API Development Skills - NodeJS, ExpressJS, Python, Flask, Php, Laravel, Symfony, MongoDB, MySQL, MSSQL. Authentication flows - OAuth2 (Twitter / Facebook / Salesforce / Slack) Chatbot using Chatfuel, MotionAI, ApiAI, WitAI Custom BOT ( chatbot) for Twitter, Facebook, Slack, Telegram, Microsoft Teams, Skype using their respective API's Custom Application development using Slack API and Telegram API Experience on IBM Watson API and chatbot development using it. Experience on working with Covid 19 (Coronavirus) datasets.