Sign Server PKI Senior Developer Needed

I am looking for someone with rich experience installing and administrating Sign Server signature software for integration into a Yii2/MYSQL/Ionic project we're working on. Our CRUD is in Yii2 with MySQL which is coming to it's final stages of development. We will be using Ionic framework for mobile/web and we need to be able to have end users sign documents securely through our app. The person awarded this project should have a lot of experience with Sign Server or another open-source digital signing software and be able to plan the implementation with our team and execute the install, configurations, any needed adjustments and ongoing support. -Must have proven relevant experience -Must speak, read and write fluently in English -Must be available during EST day hours -Must be able to think outside the box and be proactive to achieve the overall objective and strive to surpass expectations.