I'm looking for an experienced Shopify developer to help me build a personalised footwear store. The store will need to allow customers to customise their footwear with names, initials, numbers, symbols. Essential features include: - Custom text input - Upload image options - Colour and size customisation - Custom buttons for product variants Ideal skills and experience: - Proficiency in Shopify - Experience with product personalisation tools - Strong design skills to create an intuitive user interface - Knowledge of handling product variants with custom buttons Please provide examples of previous Shopify projects, preferably in the clothing or customisation niche.