Mobile Framework Engineer - C#/.Net (m/f/x)

osapiens; Madrid; Híbrido; EUR 40.000 - 60.000; Jornada completa

Descripción de la vacante

A tech company based in Madrid is seeking a Mobile Framework Engineer specialized in C#/.NET. The role involves developing a mobile client framework and enhancing the Windows client platform. Ideal candidates are proactive learners with strong Computer Science fundamentals and team communication skills. This position offers a flexible, hybrid working environment and opportunities for personal and professional growth.

Servicios

Creative teamwork

Flexibility in work options

Fun team events

Sustainable mobility options

Formación

• Experience with the UWP or the Windows App SDK using C#/.NET.
• Basic knowledge & experience in development of frameworks.

Responsabilidades

• Develop mobile client framework using C#/.NET.
• Increase automated test coverage for feature releases.
• Collaborate with internal & external teams to enhance the framework.

Conocimientos

Deep curiosity and proactivity

Strong knowledge of Computer Science Fundamentals

Strong communication & team player skills

Herramientas

C#/.NET

React Native

Azure DevOps

Descripción del empleo

Mobile Framework Engineer - C#/.Net (m/f/x)

Department: osapiens Hub

Employment Type: Permanent - Full Time

Location: Madrid

Reporting To: Fito Toledano

Description

You’ll join the Mobile Core Framework team, helping us to drive our efforts to deliver an innovative mobile client framework to support app development for a variety of solutions as a mobile framework developer.

Your Responsibilities

• Work on our Windows Framework (Unified Windows Platform) to develop our mobile client framework, where we expose native and exclusive functionalities and tools for developers using React Native to build their applications.
• Contribute to the enhancement of the Windows client platform architecture with a performance‑minded approach, ensuring robustness and efficiency.
• Keep up to date with changes in Windows development so that you bring the latest solutions to the platform and participate in the design and development of new mobile client platform features.
• Establish a sophisticated toolchain & toolset for App Developers to continuously work with latest versions of our mobile client framework based on the most recent React Native for Windows development stack.
• Help increase automated test coverage to facilitate reliable and quicker iterations of feature releases, enhancing both process and technical aspects of development.
• Collaborate with internal & external development teams using our mobile client platform to share knowledge and best practices and to exchange experiences to develop the framework further.

Your Experience

Must-have:

• Deep curiosity and proactivity to learn and research topics on your own
• Strong knowledge of Computer Science Fundamentals
• Experience with the UWP or the Windows App SDK using C#/.NET
• Strong communication & team player skills

Nice-to-have:

• Basic knowledge & experience in development of frameworks
• Knowledge in JavaScript, TypeScript & React Native is a plus
• Experience writing automated test suites
• Experience setting up/maintaining CI/CD pipelines (Azure DevOps)
• Experience with native development in iOS (Swift), or Android (Java) is a plus

Join us for this and more...

• A purpose‑driven mission tackling complex sustainability challenges whilst working alongside global industry pioneers
• Room for creativity through collaborative teamwork and an open communication culture
• Flexibility and team bonding with our hybrid work options
• Fuel for your growth journey, both personally and professionally
• Sustainable mobility options, promoting eco‑friendly commuting solutions
• Fun team events and outings with our global teams
• Inspiring workspaces in Madrid and beyond