Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
Scaling Your Team
Search
Alex Gaynor
October 04, 2012
Programming
12
1.6k
Scaling Your Team
Talk presented at PyCon South Africa, 2012.
Alex Gaynor
October 04, 2012
Tweet
Share
More Decks by Alex Gaynor
See All by Alex Gaynor
Quantifying Memory Unsafety and Reactions to It
alex
0
82
Learning from Failure: Post-mortems
alex
2
280
The cobbler's children have no shoes, or building better tools for ourselves
alex
1
250
Techniques for Debugging Hard Problems
alex
1
550
Building Communities with Code Review
alex
4
260
Documenting Domain Specific Knowledge
alex
1
350
Pickles are for Delis, not for Software
alex
0
320
Code Review in Open Source Software
alex
4
740
Why Ruby isn't slow
alex
10
3.8k
Other Decks in Programming
See All in Programming
地域ITコミュニティの活性化とAWSに移行してみた話
yuukis
0
210
Code smarter, not harder - How AI Coding Tools Boost Your Productivity | Webinar 2025
danielsogl
0
100
生成AIを使ったQAアプリケーションの作成 - ハンズオン補足資料
oracle4engineer
PRO
3
110
Being an ethical software engineer
xgouchet
PRO
0
200
Going Structural with Named Tuples
bishabosha
0
190
SEAL - Dive into the sea of search engines - Symfony Live Berlin 2025
alexanderschranz
1
110
家族・子育て重視/沖縄在住を維持しながらエンジニアとしてのキャリアをどのように育てていくか?
ug
0
260
The Weight of Data: Rethinking Cloud-Native Systems for the Age of AI
hollycummins
0
250
いまさら聞けない生成AI入門: 「生成AIを高速キャッチアップ」
soh9834
15
4.3k
アーキテクトと美学 / Architecture and Aesthetics
nrslib
12
3.3k
サービスクラスのありがたみを発見したときの思い出 #phpcon_odawara
77web
4
580
趣味全開のAITuber開発
kokushin
0
180
Featured
See All Featured
ReactJS: Keep Simple. Everything can be a component!
pedronauck
666
120k
Adopting Sorbet at Scale
ufuk
75
9.3k
4 Signs Your Business is Dying
shpigford
183
22k
GraphQLとの向き合い方2022年版
quramy
45
14k
Large-scale JavaScript Application Architecture
addyosmani
511
110k
BBQ
matthewcrist
88
9.6k
Build The Right Thing And Hit Your Dates
maggiecrowley
34
2.6k
Building Flexible Design Systems
yeseniaperezcruz
328
38k
StorybookのUI Testing Handbookを読んだ
zakiyama
28
5.6k
Building Applications with DynamoDB
mza
94
6.3k
Why Our Code Smells
bkeepers
PRO
336
57k
Creating an realtime collaboration tool: Agile Flush - .NET Oxford
marcduiker
29
2k
Transcript
Friday, October 5, 12
Scaling Your Project Alex Gaynor PyCon South Africa, 2012 Friday,
October 5, 12
Me • Software Engineer at rdio.com • Python Software Foundation
member • Django software Foundation board member • Django, PyPy, and CPython core developer Friday, October 5, 12
What is scaling? Friday, October 5, 12
Scaling is not performance Friday, October 5, 12
Scalability is the ability of a project to handle more
users/traffic/customers linearly with resources Friday, October 5, 12
A website is scalable if adding N more server lets
it handle N times more traffic than adding one server Friday, October 5, 12
A software project is scalable if adding N more engineers
lets you ship code N times faster than adding one more engineer Friday, October 5, 12
“9 women can’t have a baby in one month” Friday,
October 5, 12
How to scale a project and a team? Friday, October
5, 12
“Bus factor” Friday, October 5, 12
One-click deployment Friday, October 5, 12
• fabric • Roll out any revision at any time
• Rollback to a known working state at any time Friday, October 5, 12
• Seems to be a relatively new idea. • Python
tools for this aren’t great yet. • Chef, puppet, salt One click infrastructure Friday, October 5, 12
New developer onboarding Friday, October 5, 12
$ git clone http://url.to/your/project $ mkvirtualenv your-project $ pip install
-r requirements.txt $ supervisord start Friday, October 5, 12
Developing for the web 5 years ago • HTTP server
• Database Friday, October 5, 12
Developing for the web now • HTTP server • Databases
• Queue workers • Custom daemons Friday, October 5, 12
Enter supervisord • It supervises processes • A good idea
in production • Potentially really useful in development Friday, October 5, 12
Automated Testing Friday, October 5, 12
How do we avoid breaking software? • Intuition about what
can break • Manual testing • Automated testing Friday, October 5, 12
Automated testing changes how we write software Friday, October 5,
12
Code Review Friday, October 5, 12
• Rietveld, github, phabricator • Code review every single patch
• Helps defeat the bus factor Friday, October 5, 12
Make new developers do code reviews Friday, October 5, 12
Embrace the community Friday, October 5, 12
Cost to implement yourself vs. Cost to learn something Friday,
October 5, 12
Community standards mean your developers come pre-trained Friday, October 5,
12
Maintain high code quality Friday, October 5, 12
Code Quality • PEP 8 • Good naming • Commenting
Friday, October 5, 12
Measure and Analyze Friday, October 5, 12
• Useful logging • Powerful error analysis (Sentry) • Measurements
(mmstats, statsd) Friday, October 5, 12
• Automate everything • Embrace the community • Make getting
started easy Recap Friday, October 5, 12
Thank you! Questions? https://speakerdeck.com/u/alex Friday, October 5, 12