Learn fast to build fast, Le Monde case study by Ismaël Hery - Lean IT Summit 2014
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Transcript of Learn fast to build fast, Le Monde case study by Ismaël Hery - Lean IT Summit 2014
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LEARN FAST TO BUILD FAST–
LE MONDE CASE STUDY
EUROPEAN LEAN IT SUMMIT - OCT. 2014
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Ismaël Héry - Le [email protected] – @Ismael_Hery
Agile coach @OCTO until 2011Head of Software Development at le Monde.fr until 2013Delivery Manager for le Monde new print and digital contentmanagement plateform
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WHAT WE DO AT LE MONDE
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FREE WEB SITE (60 MILLIONS MONTHLY VISITORS)
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PREMIUM WEB & APPS (70 000 PAYING SUBSCRIBERS)
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MOBILE APPS, IOS AND ANDROID
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CMS FOR BOTH PRINT AND DIGITAL CONTENT
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WHAT'S TYPICAL IN OUR CONTEXT
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CLASH OF TWO CULTURES
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VERY HARD TIME ECONOMICALLY
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YOUNG (& UNMATURE) TECHNOLOGIES
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PROJECTS END ON TIME
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OUR PROBLEM
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FASTEST PATH?
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MAIN DOMAINS OF UNKNOWN
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PRODUCT DEFINITION UNKNOWNS –EXAMPLES
Is this user problem a real issue or is it something I see as anissue?Will it work as expected once in the user’s hands?How much should we invest in this feature compared to thatone?
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SOFTWARE DEVELOPMENT UNKNOWNS –EXAMPLES
Should we use that framework or that one?How long does it take to develop that kind of feature?Is it possible to have automated tests with this newtechnology?Where will the next bottleneck appear when we get 10x moreusers?
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OPERATIONS UNKNOWNS – EXAMPLESHow long and how much effort will it take to deploy a newrelease after QA?What will be the main weaknesses of this new system once inproduction?What are most vital dashboards and alerts for this newsystem?How many more servers do we need to support the expectedload?
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OUR PROBLEM
TO KNOW IS TO KNOW THAT WE KNOW NOTHING
IF WE WANT TO BUILD FAST, WE NEED TO SOLVE A LOT OFUNKNOWNS FAST
HOW CAN WE AMPLIFY AND SPEED UP TEAM'S LEARNING?
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OUR HYPOTHESIS
LEARN IN ALL CRITICAL DOMAINS, DON'T EXCEL AT ONE ATTHE EXPENSE OF OTHERS
DON'T WAIT TO LEARN
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PRACTICES WE USE TOSPEED UP LEARNING
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USER TESTING, ASAP AND OFTEN
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USER TESTING STORIES FROM LE MONDE
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DEPLOY (TOO) EARLY
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FAKE A LOT
SUPPORT YOUR EARLY USERS
DEPLOY INVISIBLE STUFF IF YOU CAN'TDEPLOY VISIBLE STUFF
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FAKE A LOT
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TAKE GREAT CARE OF YOUR BETA TESTERSRecruit them wiselyEncourage themGive them something back regularly
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IF YOU CAN'T DEPLOY FOR YOUR USERS, ATLEAST DEPLOY FOR YOUR DEVS AND OPS
Deploy sub parts technically testable in productionDeploy early and progressively
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WHAT WE GET FROM DEPLOYING VERY EARLYFocuses product people on improvements really needed byyour usersFocuses ops on real production problems (not the one theywish they have)Improves system robustness very earlyFuels continuous improvement based on concrete problemsCreates a sense of urgency and gets more engagement
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EARLY DEPLOYMENT STORIES FROM LEMONDE
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WHEN IN DOUBT, CHOOSETHE PATH OF MAXIMIZED
LEARNING
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WHEN FACING A CHOICE BETWEEN TWO SOLUTIONS WITH GROSSLY THE SAME ROI, PREFER THEONE THAT TEACHES YOU THE MOST!
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WHAT WE HAVE LEARNEDIt rarely works as expected, even when we do our homeworkcorrectly (design studio, UX tests etc).Deployment and use in production generates the biggestamount of knowledge (by an order of magnitude).Still lots of improvements ahead at doing user testing.
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CONCLUSIONDon't excel at learning in one domain at the expense of theothers (Theory of Constraints applied to learning?).Favor tools and practices that amplify both execution ANDlearning.
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THANK YOU!
Q & R
@Ismael_Hery