How GitHub Builds GitHub

! How GitHub Builds GitHub

! ! Development Processes

! ! Agile development process GitHub's development process Your development
process

! ! Kasima Tharnpipitchai ! kasima

! ! Alex Southgate ! southgate

2 N D R A T E G E N
I U S E S

! GitHub

2 N D R A T E G E N
I U S E S GitHub

! ! Agile Development How we used to do it

! ! “Agile software development is a group of software
development methods based on iterative and incremental development, where requirements and solutions evolve through collaboration between self- organizing, cross-functional teams.” - Wikipedia, Agile software development

! ! Iterate, iterate, iterate

! ! Deploying D

! ! Collaboration

! Iteration Planning Collaboration

! Standups Collaboration

! Pair Programming Collaboration

Technical

! ! Testing Technical

! ! Continuous Integration Technical

! ! Continuous Deployment Technical

! ! GitHub Development at

! Anarchy?

! Socialism?

! Emergent Behavior?

! ! Collaboration

! Iteration Planning Collaboration

! Standups Collaboration

! Chat

! Pair Programming Collaboration

! Pull Requests

! Pull Requests (n) a conversation around a set of
changes

! Pull Requests

! Cheap

Notiﬁcations @mentions

Rich Content

Not Just for Code

Why ? 244 GitHubbers 104 Cities 9 Timezones

! Asynchronous Development

! Locally Asynchronous

! Challenge

! Caveat

Technical

! Pragmatic Testing

! Focused Tests Locally

! Janky

! Heaven

! Staﬀ Deploy Targets

! Chat Ops

! Shared Command Line

! Public Log

! @mention Notiﬁcations

! Your development process How you can do this

Technical

! ! Don't build it yourself

Continuous Integration • tddium - https://www.tddium.com • jenkins - http://jenkins-ci.org
• circleci - https://circleci.com • travisci - https://travis-ci.org • TeamCity - http://www.jetbrains.com/teamcity

Platform as a Service • Heroku • EngineYard • Joyent
• nodejitsu • Elastic Beanstalk

! ! ChatOps

Chat Services • Campﬁre • HipChat • IRC • Yammer

Hubot • Open Source - http://github.com/github/hubot • Multiple Chat Platforms
• Plugin Architecture - https://github.com/github/hubot-scripts • Supports all our CI and CD tasks

! ! Collaboration

! Pull Requests

! What have we learned?

! We're still agile.

! We're still agile. Now we're also async.

! kasima ! southgate fromagie kasima Thanks! http://bit.ly/2rg-builds-github

How GitHub Builds GitHub

How GitHub Builds GitHub

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