Architecture - Played a key role in designing and realisation of the architecture of the project.User login - Lead a team of 3 developing APIs to add and edit users via google, facebook etc. including creating unique channels for each user.Content - Developed APIs to add, edit, fetch, share, comment, save etc. Content included uploading videos and images to AWS S3, text data etc.Search - Played key role in formulating algorithms to search for data like users, recipes etc. which includes wide variety of search options, all the while, keeping track of searches for performance enhancement.Forum - Developed APIs to add, edit, report forums, with comments hierarchy of 3 including up or downvoting comments and other basic features.Notification - Developed APIs and scripts to push specific and random notifications like zomato and swiggy which included scheduled notifications to be pushed daily, weekly and monthly.Scripts - Lead a team of 3, creating scripts to be scheduled for a daily, weekly and monthly execution using BackgroundScheduler, Pandas and other python libraries.Real Time data - Designed architecture and played a key role in implementing it on Firebase. Miscellaneous - Developed more APIs for reporting and rating content and referral programs for users. Created scripts with recursive functions to do repetitive tasks and used decorators to optimize the code and to keep a track of all the APIs running time and PostgreSQL queries execution time.