Greetings!
I have read your requirement to develop administrative application processes that managing Clients, Partners, Suppliers and Employees where user can create workflow using use cases and executing it.
I have also read the system multi-level security should be built-in whereby different user groups can access, see, read or write information which is pertinent to their user group and environment should be split into, development, staging (user testing and acceptance) and production.
A comprehensive and professional reporting tool which build reports and output to screen, printer and standard file formats such as Excel, PDF, CSV, Word.
We are Team of Experts who developed Administrative management system, familiar with Angular JS, Java/J2EE technology stack in coded for desktop and Mobile Apps. We have a proven track record and have already successfully implemented similar work tools in e-commerce, B2B and Customer Management Systems.
We ensure on-time delivery of various steps and milestones for this project whilst guaranteeing the budget and can able to showcase existing, proven and live functioning developments along with documentations, methodology used, project management proofs.
As Lack of space I can share my work and Video Demo with my works via chat here because we can not even attach file here to show our work.
Let's talk in detail, We are Cent percent confident to develop this.
Regards.