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Guilherme M.

Empowering Digital Products with Deep User Insights

With a fervent passion for uncovering the nuances of human behavior, Guilherme Muezerie champions the intersection of research and digital innovation. Boasting expertise in mixed methods UX research, he is adept at steering product teams towards insightful decisions, answering the pivotal question: "What should we build next?" His track record spans startups and digital products, where his skills in digital strategy, creative planning, and marketing communications have consistently enhanced user experience and product strategy. Guilherme's ability to translate complex user data into actionable insights is unmatched, making him a cornerstone in any digital product development team.
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Guilherme M.

Experience

Jan 2025 — Present
Labrys </>

Labrys </>

UX Researcher

Labrys is an international R&D Center focused on bridging the gap between technological innovation, society's needs, and governmental regulation.

Jan 2025 — Present
Labrys </>

Labrys </>

Marketing & product

Sep 2024 — Nov 2024
UNESCO

UNESCO

Research Assistant

UNESCO is a specialized UN agency focused on building peace through education, science, culture, and communication.

Sep 2023 — Nov 2024

The London School of Economics and Political Science (LSE)

MSc Social and Cultural Psychology

The London School of Economics is a prestigious university offering programs in social sciences and cultural studies.

Nov 2021 — Apr 2023
Dojo

Dojo

UX Researcher & marketing manager

Dojo creates digital payment solutions and integrates technology to foster connections, focusing on small and medium businesses.

  • Spearheaded the launch and growth of digital payment solutions, significantly increasing market penetration among UK small and medium enterprises.
  • Conducted comprehensive market and UX research, enhancing product positioning and driving user adoption across multiple digital platforms.
  • Collaborated closely with cross-functional teams, including engineers and product managers, to prioritize new features and optimize product offerings.
Nov 2021 — Apr 2023
Dojo

Dojo

Sr. Product Marketing Manager & Research

Apr 2017 — Jan 2022
Nubank

Nubank

UX Researcher & Marketing Manager

  • Leveraged marketing and branding tools (PR, inbound, content, social media, brand strategy, research etc).
  • Led x-functional teams, to support three phases of product lifecycle:
  • (i) discovery: define market segments, run research, support the UI/UX process and develop distinct product positioning;
  • (ii) go to market: build launch strategies to reach product goals, while mitigating the risks associated with entering the market;
  • (iii) lifecycle mgmt: lead product growth, adoption and satisfaction increase, by making sure our customers know, understand, use, love (and don't churn) our products and features.
  • During the years, I’ve worked for multiple products inside Nubank, having had experiences with:
  • Credit Card: planning and briefing creative for digital marketing campaigns;
  • Rewards product: creating engagement and churn prevention strategies;
  • Personal Loan: running market and UX research, defining product positioning and creating go to market strategy; Creation of growth and content strategies;
  • Nu’s credit card launch in Colombia: defining early go to market / launch strategy;
  • SMBs new credit card launch and checking account growth strategies.
Apr 2017 — Jan 2022
Nubank

Nubank

Product Marketing and Research

  • Leveraged marketing and branding tools (PR, inbound, content, social media, brand strategy, research etc).
  • Led x-functional teams, to support three phases of product lifecycle:
  • (i) discovery: define market segments, run research, support the UI/UX process and develop distinct product positioning;
  • (ii) go to market: build launch strategies to reach product goals, while mitigating the risks associated with entering the market;
  • (iii) lifecycle mgmt: lead product growth, adoption and satisfaction increase, by making sure our customers know, understand, use, love (and don't churn) our products and features.
  • During the years, I’ve worked for multiple products inside Nubank, having had experiences with:
  • Credit Card: planning and briefing creative for digital marketing campaigns;
  • Rewards product: creating engagement and churn prevention strategies;
  • Personal Loan: running market and UX research, defining product positioning and creating go to market strategy; Creation of growth and content strategies;
  • Nu’s credit card launch in Colombia: defining early go to market / launch strategy;
  • SMBs new credit card launch and checking account growth strategies.
May 2016 — Apr 2017
Nubank

Nubank

Operations Manager

  • Designed and implemented scalable business processes to support company growth, achieving high customer satisfaction rates.
  • Led cross-functional teams in improving operational efficiencies, resulting in a significant reduction in processing times.
  • Devised strategic plans for sustainable operations, increasing scalability and enhancing service delivery.
May 2016 — Apr 2017
Nubank

Nubank

Business Architect

Jan 2016 — Apr 2016
Nubank

Nubank

Customer experience analyst

Jan 2016 — Apr 2016
Nubank

Nubank

Xpeer

Aug 2013 — Aug 2015
Nike

Nike

Marketing Intern

Nike is a leading global brand in sportswear and footwear, known for innovation and quality products.

  • Enhanced Nike's brand presence by managing retail and in-store marketing initiatives across various locations in Brazil.
  • Led successful seasonal product launches, ensuring brand consistency and high visibility in key marketplaces.
  • Contributed to consumer research projects, delivering insights that supported sports category growth strategies.
Jun 2012 — Jan 2013
Abril

Abril

Marketing Intern

Abril is a leading media company in Brazil, offering content across various platforms including print, digital, and events.

  • Supported marketing strategies and special media projects for the growth of motorsport and sports magazines.
  • Developed engaging content for brand advertisers, enhancing digital presence and reader engagement.
Jun 2011 — Jun 2012
JWT

JWT

Planning Intern

J. Walter Thompson Worldwide provided innovative advertising solutions and branding strategies for global clients.

  • Assisted in creating comprehensive branding strategies for high-profile clients like Coca-Cola and Microsoft.
  • Conducted market research to inform and strengthen branding campaigns, leading to enhanced client satisfaction.
Mar 2011 — Jun 2011

Ecommerce Consulting

Mídia Online

Ecommerce Consulting provides strategic solutions for online retailers to optimize their digital presence and sales.

  • Developed and managed online media campaigns to drive brand awareness and sales for small digital retailers.
  • Crafted impactful copy and strategic messaging for digital advertising, enhancing client engagement and conversion rates.