Designing end-to-end digital products for nearly a decade
Hello, I am Carolina Cajazeira (or Cajá). A product designer with over 9 years of experience and a background in industries such as fintech, telecom, edtech, e-commerce, among others.
📍 Based in Brazil, working globally.
Highlights of my journey
How I used AI agents to reduce a process from 36 hours of work to just 1 hour
TELECOM
UTILITIES
IA
Bemobi Wave (2026)
From 2 business days to 8 seconds: how I designed the automation of the enrollment process for Questrade's DRIP program
TELECOM
WEB
Bemobi Wave (2026)
From web portal to app: how I designed the documents area of QuestMobile, Questrade's application.
TELECOM
APP
Bemobi Wave (2026)
Cajá ・ Senior Product Designer ・ 2026
Designing end-to-end digital products for nearly a decade
Hello, I am Carolina Cajazeira (or Cajá). A product designer with over 9 years of experience and a background in industries such as fintech, telecom, edtech, e-commerce, among others.
📍 Based in Brazil, working globally.
Highlights of my journey
How I used AI agents to reduce a process from 36 hours of work to just 1 hour
TELECOM
UTILITIES
IA
Bemobi Wave (2026)
From 2 business days to 8 seconds: how I designed the automation of the enrollment process for Questrade's DRIP program
TELECOM
WEB
Bemobi Wave (2026)
From web portal to app: how I designed the documents area of QuestMobile, Questrade's application.
TELECOM
APP
Bemobi Wave (2026)
Cajá ・ Senior Product Designer ・ 2026
Designing end-to-end digital products for nearly a decade
Hello, I am Carolina Cajazeira (or Cajá). A product designer with over 9 years of experience and a background in industries such as fintech, telecom, edtech, e-commerce, among others.
📍 Based in Brazil, working globally.
Highlights of my journey
How I used AI agents to reduce a process from 36 hours of work to just 1 hour
TELECOM
UTILITIES
IA
Bemobi Wave (2026)
From 2 business days to 8 seconds: how I designed the automation of the enrollment process for Questrade's DRIP program
FINTECH
WEB
Questrade (2025)
From web portal to app: how I designed the documents area of QuestMobile, Questrade's application.
FINTECH
APP
Questrade (2024)
Cajá ・ Senior Product Designer ・ 2026