Hey Boss,
Firstly, I can be a good assistants for you to deliver all of your projects successfully.
I have greater experience in working with wordpress and Mailchimp is the best email service I recommend to my startup clients to run their email campaigns.
I can create responsive html pages using twitter bootstrap or using custom media queries.
Please check some of my sites which had similar requirements;
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If you have time feel free to drop me a message. I will answer you promptly.
Cheers,
Rambabu