MERN Stack E-commerce Site Development

I need a skilled developer to build an e-commerce website using the MERN stack. The site should include checkout and payment processing features, utilizing the GMO credit card payment gateway.

Key requirements:
- Build using MongoDB, Express.js, React, and Node.js
- Implement checkout and payment processing
- Integrate GMO credit card payment gateway

Ideal skills and experience:
- Proven experience with MERN stack
- Strong background in e-commerce site development
- Familiarity with GMO payment gateway integration
- Excellent problem-solving skills and attention to detail

Looking for a reliable and efficient developer to bring this project to life. Please provide examples of similar work done.