Node.js Backend DeveloperAustin, TX (Remote)Client: Altimetrik / PaypalWorking experience of 5-6 years minimum with Java Script NodeJS, Rest API and MongoDB is a mustExperience in Design and Development of API Services using Node.JS and express.JSMust demonstrate strong programming skills in Javascript Experience working with API Gateway, API Performance testingDevelopment experience designing object oriented JavaScript. Design and development experience building a reusable REST API model/framework to consume data from and/or push data into MongoDBStrong proficiency with JavaScript (ES6). Hands on working experience and knowledge of Node.js, ExpressDesign and develop reusable code for data servicesMaintain and support APIsWork in agile environment with sprint-based work cyclesFamiliarity with the whole web stack, including protocols and web server optimization techniquesStrong knowledge about data flow right from the Mongo DB to UI through API