Uwe Kubosch is a senior software developer with four decades of programming experience and 17 years in professional roles, currently building IoT and M2M tracking systems from Lillestrøm, Norway. He blends pragmatic agile practices with deep hands-on skills across Ruby/Rails, JRuby on Android, Java, embedded C and DevOps, and has taken projects from proof-of-concept to production—most notably advancing Ruboto and contributing to core JRuby and Rails ecosystem libraries. An active open-source contributor, he has improved popular projects like bootstrap_form, Gruff, Prawn and the ActiveRecord JDBC adapter, often adding tests and fixing subtle platform-specific bugs. Uwe pairs systems-level thinking (database adapters, JVM integration, embedded wireless stacks) with a tester’s discipline in CI, TDD and BDD, and runs his own consultancy while helping steer teams as a long-standing Datek senior developer and former employee board representative.
17 years of coding experience
10 years of employment as a software developer
University of Oslo
High School, Mathematics and Physics, High School, Mathematics and Physics at Lørenskog Videregående Skole
A platform for developing apps using JRuby on Android.
Role in this project:
Mobile Developer (Android)
Contributions:1801 commits, 28 PRs, 377 pushes in 11 years
Contributions summary:Uwe contributed to the Ruboto project, which focuses on Android app development using Ruby. Their work involved fixing bugs and adding features for the Android platform, including adding support for activities, services, and broadcast receivers. The user's commits show a focus on core application components and the platform integration of Ruby with the Android framework. The user also added tests to verify their code contributions, indicating a focus on delivering high-quality code.
Official repository of the bootstrap_form gem, a Rails form builder that makes it super easy to create beautiful-looking forms using Bootstrap 5.
Role in this project:
Back-end Developer
Contributions:8 releases, 20 reviews, 32 commits in 5 years 4 months
Contributions summary:Uwe contributed to the `bootstrap_form` gem by implementing features and fixing bugs related to form generation using Bootstrap. They added support for prepending and appending elements to form inputs, specifically for select helpers, and allowed multiple items to be prepended or appended. Furthermore, the user worked on allowing overrides of default form group classes, and automatically picking up presence validators for associations within the form builder. They also made changes to allow the tests to be run, and updated the examples within the documentation.
bootstrap4form-builderrailsrubybootstrap-5
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