Design Process at BlaBlaCarJulien Pelletier - @jupelletier

Julien P, 31 ans

Design process

https://dribbble.com/monstercritic

Why a design process?

Progress

Switch

Set clear expectactions

Convince!

DISCOVERthe user point of view

DEFINEthe problem to solve

DEVELOPthe options to consider

DELIVERthe right solution

Understand the problem Solve the problem

DivergenceDivergenceConvergence

Convergence

Senior Junior

Data analysisFlow analysis

Stakeholder inputMember voice

User feedback databaseUser testing

User scenario

Design PrinciplesUser storiesRed routesA/B testing

POCHow Might We Questions

Architecture map

BrainstormBenchmarkCard sorting

SketchingWireframingPrototyping

KPIs

MVPStakeholder feedback

SurveyUser observation

Card sortingExternal studies

…

DISCOVERthe user point of view

“There are a lot of flies in my house. They’re so annoying, I want to get rid of them.”

Clara Simon 30 years old

Testimonial

Survey

5% 10% 12% 53% 20%

source: fictional

On a scale from 1 to 5, how much do flies annoy you?

ExtremelyVeryJust a bitNot that muchNot at all

Data

17 quadrillonnumber of flies in the world right now

source: reddit1 quadrillon = 1 000 000 000 000 000 000 000 000

Existing flow user test

All our users tried to kill the flies with their bare hands with a 10% success rate.

DEFINEthe problem to solve

“Flies are annoying because they’re loud and, even worse, because they’re attracted to people.”

Clara Simon30 years old

User interviews

“How Might We” Questions

How might we help people get rid of flies more easily?

Success criteria

● 3 out of 4 users report that flies are not very or not annoying at all.

● Success rate of the solution > 50%

DEVELOPthe options to consider

“If you have literally tried every possible variation, you will have come across the best solution.”

Julie ZhuoVP of Product Design Facebook

Explorations

Prototyping

DELIVERthe right solution

Solution Pros Cons

LightFlexibleAffordableRe-usableSafe for childrenNo battery needed

-

RadicalStill affordable

Need batteryFragile

Solution comparison

A/B Test

Success rate improvement: +400%

10% chance of killing a fly

50% chance of killing a fly

Survey

5% 10%12% 53% 20%

source: fictional

On a scale from 1 to 5, how much do flies annoy you?

ExtremelyA lotJust a bitNot that muchNot at all

DISCOVERthe user point of view

DEFINEthe problem to solve

DEVELOPthe options to consider

DELIVERthe right solution

TestimonialSurvey

DataExisting flow user test

User inteviewsHow Might We question

Success Criteria

Exploration mockupsPrototyping

Solution comparisionUser testSurvey

Questions?Oh, and we’re hiring :)