Bs/ma degree in a highly quantitative field, minimum 3 years of experience as a javascript engineer or similar position, expertise in javascript and reactjs, proficiency in jss, sass, postcss, and jsx, experience with responsive/adaptive web design and single page applications, familiarity with pagespeed, lighthouse, chrome performance tools, knowledge of js and css performance optimizations, familiarity with redux and restful web services, familiarity with build tools like webpack, self-motivated, excellent written and verbal communication skills in english