WELCOME TO MYPORTFOLIO. [EXTENDED].

My name is Carlos Sierra. I'm a Senior Front-End Engineer based in Melbourne, Australia. I build fast, accessible and production-ready interfaces with React, TypeScript and modern frontend workflows. My experience spans product websites, marketing platforms, reusable UI patterns, eDM systems and high-volume campaign delivery.

This is my extended portfolio.

Websites

Selected website projects focused on frontend development, responsive systems and production-ready interfaces built for clarity, speed and long-term maintainability.

Structural AssessmentsFrontend development, content structure, responsive layout and a clean visual system for a specialist engineering studio.structuralassessments.com.au Melbourne StructuralA production-focused business website with strong hierarchy, service-led content blocks and scalable frontend patterns.melbournestructural.com.au VAA OnlineA community-focused website built to showcase events and community content with clear structure and accessible navigation.vaaonline.org.au MA CelebrantA celebrant website designed to present services, ceremony style and enquiry pathways with a warm tone and clear structure.macelebrant.com Environmental EngineerA specialist environmental testing website focused on soil contamination, asbestos, PFAS, petrochemicals and toxic mould with clear service pathways and enquiry points.environmentalengineer.com.au Fil BufaloAn author website built to showcase the Suitcase Series, travel books and writer profile content with an editorial feel and clear discovery paths.filbufalo.com.au

Animated banners

A selection of HTML5 animated banner work developed for campaign delivery, balancing visual impact, file-weight constraints and reliable cross-platform performance.

eDMs

Email design and development work created for marketing, CRM and promotional campaigns with an emphasis on responsive structure, modular content and delivery consistency.

Contact ME

carlosesierra@gmail.com carlosesierra.com.au github.com/carlosesierra linkedin.com/in/carlosesierra