Making websites using HTML5,CSS3,Jquery,Bootstrap,Wordpress. Make prototype for Apps and Websites. Develop new user-facing features and Build reusable code for future use. Ensure the technical feasibility of UI/UX designs. Optimize application for maximum speed and scalability. Assure that all user input is validated before submitting to back-end. Collaborate with other team members and stakeholders. Creating websites that are user-friendly, effective. Design responsive websites. Testing a website before it goes live top identify any problems. Testing websites SEO point of view.