Shopify theme customization (Blog+Masonry)

Please check our website's blog here: [login to view URL] I want to customize it with a Masonry plugin. (see attached screenshot). The gig is straight-forward, here are some requirements: - Featured post I want to be able to set with a Shopify blog post tag - Masonry has to be responsive and include mobile break point - I also want to change blog post page "related links" to Masonry style - The image should be dynamically taken from the blog post and resized at the correct aspect ratio. $100 - $150 Timeframe: 2 - 3 Days Because I receive so much Spam, please answer this question in your response or I will ignore you. Q1: What will be the most challenging part of this gig? Q2: What do you dislike about liquid. Thank you