Website And App Developer from Germany

I'm looking for someone who can help me with rebrand a taxi business: - a new logo - a website - google ads - an app - social media accounts I'm open for ideas. I have not much experience in this field so feel free to help me out. This is a client from Germany, so all the products would be in German language, but I can help with translation if needed. so hit me up with your ideas and products you would like to introduce to me.