UX & Data-Driven Usability Designer

UX & Data-Driven Usability Designer About the Role We are looking for a UX & Data-Driven Usability Designer to help improve the performance of a large-scale digital commerce platform. This role focuses on identifying friction in critical customer journeys and delivering usability improvements that directly impact conversion.

You will own the Usability workstream, partnering closely with product and analytics teams to analyze user behavior, uncover drop-off points, and design improvements across key transactional flows such as cart, checkout, and payment.

This role is ideal for a designer who combines strong UX thinking with analytical rigor and enjoys working in fast-moving consulting environments where rapid insights and quick wins are highly valued.

What You’ll Do Lead usability analysis across critical customer journeys including product discovery, cart, checkout, and payment. Conduct funnel analysis to identify friction points and conversion drop-offs throughout the purchase process. Partner with product and analytics teams to analyze quantitative data such as conversion rates, abandonment points, and user behavior patterns. Map end-to-end customer journeys to identify quick wins and usability improvements that can drive immediate conversion gains. Design and prototype improvements to transactional flows, focusing on reducing friction and simplifying the purchasing experience. Present insights and design recommendations to stakeholders, clearly tying usability improvements to measurable business impact. Work within a fast-paced consulting team delivering iterative improvements across short delivery cycles.

Required Qualifications 5+ years of experience in UX design or product design Strong experience with data-driven design approaches, including funnel analysis and conversion optimization Ability to collaborate with product and analytics teams to interpret quantitative data and translate insights into UX improvements Experience mapping end-to-end user journeys and identifying usability improvements Proven experience redesigning transactional flows such as cart, checkout, or payment experiences Strong problem-solving and research skills Fluency in Portuguese (required working language) Comfort working in fast-paced consulting environments with tight delivery timelines

Preferred Qualifications Experience working with A/B testing frameworks and experimentation programs Background designing for marketplace platforms or high-traffic e-commerce products Experience in consulting or agency environments with frequent stakeholder presentations Familiarity with qualitative usability testing methods, including user interviews and moderated testing

This role offers the opportunity to combine UX design and analytics to drive measurable improvements in customer experience and platform performance. If you enjoy solving complex usability challenges and turning data into impactful design decisions, we’d love to hear from you.