Develop problems in Geogebra

I am looking for an experienced professionals in mathematics to develop problems for Geogebra. The problems should be at an advanced level and should cover both Geometry and Algebra topics. I am still not sure how many problems are necessary. The ideal candidate for this project should have a background in mathematics as well as experience in creating problems for Geogebra. This is a great project for someone who is passionate about mathematics and wants to showcase their knowledge in a creative and engaging way.