Engineer required to develop an “Airbnb” type website

Requirements: Seeking a skilled engineer/team with proven full-stack experience in building transactional React with Rails applications deployed on Amazon cloud infrastructure. The Engineer is to develop a service-booking website and app with full source-code similar in approach to AirBNB. It is acceptable to build from archteypes / generators. The Engineer is to provide documentation including (but not limited to): - high-level design info, - management / operations instructions to start/stop various layers/components, - backup steps etc. There is also the opportunity for candidates after successful delivery for full time employment or ongoing consulting. Candidates are required to provide proof of their work, a live running application, and a resume with references. Web/app Functionality: - ‘Hosts/providers’ will submit a service or asset and its availability at a cost/rate. - Consumers can search, browse and book a service/asset should it be available for the specific time/period. General application requirements: - HTML 5 style website that has desktop and mobile view. - Lazy-loaded single application page app. - Working app with full source code that can be concurrently accessed by multiple users and is transaction aware (two users can't book same asset). - Integration with third party services including Google Maps and Paypal / payment gateways. - Application end-user sign-up/sign-in with Amazon Cognito. - Source code to be available. - Search engine accessible. - Consider future localisation. Proposed tech stack (as per / similar to Airbnb) as per below. Open to further suggestions / recommendations to achieve best performance / outcomes. - Programming languages - Ruby and Javascript. - Back-end / Framework - Ruby on Rails (or possibly Java with Spring). Framework that speeds up development, reducing costs and time to market. - Front-end / JavaScript framework - React with server-side rendering using hyperactive, to aid with SEO. Flexible and efficient solution for building sleek user interface. - Test framework - Jest and Enzyme. Unit testing the React application. - Web server - Nginx. Powerful HTTP and proxy server that speeds up content delivery, ensures security and scalability. - Content Delivery Network - Cloudfront. Build with CDN in mind. - Key-value storage - Redis. Provide a scalable cache infrastructure and a key/value database. - Cloud storage - Amazon S3, EBS. To store user data including millions of user pictures. - Cloud hosting - Amazon EC2. An efficient tool that distributes the incoming traffic and doesn't let the system go down during sudden traffic spikes or any unexpected traffic fluctuations. - Cloud database - Amazon Aurora or appropriate RDS e.g. PostgreSQL. Application data-model to include service/asset definitions, user profile data, booking data etc. Keep data in an Amazon's cloud relational database. - Big Data tools - Presto, Druid, Airpal. As a future requirement, the website may possess a tremendous volume of user data, and will need to store, process, analyze, and manage that data.