Language Expert Needed to help with building a language app (Spanish translation and other help)

We're building an app that we plan to be the best language learning app using AI. We need your help a little bit with translation, but more with other tasks as well such as: 1. Testing the app 2. Watching users trying to learn on the app and improving 3. Coming up with the first 100 words that they will learn This is a long term project as we will be