InnerSource: Applying Open Source Practices in the Enterprise

by Paul Finlayson Adams

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INNERSOURCE APPLYING OPEN SOURCE PRACTICES IN THE ENTERPRISE PAUL ADAMS 01-06-2018

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2 Let’s Play A Game!

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3 WHAT DID YOU DO WITH THE 5th PLAYER? • Communication became asynchronous? • Communication became noisy? • Collaboration disappeared? • Did you even get the trash in the bin? • What if I’d asked you to do this blindfolded? “day 6” by TLA8 (https://flic.kr/p/x8P4k)

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Part I: What?

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5 Let’s Talk About Zalando For A Moment

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6 ZALANDO AT A GLANCE as at March 2018 ~ 4.5 billion EUR revenue 2017 > 200 million visits per month > 15,000 employees in Europe > 70% of visits via mobile devices > 23 million active customers > 300,000 product choices ~ 2,000 brands 15 countries

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7 WE ARE CONSTANTLY INNOVATING TECHNOLOGY HOME-BREWED, CUTTING-EDGE & SCALABLE technology solutions ~ 2,000 employees from tech locations (HQs in Berlin) 7 77 nations help our brand to WIN ONLINE

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8 THE PILLARS OF RADICAL AGILITY

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9 OK. So What About InnerSource?

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10 “A Robust Approach To Team Collaboration.” - Andy Oram, PayPal SO… WHAT IS INNERSOURCE?

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11 LESSONS TO BE LEARNED FROM OPEN SOURCE • Development without boundaries • Spiritually agile • Continuous * • Docs!

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12 Time For Another Game!

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13 WHO SAID “PULL REQUEST”? • README • End User Documentation • Website • Contributing • License • Issues • User Stories • Commit Messages • Code • Comments • ... “Tug of War” by toffehoff (https://flic.kr/p/nD2nk) “Tug of War” by toffehoff (https://flic.kr/p/nD2nk) “Tug of War” by toffehoff (https://flic.kr/p/nD2nk) “Tug of War” by toffehoff (https://flic.kr/p/nD2nk) “Tug of War” by toffehoff (https://flic.kr/p/nD2nk)

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Part II: How?

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15 Pull Requests: Am I Making A Mistake?

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16 LOOK WHAT I DID! In GitHub’s own words: “Pull requests let you tell others about changes you've pushed to a GitHub repository.” - After the fact - “Let” is weak - “others”? “Acupuncture” by Petras Gagllas (https://flic.kr/p/iJoBE8)

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17 HOW ABOUT THIS DESCRIPTION? “An asynchronous form of communication design to collect all communication related to the development of a specific feature.” - Paul Adams, Zalando

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18 THE “ERR… I GUESS I KNOW WHAT HAPPENED HERE” PR

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19 THE “NOT TOO BAD AT ALL” PR

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20 A PRIME EXAMPLE?

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21 Let’s Talk: What Makes A PR A Good PR?

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22 DID WE TALK ABOUT TIMING? “postits” by Peer 2 Peer University (https://flic.kr/p/bt51RX) Ceremony Description Daily Scrum Probably no role here. Planning 1 Open PR. Planning 2 Complete the PR template. Review Merge the PR. Retro Perhaps process/template review. Backlog Refinement Probably no role here.

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Part III: Why?

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24 Get Synchronized

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PAUL ADAMS [email protected] opensource.zalando.com @therealpadams baggerspion.net 01-06-2018 OPEN SOURCE LEAD