MODULE 6 — DIGITAL PRODUCT DEVELOPMENT

PRODUCT BUILDER
FOR A DAY

Digital Product Development

Gianluca Pereyra

From an idea to something people can actually try.

IDEA → BUILD → TEST

BEFORE WE BUILD

Six workshops. What has changed?

01

What surprised you most?

02

What have you actually used since the other workshops?

03

What can you do today that you couldn't do before?

04

What would you love to build next?

Let's talk first. No slides to rush through.

10:00–10:45 · Group conversation

TODAY'S MISSION

Don't just learn about products. Build one.

By 17:00, show something another person can try.

10:00–10:45Reflect & reconnect
10:45–11:30Choose an idea & form teams
11:30–13:00Build Sprint 1 + peer testing
13:00–14:00Lunch
14:00–16:00Build Sprint 2 + testing & improvements
16:00–17:00Demos, feedback & closing

One useful flow beats ten unfinished features.

10:45–11:30 · GET READY

What will you build?

01

Pick a real problem you care about.

02

Work solo or in teams of 2–3.

03

Define ONE core user journey.

Expense trackerEvent sign-upStudy quizResearch toolYour own idea

Start small enough to test today.

YOUR TOOLS

Describe it. Build it. Iterate.

Google AI Studio

Build mode · https://aistudio.google.com/

Open Google AI Studio

ChatGPT / Claude · optional thinking and debugging assistants

1. Describe the idea
2. Generate the first version
3. Test, diagnose, improve

Use sample data. Avoid sharing personal or confidential information.

11:30–13:00 · BUILD SPRINT 01

Make the first thing work.

INPUTACTIONRESULT

What does the user do?

What does the product do?

What can someone actually see or use?

By lunch: a first working flow, tested by another team.

Build → try → fix → repeat.

LUNCH BREAK

Back at 14:00.

Enjoy your lunch. See you soon.

00HOURS

00MINUTES

00SECONDS

Return atLisbon time

Lisbon time · —

14:00–16:00 · BUILD SPRINT 02

Improve. Test. Make it usable.

01

DOES IT WORK?

Test the core journey from start to finish.

02

CAN SOMEONE ELSE USE IT?

Get feedback without explaining every click.

03

WHAT WILL YOU IMPROVE?

Fix the highest-impact problem first.

Working demo · One real test · One improvement · Known limitations

You do not need a perfect product. You need an honest demo.

BUILD SPRINT 02 · OPTIONAL PAUSE

Take a short break.

Stretch. Recharge. Then keep building.

10MINUTES