Hi, Dear
I hope you are doing well.
I've read your requirement carefully and I understood what you want.
I'm sure I can do your job perfectly with my rich experience in Fullstack Development(Node.js, Express, PHP, Laravel, React, Angular, Vue, MongoDB, MySQL, Google Firebase, etc), Payment gateway integration(Paypal, Stripe, etc), E-commerce website development.
If you give me a chance to prove my ability, I'll do my best for your job.
Then you'll never be disappointed.
Perfect result on time, this is my strictest rules.
Let's perfect your job and make a great relationship!
Looking forward to hearing you back and discussing all details.
Thanks a lot.