Expertise in JavaScript framework ReactJs, Redux & Flutter Substantial experience in Responsive Design, Mobile first concept Expert in mobile application development (native and hybrid) for Android and iOS Working knowledge on Bootstrap and Material UI Good understanding of HTML5 and CSS3 with thorough knowledge on preprocessors like SCSS Should have experience in Security management and SSO authentication implementation Proven experience with test driven development Agile and Scrum, automatic test scripting, build process etc Very good knowledge of Object Oriented JS Should be able to write reusable components and writing modular JavaScript Hands on experience developing accessibility compliance and cross-browser compatibility screens and ways to work around such issues Should have good understanding of UX and Visual design principles