unable to connect server in app

Hi Sir , I have 7+ years of experience in IOS / Android Application development. I have Developed extensive experience and expertise in building world class IOS Android App in Native and Phone-gap. Frameworks ✓ Native iOS SDK ✓ Native Android SDK ✓ PHP, Core PHP, Larval, Slim, CodeIgniter, Drupal, Joomla, Magneto ******************************************************************************** App Development IDEs ✓ iOS programming : Xcode, Objective-C/Swift, Cocoa-touch. ✓ Android : Eclipse/Android Studio, Java Fragments/Activities, SDK. ------------------------------------------------------------------------------------ Design ✓ Material Design , Complex & Pixel perfect UI/UX implementation ✓ Extensive UI/UX Skills ***************************************************************************** Coding Strategy & Version Controlling ✓ Well optimised, clean, robust code. ✓ Github & Bitbucket On-Demand ----------------------------------------------- Multi Language Support ✓ Localisation And Internationalisation support ******************************************************* API /Web Service Integration ✓ JSON And XML Based API ✓ REST & SOAP Based API ✓ Parse, Parse REST, Amazon, Firebase Online Payment Gateway:- Stripe,Braintree, Pay-leap, Balance api, PayPal. Note:The bid amount and timeframe value are just a placeholder value. Final project amount and time will be provided after discussing the project requirement. Thank You & Regards