Most of my projects are in Flask/Django/Python and has multiple languages involved. 1) Active Hospitality Web: http://activehospitality.com/ 2) Junction Backend and Admin: https://www.junction.com/ Active Hospitality is an app for hospitality industry for team management. Have used Postgres in both the projects, NGINX. Have also used Mongo Db, Elastic Search, JS frameworks. I have lot of experience in performance measurement and optimization too. This is one of my best work in PYTHON which I am proud of : https://www.waitlist.me (100+ million customer served) Waitlist Me is a SaaS based platform for hospitality industry to manage waitlist. It provides dashboard to its customers from where they can access analytics, notifications, reservation system, a real time waitlist. App has a public waitlist page that can be used by visitors to check their position in the waitlist as well as add themselves. Other than above you can also check my best work in Python/Django: 1. http://www.factorxsolutions.com/ 2. http://www.pricehub.com/ 3. https://servetheworld.net/en-us/ 4. https://junction.com/ 5. https://www.pricehub.com