Email engineer at Prezi — designing and building lifecycle email and in-app messaging, automated end-to-end with AI.
Seven years between design and front-end. Currently turning a manual production cycle into an AI pipeline (Claude → Cursor → Braze) — campaign production from 3–8 hours to under 15 minutes.
Now
- Hand-coding responsive email templates (HTML/CSS + Liquid) and in-app messages (HTML/CSS + JavaScript) for lifecycle campaigns in Braze
- A/B testing subject lines and CTAs at 3M+ sends per arm, analysed in Hex
- Cross-client QA across Gmail, Outlook, Apple Mail · accessibility · dark mode · VML for Outlook
- Previously: growth campaigns at Pier — +5M ad impressions in 7 days
Stack
HTML CSS Liquid JavaScript Braze Litmus Hex Figma React Next.js Node
Links
Portfolio · LinkedIn · leonardt@outlook.com
Based in Portugal · EU + Brazil work authorization · PT / EN / DE



