Business Website Development

We need to build a digital peer-to-peer job marketplace with functionality similar to fiverr, freelancer & [login to view URL] and having few of the social interaction features like instagram & snapchat. Apart form this there will be some additional features like the user level subscriptions + memberships, enhanced user profile page, service booking, chat/messaging, paid audio & video call session bookings. This project needs to have fully responsive website frontend+backend, ios & android app. 3rd Party api's will needed to be integrated wherever needed for such as payments, otp+flashcall, push notifications, chat, audio & video functions. There will be few major user roles in marketplace as mentioned below: 1) Frontend Users: Buyer(End Users), Seller(Service Providers), Partner Users & Affiliate Marketers. 2) Backend Users: Administrator & Staff User logins with Role-Based Access Control features. Our goal is to develop an online service marketplace having few similar features like fiverr, [login to view URL], freelancer, snapchat, & UiUx like instagram etc. Having a robust inbuilt communication system leveraging full device and OS capabilities. 2-also want the website to allow people to create courses for a commission (similar to udemy) for seo, website designing, etc My Commission of 15% of sale, out of which 5% is for contest. One time 10% affiliate income of sale/purchase made through affiliate link for affiliate program. 3- Contest-The most number of sale by a person will be a winner at the end of month at 0000hrs and his name will show as winner for the month on top of the homepage. The person will get all 5% collected from my 15% commission of the entire month. The amount won will also be displayed with name at homepage. Automated email to be sent to the winner and to all subscribers. *From the beggining of next month New contest will start. What I am looking in the page is * On top of the page, the total amount deposited for contest. *Below that the expected 1st prize winner name and his expected prize. Winner prize to be 50% of the total deposit. 2nd prize 20% of the total deposited. This way I can earn 30% profit every month. *On the right side of the page Top 10 ranking wise expected winners. *On the left side, All the past winners with prize amount. *Footer to also show, 10 recent transactions. Any other suggestions are welcome. Payment integration for all major gateways. Blog option. Modern and better design Social platform linking, mandatory social share post first time login at any platform. Website to be speedy and easy to use with modern design. Website to be secured, copywrite, SEO friendly Note: a) Initially this project will be a limited budget until deployment, afterwards it will be a long time continuing projects and we prefer the team who includes troubleshooting, bux fixes & maintenance for a time period of a year at least. b) Also we would like you to mention the procedures & technologies which you use for such projects. c) We will only consider the bids having the frontend+backend demo details along with relevant work experience & running projects in there portfolio.