I'm a senior Java/Google App Engine developer with extensive experience in building high quality sites. My experiences range from building responsive mobile sites that work well cross-browser to building scalable sites for the financial services industry. I like working on projects with a team that cares about creating beautiful and usable interfaces. My experience given below. 18 yrs in Java 8 yrs in Google App Engine 10 yrs in GWT 3 yrs in Ionic 1 yr in Polymer Google.