Hi Everybody. I am Sergey Sadov from Russia. I have built several mobile apps during last 5 years and experienced a lot in this field. Especially, hybrid application development is top one of my skill set. Here is my main skills: - Hybrid cross-platform mobile app: react-native, cordova, phonegap - android studio, android sdk, java. - ios, objective-c, swift, xcode. - backend api: python django framework, php framework, node js. - db: mysql, mongodb, firebase - social apis. I would love to talk to many clients, discuss about their problems and have a good relationship. Thank you for reading my coverletter. Sinerely your,