  • Technical English for consulting documentation and collaborating in an international environment will be valued.

Pay & benefits

What you'll get

  • Joining a consolidated industrial multinational, with international presence and long-term projects.
  • 100% remote modality, with flexibility to work from anywhere in Spain.
  • Progressive responsibility over a mobile application in real use, with knowledge transfer from the current developer.
  • Integration into a multidisciplinary technical team and an environment in full technological evolution.
  • Possibilities for professional development in the field of mobile and .NET development.
  • Competitive economic conditions, in accordance with experience and responsibility.
  • Job stability.

The role

At Fritz&Muller, we are collaborating with a major multinational in the industrial sector, a leader in its category with a solid international presence, which is looking to hire a .NET MAUI and C# Developer in a 100% remote modality, with residency in Spain.

The selected person will take over the maintenance and evolution of a corporate mobile application.
The focus of the position will be mobile development in .NET MAUI and C#, with SQLite local storage and integration with corporate APIs.

What you'll do

  • Take over the technical handover of the application: architecture, code, local data, API integration, and version publishing.
  • Develop and maintain functionalities for quality controls, inspections, defect logging, photographs, and claims.
  • Maintain offline functionality and subsequent synchronization with the server, avoiding data loss and duplicates.
  • Integrate the application with corporate APIs and coordinate necessary changes with the backend team.
  • Diagnose connectivity, authentication, local storage, performance, and photograph upload issues.
  • Prepare versions, collaborate on testing, and keep technical documentation up to date.

About Fritz&Muller

Fritz&Muller is a talent solutions and recruitment firm specializing in headhunting for middle and executive management positions, tech hunting, employer branding and inbound recruiting. The company describes itself as a global talent solutions business serving companies across a range of traditional and emerging industries.

Beyond executive search, it runs FreelanceSearch, a service connecting businesses with freelancers offering digital services, and positions itself as an international digital network filling newly emerging roles with consultants experienced in fields such as innovation, design, technology, and agile and lean methodologies.

Industry
Staffing

In their own words

Additional information

Due to the nature of the selection process, no additional details about the company will be provided during the first contact. All applications will be treated with the utmost confidentiality.

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