API Developments - Node.js, Koa.js, Firebase, Payment API integration

Review and Fix buggy APIs - 65% 0f the entire work Tasks • build, and maintain APIs, • setup koa js and neo4j integration and sync data from mongo on existing models • setup koa js with graphql • suggested users for users to follow • order APIs, checkout, • push notification and notifications APIs, notification socket io events • email templates/handling - signup, order, weekly, offer, jobs, etc. • Fix pending issues on order fulfillment page APIs & live offer page APIs and socket io events • Fix pending jobs APIs • user dashboard calculation APIs • enhance search and search results - matched keywords, categories, suggested results, promoted/advertised results • enhance shipment APIs • tax API integration