i've completed 3 large scale projects single handed which includes 1 full stack (angularjs, nodejs, confd, sqlite, cdb, socket, python) and 2 complete backend (nodejs, mongodb, javascript) projects. currently leading the team in my company for improvising the full stack project. i've created 2 new algorithms (trend detection, object detection), 1 complete project architecture (from client to server side) and many schema architectures. i've experience with nodejs, angularjs, angular, mongodb, sqlite, javascript, typescript, aws ec2, s3 bucket, socket, d3.js, python, etc.