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My name's Sam Kelleher, and I am a Senior Full-Stack Web Developer / Software Architect based in London. This website mostly contains a sample of work from my portfolio, tips and best practicies for building web applications, and reviews + photos of food and hotels in London.

All posts in Android

  • ASOS中国 - Hybrid iOS and Android eCommerce App

    Stared this project from scratch in Spring 2015 for a London based agency on behalf of their client ASOS China. Following a similar design to the UK iOS app, this Cordova powered runs on both Android and iOS devices, in both orientations, on both mobile and tablet.Making pure JavaScript single page applications is one thing, with it's own set of complexities and challenges; but doing the equivalent for a JavaScript app that will function only in a mobile environment brings with it an entire new set of challenges. These are specifically related to the user interface. The app still has to retain the gesture recognition and actions found in native applications, and perform will full buttery smooth animations expected from real applications. Read more...

    Realtime two-way Android based Safety Monitor tablet.

    An Android powered tablet client application that uses Google Cloud Messaging (GCM) to establish a two way realtime connection (using XMPP via the Android OS) to receive and relay events for essential safety monitoring. Due to the volume of data driven, and the number of simultaneous connections; it was essential this Android app would scale and be able to deliver and function 100% of the time, never with a chance of user data loss. The data could be processed in a powerful C# .NET backend. The server-side XMPP connection to GCM was also a C# .NET Worker Role, running in Microsoft Azure. Read more...