Shopify Plus Custom App Development with GraphQL

I'm seeking a seasoned Shopify Plus developer with strong GraphQL expertise to help with a unique project.

Key Responsibilities:
- Develop a custom app tailored to improving our checkout process.
- Seamlessly integrate this app with our Shopify Plus store and other necessary services.

Ideal Freelancer:
- Extensive experience with Shopify Plus and GraphQL is a must.
- Proven track record in custom app development.
- Strong skills in service integration.
- Previous experience working on enhancing checkout processes would be a significant advantage.