Mobile Framework Engineer (C#)

Windows Framework Engineer (C# and Mobile) osapiens Madrid, Community of Madrid, Spain

Location Madrid

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; use what you learn to participate in the design and development of new mobile client platform features.

Establish a sophisticated toolchain & toolset for App Developers to continuously work with the 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; support continuous improvements in methodology and technology, maintain the toolchain and test environments, and ensure high‑quality standards by testing and reviewing code developed within the team.

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.

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

Nice-to-have

Basic knowledge & experience in development of frameworks

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

Seniority level Mid‑Senior level

Employment type Full‑time

Job function Engineering and Information Technology

Industries Software Development

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