WRITING & INSIGHTS

My Writing & Insights

I write about design systems, product strategy, accessibility, and the craft of shipping real products serving millions. Follow along here or subscribe to my newsletter.

Fintech

So Where Did My Money Go?

There is probably no sentence more Nigerian than: “But I was debited!”

You send ₦100,000 to someone. Your bank immediately sends you a notification:

August 2026

•

5 min read

Read on Substack →

All Articles

UX Research

Your Brain Is the Best UX Researcher You Never Hired

One of the strangest things about product design is how different a product can feel once it leaves the designer’s laptop and enters somebody else’s life. While you’re designing it, everything seems obvious, the hierarchy makes sense, the buttons are

January 2026 · 4 min read

Read on Substack →

Systems Thinking

Why Nigerian Traffic Is Actually a Product Design Problem

There are probably few better places to study human behaviour than a Nigerian road at 7:30 in the morning. You can plan your route the night before, check Google Maps before you leave, calculate the estimated travel time and even convince yourself that,

March 2026 · 6 min read

Read on Substack →

AI & Product Design

AI Doesn’t Have a UX Problem. Humans Have an AI Problem.

I’ve been thinking about how strange our relationship with AI has become. We spent years imagining intelligent machines as robots, talking computers and futuristic dashboards, yet one of the most powerful forms of AI most people use today is a

June 2026 · 6 min read

Read on Substack →

Financial Inclusion

With Great Power Comes Great Financial Access

What Spider-Man can teach us about the future of fintech in Africa ...

​

August 2026 · 5 min read

Read on Substack →

MJ

Crafting digital experiences

with precision & purpose.

Contact

madukajosh@gmail.com

+234 816 574 8910

Nigeria

© 2026 MJ. All rights reserved.

Built with extreme attention to detail.

WRITING & INSIGHTS

My Writing & Insights

I write about design systems, product strategy, accessibility, and the craft of shipping real products serving millions. Follow along here or subscribe to my newsletter.

Fintech

So Where Did My Money Go?

There is probably no sentence more Nigerian than: “But I was debited!”

You send ₦100,000 to someone. Your bank immediately sends you a notification:

August 2026

•

5 min read

Read on Substack →

All Articles

UX Research

Your Brain Is the Best UX Researcher You Never Hired

One of the strangest things about product design is how different a product can feel once it leaves the designer’s laptop and enters somebody else’s life. While you’re designing it, everything seems obvious, the hierarchy makes sense, the buttons are

January 2026 · 4 min read

Read on Substack →

Systems Thinking

Why Nigerian Traffic Is Actually a Product Design Problem

There are probably few better places to study human behaviour than a Nigerian road at 7:30 in the morning. You can plan your route the night before, check Google Maps before you leave, calculate the estimated travel time and even convince yourself that,

March 2026 · 6 min read

Read on Substack →

AI & Product Design

AI Doesn’t Have a UX Problem. Humans Have an AI Problem.

I’ve been thinking about how strange our relationship with AI has become. We spent years imagining intelligent machines as robots, talking computers and futuristic dashboards, yet one of the most powerful forms of AI most people use today is a

June 2026 · 6 min read

Read on Substack →

Financial Inclusion

With Great Power Comes Great Financial Access

What Spider-Man can teach us about the future of fintech in Africa ...

​

August 2026 · 5 min read

Read on Substack →

MJ

Crafting digital experiences

with precision & purpose.

Contact

madukajosh@gmail.com

+234 816 574 8910

Nigeria

© 2026 MJ. All rights reserved.

Built with extreme attention to detail.

WRITING & INSIGHTS

My Writing & Insights

I write about design systems, product strategy, accessibility, and the craft of shipping real products serving millions. Follow along here or subscribe to my newsletter.

Fintech

So Where Did My Money Go?

There is probably no sentence more Nigerian than: “But I was debited!”

You send ₦100,000 to someone. Your bank immediately sends you a notification:

August 2026

•

5 min read

Read on Substack →

All Articles

UX Research

Your Brain Is the Best UX Researcher You Never Hired

One of the strangest things about product design is how different a product can feel once it leaves the designer’s laptop and enters somebody else’s life. While you’re designing it, everything seems obvious, the hierarchy makes sense, the buttons are

January 2026 · 4 min read

Read on Substack →

Systems Thinking

Why Nigerian Traffic Is Actually a Product Design Problem

There are probably few better places to study human behaviour than a Nigerian road at 7:30 in the morning. You can plan your route the night before, check Google Maps before you leave, calculate the estimated travel time and even convince yourself that,

March 2026 · 6 min read

Read on Substack →

AI & Product Design

AI Doesn’t Have a UX Problem. Humans Have an AI Problem.

I’ve been thinking about how strange our relationship with AI has become. We spent years imagining intelligent machines as robots, talking computers and futuristic dashboards, yet one of the most powerful forms of AI most people use today is a

June 2026 · 6 min read

Read on Substack →

Financial Inclusion

With Great Power Comes Great Financial Access

What Spider-Man can teach us about the future of fintech in Africa ...

​

August 2026 · 5 min read

Read on Substack →

MJ

Crafting digital experiences

with precision & purpose.

Contact

madukajosh@gmail.com

+234 816 574 8910

Nigeria

© 2026 MJ. All rights reserved.

Built with extreme attention to detail.