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About

I started by asking people questions, then by drawing answers, and for nine years by running the teams that build them. This is the longer version.

Iris Vale in a studio

About

I started by asking people questions, then by drawing answers, and for nine years by running the teams that build them. This is the longer version.

Iris Vale in a studio

About

I started by asking people questions, then by drawing answers, and for nine years by running the teams that build them. This is the longer version.

Iris Vale in a studio

The story

  1. 2014

    Research first

    Fourteen studies for nine startups in Rotterdam, as a freelance researcher. The habit of writing down what users actually say started here.

  2. 2015

    Studio Mast

    Two years as a product designer for fintech and health clients. Built the studio's design system, then noticed the interesting decisions were being made before the design started.

  3. 2017

    Kindly

    Associate product manager on search and discovery in Amsterdam. Time to first order cut by half; the discovery playbook is still being forwarded.

  4. 2019

    Relay

    Product manager for the mobile app, zero to 800K installs in eighteen months, a team of nine, the first experimentation program.

  5. 2022

    Northwind

    Senior product manager for payments and onboarding in Berlin. Checkout conversion up 31 % in a year, Northwind Pay in four countries, three product managers hired and run.

Iris Vale in the studio
Berlin, 2026

In numbers

years in product
launches led
people using them
countries worked in

How I work

  • Ship every weekSmall releases, feature flags, a release note people read. Momentum is a feature.
  • One number per betEvery roadmap line names the number it should move and by when. If it cannot, it is not ready.
  • Talk to users yourselfFive interviews a month, no matter the title. Users say things to a person they do not say to a survey.
  • Write it downDecisions, trade-offs and the no's go in a doc everyone can read. Memory is not a system.

Education

  • 2012 to 2014TU Delft · MSc Design for InteractionThesis on onboarding in mobile banking, cum laude.
  • 2009 to 2012University of Amsterdam · BSc PsychologyMinor in statistics.

The story

  1. 2014

    Research first

    Fourteen studies for nine startups in Rotterdam, as a freelance researcher. The habit of writing down what users actually say started here.

  2. 2015

    Studio Mast

    Two years as a product designer for fintech and health clients. Built the studio's design system, then noticed the interesting decisions were being made before the design started.

  3. 2017

    Kindly

    Associate product manager on search and discovery in Amsterdam. Time to first order cut by half; the discovery playbook is still being forwarded.

  4. 2019

    Relay

    Product manager for the mobile app, zero to 800K installs in eighteen months, a team of nine, the first experimentation program.

  5. 2022

    Northwind

    Senior product manager for payments and onboarding in Berlin. Checkout conversion up 31 % in a year, Northwind Pay in four countries, three product managers hired and run.

Iris Vale in the studio
Berlin, 2026

In numbers

years in product
launches led
people using them
countries worked in

How I work

  • Ship every weekSmall releases, feature flags, a release note people read. Momentum is a feature.
  • One number per betEvery roadmap line names the number it should move and by when. If it cannot, it is not ready.
  • Talk to users yourselfFive interviews a month, no matter the title. Users say things to a person they do not say to a survey.
  • Write it downDecisions, trade-offs and the no's go in a doc everyone can read. Memory is not a system.

Education

  • 2012 to 2014TU Delft · MSc Design for InteractionThesis on onboarding in mobile banking, cum laude.
  • 2009 to 2012University of Amsterdam · BSc PsychologyMinor in statistics.

The story

  1. 2014

    Research first

    Fourteen studies for nine startups in Rotterdam, as a freelance researcher. The habit of writing down what users actually say started here.

  2. 2015

    Studio Mast

    Two years as a product designer for fintech and health clients. Built the studio's design system, then noticed the interesting decisions were being made before the design started.

  3. 2017

    Kindly

    Associate product manager on search and discovery in Amsterdam. Time to first order cut by half; the discovery playbook is still being forwarded.

  4. 2019

    Relay

    Product manager for the mobile app, zero to 800K installs in eighteen months, a team of nine, the first experimentation program.

  5. 2022

    Northwind

    Senior product manager for payments and onboarding in Berlin. Checkout conversion up 31 % in a year, Northwind Pay in four countries, three product managers hired and run.

Iris Vale in the studio
Berlin, 2026

In numbers

years in product
launches led
people using them
countries worked in

How I work

  • Ship every weekSmall releases, feature flags, a release note people read. Momentum is a feature.
  • One number per betEvery roadmap line names the number it should move and by when. If it cannot, it is not ready.
  • Talk to users yourselfFive interviews a month, no matter the title. Users say things to a person they do not say to a survey.
  • Write it downDecisions, trade-offs and the no's go in a doc everyone can read. Memory is not a system.

Education

  • 2012 to 2014TU Delft · MSc Design for InteractionThesis on onboarding in mobile banking, cum laude.
  • 2009 to 2012University of Amsterdam · BSc PsychologyMinor in statistics.

  1. 01ListenInterviews, support tickets and the data before any roadmap. The problem gets written down in one sentence
  2. 02DecideOne bet at a time, with the number that would prove it wrong. Everyone sees the trade-offs
  3. 03ShipSomething real every week. Small releases, feature flags, a release note people actually read
  4. 04LearnThe experiment gets read out whatever it says. What we learned goes into the next bet, in writing

  1. 01ListenInterviews, support tickets and the data before any roadmap. The problem gets written down in one sentence
  2. 02DecideOne bet at a time, with the number that would prove it wrong. Everyone sees the trade-offs
  3. 03ShipSomething real every week. Small releases, feature flags, a release note people actually read
  4. 04LearnThe experiment gets read out whatever it says. What we learned goes into the next bet, in writing

  1. 01ListenInterviews, support tickets and the data before any roadmap. The problem gets written down in one sentence
  2. 02DecideOne bet at a time, with the number that would prove it wrong. Everyone sees the trade-offs
  3. 03ShipSomething real every week. Small releases, feature flags, a release note people actually read
  4. 04LearnThe experiment gets read out whatever it says. What we learned goes into the next bet, in writing
A studio table in daylight

Let's talk

Send the role. I will read it.

A short mail is enough: the team, the problem, the stage. I answer every one, and I say no quickly when it is a no.

Open to work from January 2027

I answer within two daysContact page
A studio table in daylight

Let's talk

Send the role. I will read it.

A short mail is enough: the team, the problem, the stage. I answer every one, and I say no quickly when it is a no.

Open to work from January 2027

I answer within two daysContact page
A studio table in daylight

Let's talk

Send the role. I will read it.

A short mail is enough: the team, the problem, the stage. I answer every one, and I say no quickly when it is a no.

Open to work from January 2027

I answer within two daysContact page

Product manager

Right now

Open to work from January 2027

Berlin--:--local time

Product manager

Right now

Open to work from January 2027

Berlin--:--local time

Product manager

Right now

Open to work from January 2027

Berlin--:--local time

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