Evolutionary Architecture as Product Rob Zuber CTO, CircleCI - PowerPoint PPT Presentation

Evolutionary Architecture as Product Rob Zuber CTO, CircleCI @z00b 1

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A Brief History of io.js 2014-11-26 io.js is forked from Node.js 7

A Brief History of io.js 2014-11-26 io.js is forked from Node.js 2015-02-10 io.js devs are sad about CircleCI 8

A Brief History of io.js 2014-11-26 io.js is forked from Node.js 2015-02-10 io.js devs are sad about CircleCI 2015-02-24 CircleCI releases support and docs for io.js 9

A Brief History of io.js 2014-11-26 io.js is forked from Node.js 2015-02-10 io.js devs are sad about CircleCI 2015-02-24 CircleCI releases support and docs for io.js 2015-06-16 io.js and Node.js form "Node Foundation" and merge 10

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My Biases Software Systems Customer Tech Scrappy Scaling 12

Design For Change 13

> git push GitHub origin 14

> git push GitHub CircleCI origin 15

> git push GitHub CircleCI origin 16

> git push GitHub CircleCI origin 17

> git push GitHub CircleCI AWS origin 18

Ixc 1 lxc 2 Application lxc 3 … lxc N 19

Application All containers from one image • Ubuntu 12.04 • Ruby + rvm lxc N Ixc 1 lxc 2 lxc 3 • Python + virtualenv … • Node.js + nvm • ... • MySQL (fixed) • Postgres (fixed) • Mongo (fixed) • ... 20

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Application Application lxc N lxc N Ixc 1 Ixc 1 lxc 2 lxc 3 lxc 2 lxc 3 … … Ubuntu 12.04 Ubuntu 14.04 23

Output Processor Hook Receiver Scheduler ruby-2.6.5-stretch mysql-8.0.18 Agent redis-4.0.12 … elasticsearch-6.8.4 24

Head Up 25

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Hook Receiver Agent elasticsearch-6.8.4 ruby-2.6.5-stretch Workflow Conductor mysql-8.0.18 redis-4.0.12 … Scheduler Output Processor 28

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According to StackShare 7856 Companies report using React 18312 Developers report using React 32

According to StackShare 7856 Companies report using React 18312 Developers report using React 3 Companies report using Om 8 Developers report using Om 33

You are a Product Manager 34

“ If we want to make it easier to write software, so that we can build more powerful systems more cheaply, we must find ways to make software simpler. John Ousterhout – A Philosophy of Software Design 35

“ Essential Complexity is inherent in, and the essence of, the problem (as seen by the users ). Ben Moseley & Peter Marks – Out of the Tar Pit 36

“ Accidental Complexity is all the rest — complexity with which the development team would not have to deal in the ideal world (e.g. complexity arising from performance issues and from suboptimal language and infrastructure). Ben Moseley & Peter Marks – Out of the Tar Pit 37

Q.E.D. 38

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Application Remember me? lxc N Ixc 1 lxc 2 lxc 3 … 41

Application Remember me? "Docker LXC Driver" lxc N Ixc 1 lxc 2 lxc 3 … 42

Application Remember me? "Docker LXC Driver" lxc N Ixc 1 lxc 2 lxc 3 … 2014-03-10: libcontainer launched (v0.9.0) 43

Application Remember me? "Docker LXC Driver" lxc N Ixc 1 lxc 2 lxc 3 … 2014-03-10: libcontainer launched (v0.9.0) 2015-08-11: lxc deprecated (v1.8.0) 44

Application Remember me? "Docker LXC Driver" lxc N Ixc 1 lxc 2 lxc 3 … 2014-03-10: libcontainer launched (v0.9.0) 2015-08-11: lxc deprecated (v1.8.0) 2016-02-04: lxc deleted (v1.10.0) 45

Hook Receiver Agent elasticsearch-6.8.4 ruby-2.6.5-stretch Workflow Conductor mysql-8.0.18 redis-4.0.12 … Scheduler Output Processor 46

Hook Receiver Agent Workflow Conductor Scheduler Output Processor Cloud Block Store Mount 47

Hook Receiver Agent elasticsearch-6.8.4 ruby-2.6.5-stretch Workflow Conductor mysql-8.0.18 redis-4.0.12 … Scheduler Output Processor Remote Docker Engine 48

Where Are We Now? 49

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Design For Change 53

Simplify the Basics & Look Ahead 54

Think Like a Product Manager 55

Meet Your Customers, Understand Their Goals, Architect Better 56

Thank you. 57