Hello.

I’m Melissa, a Product Designer based in Porto. I’ve been designing digital experiences in the fintech, healthcare and e-commerce industries, for the past 15 years. I'm now looking for my next exciting challenge. Here’s a look at some of the work I’ve done, let’s connect.

FINOA

Simplifying crypto to drive growth

Partnering closely with product and engineering, I led a full redesign that created an intuitive, trustworthy experience, raising Net Promoter Score (NPS) from 78% to 99%.

KNOK

Designing the future of care

At Knok, I worked on core tools, including an AI-powered Symptom Checker and a Remote Vital Signs Reader to support over 1.2M patients across multiple countries.

JUMIA

Transforming “Africa’s Amazon”

How the redesign of the web and mobile apps fueled Jumia's growth across Africa, through a scalable platform that simplified shopping and empowered millions of customers.

7EGEND

Agency Portfolio highlights

From McDonald’s apps and multi-brand retail platforms to festival guides, I crafted engaging interfaces that delighted users, combining brand identity and usability across hospitality, entertainment, and e-commerce.

Hello.

I’m Melissa, a Product Designer based in Porto. I’ve been designing digital experiences in the fintech, healthcare and e-commerce industries, for the past 15 years. I'm now looking for my next exciting challenge.

Here’s a look at some of the work I’ve done. I’m glad you’re here, let’s connect.

FINOA

Simplifying crypto to drive growth

Partnering closely with product and engineering, I led a full redesign that created an intuitive, trustworthy experience, raising Net Promoter Score (NPS) from 78% to 99%.

KNOK

Designing the future of care

At Knok, I worked on core tools, including an AI-powered Symptom Checker and a Remote Vital Signs Reader to support over 1.2M patients across multiple countries.

JUMIA

Transforming “Africa’s Amazon”

How the redesign of the web and mobile apps fueled Jumia's growth across Africa, through a scalable platform that simplified shopping and empowered millions of customers.

JUMIA

Transforming “Africa’s Amazon”

How the redesign of the web and mobile apps fueled Jumia's growth across Africa, through a scalable platform that simplified shopping and empowered millions of customers.

SELECTED WORK

FINOA

Simplifying crypto to drive growth

Partnering closely with product and engineering, I led a full redesign that created an intuitive, trustworthy experience, growing users from 300 to 700, tripling frequent users, and raising Net Promoter Score (NPS) from 78% to 99%.


KNOK

At Knok, I worked on core tools, including an AI-powered Symptom Checker, Remote Vital Signs Reader, and Nurses Triage Platform, to strengthen the telemedicine experience, and support over 1.2M patients across multiple countries.


JUMIA

Jumia, the leading African e-commerce platform, faced fragmented experiences across mobile and web, slowing purchases and frustrating users. I contributed to the redesign of the web and mobile apps, creating a mobile-first, intuitive, and scalable platform that simplified shopping, built trust, and empowered millions of customers across Africa.


7EGEND

At 7EGEND, I designed digital experiences that blended brand identity with usability across hospitality, entertainment, and e-commerce. From apps for McDonald’s and multi-brand retail platforms to festival guides, I created intuitive, engaging, and cohesive interfaces that delighted users and strengthened brand connections.