I have the experience and expertise in delivering high performance mobile applications on iOS & Android platforms. Proficient with Objective-C, Swift and Java Expereince with iOS frameworks such as Core Data, Core Animation and Android SDKs Strong knowledge of all versions of iOS & Android, and how to deal with different screen sizes of iPhone/iPad and Android phone/tablet Familiarity with RESTful APIs to connect iOS & Android applications to back-end services Experience with offline storage, threading, and performance tuning In-depth Knowledge of web technologies with Javascript, PHP, HTML and etc. Understanding of iOS & Android design principles, patterns and interface guidelines Familiarity with cloud message APIs and push notifications Ability to understand business requirements and translate them into technical requirements Knack for benchmarking and optimization Proficient understanding of code versioning tools, such as Git, SVN and etc. Familiarity with continuous integration