Logistics Software & Android App

I'm seeking a developer to create a detailed, feature-rich software and Android mobile app for a small logistics firm with only three users. Key functions include: - Order tracking, we do only full truck loads. So driver tracking of truck only needed -vendor creation option - Lorry receipts creation where vendor can be selected from list of created there itself. All vendors are auto saved - Linking invoices to lorry receipts and generation -e way bill generation - all have to be generated as pdf with option with or without sign - software and app need to be linked Ideal Skills and Experience: - Experience in logistics software development - Proficiency in Android app development - Strong background in creating detailed and feature-rich user interfaces Please provide samples of previous work and a timeline for project completion. Looking forward to your bids! It's a very small project and only 3 users needed