UPI Payment Gateway Integration Expert

I am seeking a proficient Node.js developer to integrate the UPI Payment Gateway into my gaming script. I already possess full documentation for this payment gateway you will be expected to utilize. The framework to be used for the integration is Node.js. However, specifics of the games supported by the script has not been provided. Therefore, experience in various types of gaming projects would be beneficial. Key skills and experience needed:

- Expert knowledge in UPI Payment Gateway integration
- Proficiency in Node.js
- Experience in gaming projects
- Strong problem-solving skills and creativity in developing solutions