Open to remote roles · Q2 2026

hello, world.
I build tools that feel handmade.

Senior UX Designer specializing in design systems and developer handoff for B2B SaaS and fintech — currently at Economatica, formerly MAG Seguros.

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renato@uxdesigner
Studied and worked with
ESDI · UERJPUC-RioUniversidade de CoimbraMAG SegurosEconomatica
/ what I do

I turn complexity into clarity.

Four years shipping B2B products in insurance, finance, and decision-support platforms. I work at the intersection of research, interface design, and engineering alignment — building systems that scale without breaking and documentation that developers actually open. Currently leading UX at Economatica, a financial analysis platform used by institutional investors across Latin America.

01

Systems

+0%

Design systems built to survive scale — not just a style guide, but a shared language between design and engineering. Currently: +40% component reuse at Economatica.

02

Flows

+0%

Critical decision flows redrawn with engineers in the room. The goal is always the same: fewer screens, clearer actions, faster outcomes. Currently: +20% decision-flow efficiency at Economatica.

03

Handoff

−0 days

Specs that answer the question before it's asked. Annotations, tokens, edge cases — everything a developer needs to implement without a second meeting. Currently: −4 days per sprint at Economatica.

/ selected work

Four problems worth solving.

B2B insurance, financial analysis, AI research, and mobile credibility. Different contexts. The same question: what does the user actually need from this product?

  1. 01
    2023–2025·MAG Seguros·Lead UX Designerlead case

    Design for scale: evolving a B2B insurance platform without breaking it

    A Salesforce-integrated broker platform that needed to grow fast. Two years of component system work, cross-functional alignment, and a design language that could survive three product teams pulling in different directions.

    +40%component reuse−4dhandoff per sprint+20%decision efficiency0major regressions
    open case
  2. 02
    2023·MAG Seguros·UX Designer

    A documentation system that made handoff quiet

    Engineers were opening Figma files and still asking the same questions every sprint. I redesigned the handoff format so the document answered those questions before anyone had to ask — and the developers stopped waiting and started contributing.

    re-explanation meetingsdev contribution to docsspread to other UX teams
    open case
  3. 03
    2024·ESDI / UERJ·Researcher / Designer

    When the designer is the instrument, not the tool

    A master's research experiment using AI-assisted logo generation to study the boundary between human creative agency and machine output — not to produce a logo, but to find out exactly where human judgment becomes non-negotiable.

    AI at ideation, human at judgmentboundary conditions identifiedoption space vs. solo brainstorming
    open case
  4. 04
    2022·MAG Seguros·UX/UI Design Intern

    The app brokers thought was fake

    The previous app was built by developers without a designer. Brokers questioned whether it was a legitimate MAG product. I rebuilt it from scratch — introducing UX process to a project that had never had one, and restoring credibility through design coherence.

    trust problem resolved — app recognized as legitimatefirst version with mobile-native flows, not web copiespositive qualitative feedback at rollout
    open case
/ places I worked

A short track record.

Four-plus years of product design, almost entirely inside B2B platforms where the wrong click costs money.

  1. Jun 2025 — nowcurrent

    Senior UX Designer @ Economatica

    Leading UX on a financial analysis platform used by institutional and retail investors in the Brazilian market. Restructured the company Design System (+40% component reuse, -4 days handoff per sprint). Ran behavioural research that lifted decision-flow efficiency by 20%. Implemented continuous usability validation that reduced post-development rework.

  2. Oct 2023 — May 2025

    UX Designer (mid) @ MAG Seguros

    Broker platform — design and evolution of digital experiences focused on usability, interface consistency and commercial operations support. Led wireframes, high-fidelity prototypes and reusable components in Figma. Qualitative + quantitative research with Hotjar and GA; facilitated workshops across product, tech and business.

  3. Mar 2023 — Oct 2023

    UX Designer @ T2M

    Structured journeys, flows and improvement hypotheses for B2B digital products. Built interactive prototypes, ran usability tests, analysed metrics. Improved internal delivery documentation for development handoff.

  4. Mar 2021 — Dec 2022

    UX Design Intern @ MAG Seguros

    Low- and mid-fidelity wireframes and prototypes to validate flows and concepts. User research and feedback analysis, supporting the digital experience alongside design and development.

/ education
2023 — 2025

Master's in Design

ESDI · UERJ, Rio de Janeiro · research line: AI applied to Design
2018 — 2022

Graphic Design — Digital Media

PUC-Rio

Academic Exchange

University of Coimbra, Portugal
/ off the clock

Designer. Researcher. Occasional game designer.

A decade learning that design is not only pixels — it is systems, relationships, evidence. Salesforce taught me strategy. Pairing with engineers taught me to communicate. Seeing real broker impact taught me to care about details.

My master’s research on AI in design shapes how I think about tooling, augmentation, and where the designer’s judgment still matters most.

I write about design systems and developer handoff when I have something worth saying.

where

Rio de Janeiro, Brazil. Remote across UTC-5 → UTC+2.

focused on

B2B SaaS · fintech · design systems · developer handoff

tools

Figma, Hotjar, GA, Salesforce, notebooks.

since

2020. Long enough to stop apologizing for caring about kerning.

/ let's work together

Currently open to remote UX roles.

Based in Rio de Janeiro. Available globally across UTC-5 to UTC+2.

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