Alexa and Google Home Skill

Hi - I need an alexa and google home skill built to control a smart home device. The skill should be able to have simple commands: Open (0%, 25%, 50%, 75%, 100%) Close (0%, 25%, 50%, 75%, 100%) What position? (Open Fully, Open 25%, Open 50%, Open 75%, Completely Closed) Need someone with experience and who can help guide me in any other requirements that may be needed. Skills Required