Marketing technology developer building responsive HTML email, web interfaces, API integrations, and automation systems.

Kelvin Perez • Peerlist

<p>A personal portfolio of responsive HTML email examples, including promotional, newsletter, and transactional messages. I built the markup and responsive layouts using tables, inline CSS, and hybrid techniques. The portfolio includes browser previews, readable HTML source, and plain text versions. These examples demonstrate email development and interface engineering, with the live case study linked above.</p>