Code the billing module of a mini-ERP webapp

CODE THE BILLING MODULE OF A WEBAPP using existing Ui view screenshots (8 pages) and a flowchart STATE OF DEVELOPMENT The webapp „derplaan“ is developed as a client-side app with pouch-/couchDB database system with the Angular 1.5 framework. . It is a Mini-ERP-webapp for one-man-companies who sell their knowledge and experience to their customers, particularly for consultancy professions. The modules calendar (based on fullcalendar), contacts, services and documents are functional. The webapp could be checked and tested in the web at derplaan(dot)tuuva(dot)systems. THE CURRENT TASK By binding the functions of the existing modules and based on the look and feel of those the billing module should be implemented. The billing function should be, in short words, an automatic creation of invoice templates filled with the data of completed appointments (customers and services data of the appointment), followed by user functions to manage the creating, sending and reminding of invoices. The tasks are described in jira based on a functional flowchart. GUI views are added for deepened understanding. Both are added as attachment to this publication. We recommend strongly to take a look to this files before you ask a question or make an offer. CONDITIONS ACCEPTED BY GIVING AN OFFER TO US Read the following carefully. All regulations in our terms of contract which are added as attachment are fully considered as agreed by you if you give an offer, without any exception. This means shortly (see ToC for detailed information): - Signing and sending back a NDA before you get access to the repository - Accepting all requirements described in the next chapter - Keeping in daily contact within the single task sprints - Daily git pushings within sprint periods (independent from achieved results) - Narrow-stepped commits within git with clear comments - Short documentation of every coding step at a special confluence page to make easier to review the code REQUIREMENTS To be experienced in and to be used for this job as our condition: Linux (Ubuntu) Yeoman Git Angular 1.5 (HTML5, CSS3, JavaScript) Pouch-/CouchDB OpenVPN (access to our git repository via ovpn server here) Jira/Hipchat/Confluence (team communication) Zoom (videochat)