Hello,
I'v just read your description carefully and feeling confident to handle the project.
YOUR JOB IS VERY INTERESTING FOR ME BECAUSE I HAVE RICH EXPERIENCE AND GOOD SKILLS FOR IT.
As you can see my profile, I am professional and loyal to clients and all the clients are satisfied with me.
I am good expert of FULLSTACK(c#,c++,c programming,software architecture,java,cobol,jira), MOBILE(android,ios,windows version), WEB DEVELOPMENT(wordpress,PHP(codeigniter,lalarvel), JAVASCRIPT(node,angular,vue), ECOMMERCE(woocommerce,magento,shopify), JOOMLA, DRUPAL, AMAZON WEB SERVICES...), WEB DESIGHN(html,css) and have 8+ years experience.
I understand exactly what you're looking for, and to give you an example of my previous results-here's a few similar projects that I've recently completed:
Best regards.