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Modus Create, Inc. – Costa Rica – You are a forward thinking, creative problem solver with a passion for core JavaScript, we are looking for Sr Front End Engineer (JS, ReactJS). Responsibilities Write lots of quality, high performing and well tested JavaScript code Write high quality unit tests using Jest Development of web apps in ReactJS, typed with Flow, using libraries like Redux, Apollo, Styled Components and more Collaborate daily with UX, Engineering, QA and DevOps to deliver functionality for a highly complex web app Consult to our end client regarding development best practices Required Skills and Experience Experience delivering high value, heavy UI front-end products Strong experience with ReactJS, Redux, Apollo and Styled Components Some experience with GraphQL Strong Javascript basis and very good understand of the JS core (ES2019+ including new proposals) Good understanding of HTML5 and CSS3 Experience in following Agile/Scrum SDLC Be comfortable communicating in a virtual environment ​…