IBM Mainframe REXX SQL Web Applications z/OS

system testing OS upgrade PowerShell

SCCM macOS iOS devices DHCP DNS

JavaScript CSS HTML React Native Mobile iOS

multi-OS environment MacOS Windows and Linux

ios Mongo Atlas Mongo DB

SQL ASP API Net

Java Kotlin Android iOS Objective C

Java Kotlin Android iOS Objective C

Automated QA Testing Strong Java Kibana Xcode Android

iOS Objective C Swift. Ruby Python PHP

ios android CI/CD mobile apps

iOS platform C and Swift Core Data Core Animation CoreLocation

swift iOS applications frameworks

ABAP OS DBA ERP