Full stack webdeveloper Wordpress - Data specialist and webmaster

THIS IS A FIXED PRICE PROJECT ONLY!!! NO HOURLY BASED! WE ONLY WORK WITHIN FREELANCER AND NOT OUTSIDE OF IT. We provide trainings and have a website in Wordpress , we have used WPBakery Page Builder for this website. in which we would like to have the following changes for the whole website (English/Dutch). 1) A. Make a design document for the below functionalities a. Designing and implementing course calander with payment feature , check out page and email confirmation . See an example in attachment. we are the plugins for import/export course data (cvs or excel) , WooCommerce and Event Organizer could be applicable for our purpose. We have about 20 courses in Dutch and 20 courses in English. An overview of the planned courses should appear at the end of each course description. in fact there is a website we want to mimiek basically its functionality regarding the events, and ordering the course, checkout page , payment and email confirmation. that of [login to view URL] b. But, we need a solution in which we don't have to put all the events manually in the calendar , because we can have at least 300 course dates / location / type combinations per year. So , it would be great if we could plan the course / locations / types of trainings in Excel and then import it to our website. The data about events is very simple : Course ID, name, location, start date , duration, price, and a couple of other fields, of course we want to use our own layout the only difference is that we ll gonna need a filter to select the right training, because we have more dates, locations and types of trainings available, so the customer should be able to check boxes and/or search functionality (i mean both possibilities) and it should be possible to add new selection boxes if we need to c. This includes also writing the data about the bookings on google sheet on our g-suite because we want to be able to overwrite the existing file by a new one ; using unique course ID for each course of course only except the courses that have been booked in the past. those we don't want to change ! not to loose track! d. Manual on how to update the data and maintenance the new funcitonalities implemented 2). implement the functionality as described in design document approval errorless on the staging subdomain incl testing 3) Migrating staging acceptance approved to production website live errorless We would like to work only with someone who: a. has experience in redesign and building in wordpress , at least 4 years . preferably also SEO / SAO , particularly experience with WPBakery Page Builder! [login to view URL] a professional attitude = 'quality is delivering promises on time and on budget' [login to view URL] communicative and keeps us informed about the progress and don't let us chase hem / her and does not keep us waiting d. is a developer who delivers tested work without known errors and does not use our people as testers to reduce work e. speaks and writes good english f. has good references g. is able to work with our team (marketing manager and webmaster) h. is available and can deliver the changes in May completely user acceptance tested and live! i. And, someone who can make improvement suggestions and not just passive and can think with us actively. because if the business can grow , we all can grow! After successful delivery of this project we can offer new upcoming projects.