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SEO
How to manage automatic hreflang tags in Shopify
Learn how to manage automatic hreflang tags in Shopify to optimize international SEO and show...
Costas Sacas
Shopify
How to create a Shopify rollout to change your store themes
Learn how to schedule and automate theme changes using Shopify Rollouts for seasonal campaigns and...
Costas Sacas
Shopify
How to use QR code discounts in Shopify?
Learn how to generate, share, and scan QR codes for discount codes in Shopify for...
Costas Sacas

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Blog by Costas Sacas – Full-stack developer, software architect & Shopify expert with 21 years’ experience. I’ve helped clients scale their stores to 7–10 figures, pioneering AI-driven automations in e-commerce and saving them money through advanced code optimization. Now I teach others how to do the same.