format change in purchase order and invoice coming out of erpnext

Hey, I have developed an invoice system through Python/Django. I can make amendments to that system to take purchase orders. The layouts of the pdf will be exactly like the samples you have attached over here. you can get a overview of my skills from my profile page. Award me this project if you are interested. Thank you.

I have 7+ years of experience in Mobile (iOS/Android) App Development Graphic Design, HTML, PHP, Website Design, WordPress and 6+ year Exp in Web development(PHP, .NET, JAVA). I can use Native/Xamarin/Ionic/PhoneGap for mobile development. I have already Developed and published 50 + mobile apps to the mobile market. My Skills. -iOS / iPhone mobile apps using Objective-C & swift -Website development using PHP, .NET,JAVA -Android mobile apps using Android Studio, Eclipse and Android Jni -Apple watch apps using Objective-C & Swift -APNS and in-app purchase -JSON parsing, soap response and web service -Apple/google Play store submission -Source control(bitbucket, Github) -Google map api, in-app billing, Facebook api, twitter api, fabric, Twilio -Facebook/Twitter/Linkedin/Instagram/youtube apis -Rest web-service -Admob, revmob, Chartboost, iAd, Tapjoy -push notification, ftp server -audio/vido streaming, voip -Trello, jira, slack, meistertask Thanks for visiting my profile i am looking forward to work with you on your projects