Download - Just Ship: Managing to Stay Out of the Way

Just ShipManaging to Stay Out of the Way

Ken Little@timesopen

9/7/11Tuesday, September 13, 2011

What is Etsy?

Tuesday, September 13, 2011

1+ Billion Pageviews Per Month


~80 Engineers


Still Evolving: Heavy Bias Toward Change


HEAVY.


The Management Challenge: Create an Environment that ENCOURAGES

Experimentation and Rapid Development


Rule of Thumb: If You’re not Coding, Be a Catalyst


Rule of Thumb: If You’re not Coding, Be a Catalyst

Find Ways to Make Coders Better, Stronger, Faster


Constant Change


• Make Small(ish), Measurable Changes

Constant Change



• All Roads Lead to Prod

Constant Change



• All Roads Lead to Prod

• No Barriers. If You Can do the Work, Then You Can... do the Work...

Constant Change


Small(ish) Changes


“All existing revision control systems were built by people who build installed software”

- Paul Hammond, Always Ship Trunk, Velocity 2010


The Web is NOT Installed Software


Commit Daily


Commit DailyTO TRUNK


No Branches


No Sleepy Repose in QA / Stage


DO IT LIVE!


DO IT LIVE?(OK Not Quite)


Branch in Code


if ($cfg::isEnabled(‘awesome_new_search’)) {

# new hotness

$rsp = do_solr();

} else {

# boring old stuff

$rsp = do_grep();

}

Config Flags


Keep it Simple


$conf[‘awesome_new_search’] = array(

! enabled => ‘ADMINONLY’

);

Ding Ding!


• Allows Multiple Contributors Without Drifting from Trunk

• Provides Tremendous Visibility into Project Progress

• Once Done, Code’s already Deployed

Ding Ding!


Turning it on in Production is Actually Boring


Do (Most) Change Management Along the Way



• Code Reviews With each Commit


Don’t Think, Just do it




• Unit Tests - We’ve Got Boatloads




• Unit Tests - We’ve Got Boatloads

• Constantly Monitor for Trouble. Correct Quickly.


Graph Everything


No, Really. Everything.


mean time to detect: < 5 minutes

mean time to resolve:4.5 minutes


All Roads Lead to Prod



! enabled => ‘ADMINONLY’

);

Rampups



! enabled => ‘WHITELIST’,

! whitelist => array(‘kenlittle’, ‘yournamehere’)

);

Rampups



! enabled => ‘RAMPUP’,

! percent => 1 //percent of users

);

Rampups


1%


Experiments


Hack Week


Make it Harder to Talk About an Idea Than to Just do it


No Barriers. If You Can do the Work, Then You Can... do the Work...


Mike Becak


Mike BecakProduct Dude


Mike’s Commit Stream


Mike’s Code Reviews


Mike’s Push


Sam Haskins


Sam HaskinsRocking Engineering Intern


Sam Announcing a New Feature


Wrap it Up


Small, Constant Change


Prod is a Great Context to Dev in


Help the Folks that Do, Do More


http://kellanem.etsy.com


http://www.etsy.com/shop/kellanem

http://www.etsy.com/shop/kellanem

Thanks!

• http://codeascraft.etsy.com

• http://www.etsy.com/careers/

• [email protected]


http://codeascraft.etsy.com

http://codeascraft.etsy.com

http://www.etsy.com/careers/

http://www.etsy.com/careers/

mailto:[email protected]

mailto:[email protected]

Download - Just Ship: Managing to Stay Out of the Way

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