Tereza Antunes
Bristol, England
Senior Product Designer | UX/UI Designer
Design Systems, UI, AI-assisted Delivery, Accessibility
Senior Product Designer with 6+ years delivering scalable, UI-led products and design systems across SaaS, healthcare, and AI. Specialises in system governance (tokens, components, documentation), rapid prototyping (Framer/Figma), and applied AI (agents, automations, conversational UX). Proven impact: faster releases, improved usability and accessibility, and measurable business outcomes.
Skills
UI design, interaction design, and end-to-end product design; design systems (tokens, components, Figma variables, governance, documentation); prototyping with Figma, Framer and Principle; UX research (interviews, surveys, usability testing, A/B testing); accessibility and inclusive design (WCAG); AI for product design (AI agents, Cursor, Lovable, automation workflows); design ops (specs, QA, design–dev handoff); plus motion design (After Effects), illustration, and mixed-reality concepts (AR/VR).
Work Experience
Domin
Senior UX/UI Designer
March/25 - Present
• Led full design system overhaul: audited all digital products, reduced components 91 to45 using Figma variants, and implemented Figma variables for tokens, theming, and states, improving decision efficiency by 25%.
• Delivered operator platform redesign with +30% operator satisfaction and −15% error rate through clearer UI patterns, state logic, and workflow optimisation.
• Pioneered Domin’s first structured UX research program, conducting client interviews and discovery to inform the new app version and influence end-to-end product strategy.
• Reduced developer rework effort by 60% through improved component logic, documentation clarity, QA workflows, and formalised design–dev collaboration.
• Designed and consulted on Domin’s first connected SaaS product, contributing to £1M+ in revenue (including £200k during beta) through optimised journeys, pricing IA, and in-product guidance.
• Delivered cohesive UI across web, desktop, and industrial GUIs, ensuring systemised, omnichannel experiences.
• Applied AI agents and design automation tools for documentation, patter n evolution, and design ops, reducing manual overhead and improving execution quality.
Dyson
Senior Experience Designer (Promoted from UI Designer)
Jul/22 – Nov/24
• Led UX/UI for connected devices across 10+ global markets, aligning product, engineering, and marketing around consistent interaction patterns and visual systems.
• Owned end-to-end design for Dyson’s first connected hair-care device (Airwrap ID), delivering MyDyson app integration with personalised routines and Bluetooth automation; launch received coverage in Vogue and Cosmopolitan.
• Key contributor to Curl-ID research, running global user interviews, surveys, and A/B tests; translated insights into personalisation logic that increased routine completion and feature adoption.
• Drove IoT and emerging-tech exploration, leading discovery, concepting, and prototyping for connected ecosystems and AR/VR interaction models.
• Managed five major launches on the 5M-user MyDyson platform, ensuring localisation, consistency, and compliance across East and West markets.
• Mentored junior designers, set accessibility and inclusive research standards, and contributed components, patterns, and documentation to Dyson’s design system.