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Well-being
2023.2.9 Developers Summit 2023
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overflow CTO
2010
Ameba
2013 A
2015
2017 6 CTO overflow
Tabito Ohtani
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Introduction
= (Developer Productivity)
Source lines of code (SLOC)
PR
d/d/d (deploys/ a day / a developer)
FourKeys
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Introduction
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( )
03
=
01
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Corporate
overflow
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Corporate
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overflow
105-0001
1-1-21 5F
2 880 4440
2017 6 9
Our vision
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Mission
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overflow
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IT /
Corporate
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Corporate
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Corporate
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Development Organization
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Development Organization
Offers toC Offers toB Offers MGR Enabling/Core Design
PO/PdM
Dev/Tech
Lead
Data Analysts
Engineers
Designers
兼務 兼務
兼務
=Flexible
= Full
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Development Organization
what/why - how
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Our history & issues
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Our history & issues
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PR
PR PR
PR
Github Insight
PR
Our history & issues
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PR
Our history & issues
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pros cons
PR ,
PR
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cons
PR ,
PR
pros
PR
Our history & issues
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d/d/d (deploys/ a day / a developer)
Our history & issues
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頻
0.1
(0.5 ~ 1.0 )
=
= or
= 頻
https://itrevolution.com/product/accelerate/
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d/d/d (deploys/ a day / a developer)
Our history & issues
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pros cons
e.g. or
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d/d/d (deploys/ a day / a developer)
Our history & issues
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pros cons
e.g. or
頻
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DORA
6
https://cloud.google.com/blog/ja/products/gcp/using-the-four-keys-to-measure-
your-devops-performance
FourKeys
Our history & issues
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4
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FourKeys
Our history & issues
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pros cons
⾒
Agile
etc.. DevOps
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FourKeys
Our history & issues
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pros cons
⾒
Agile
etc.. DevOps
(DevOps,
Note
( )
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https://www.atlassian.com/ja/incident-management/kpis/sla-vs-slo-vs-sli
FourKeys + SLO/SLI
Our history & issues
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頻
API 99.95%
90% n
SLO
Sprint
FourKeys
SLO/SLI
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FourKeys + SLO/SLI
Our history & issues
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pros cons
&
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FourKeys + SLO/SLI
Our history & issues
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pros cons
&
OKR
(
)
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Our history & issues
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Our history & issues
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(OKR)
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Our history & issues
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Donald T. Campbell
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Our history & issues
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どのような定量的な社会指標も、
社会的意思決定に用いられると、
その分だけ劣化圧力を受けやすくなり、
追跡対象としていた社会的プロセスがゆがめられ
劣化する傾向が強まる
Donald T. Campbell
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Our history & issues
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QA
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Current solution
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Current solution
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( )
01
=
02
⾒
03
04
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Current solution
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Current solution
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MTG
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Current solution
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MTG
⾒
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https://queue.acm.org/detail.cfm?id=3454124
SPACE
Current solution
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Copilot
SRE
Github Copilot Report 2022.09
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SPACE
Current solution
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1
5
Satisfaction
and well being
Performance Activity
Communication
and collaboration
Efficiency
and flow
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SPACE
Current solution
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(Well-being
(FourKeys, Github, etc..
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SPACE
Current solution
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Communication and collaboration
Efficiency and flow
SPACE -
Current solution
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SPACE
/
3
⾒
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SPACE - Satisfaction and well being
Current solution
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Satisfaction
and well being
Satisfaction
How fulfilled developers feel with their work, team, tools, or
culture
Well-being
How healthy and happy they are, and how their work impacts it
e.g.)
e.g.) CI/CD pipeline
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SPACE - Performance
Current solution
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Performance
Performance
the outcome of a system or process
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Activity
a count of actions or outputs completed in the course of
performing work
SPACE - Activity
Current solution
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Activity
PR
FourKeys
(FourKeys
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Communication and collaboration
how people and teams communicate and work together
SPACE - Communication and collaboration
Current solution
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Communication
and collaboration
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Efficiency and flow
capture the ability to complete work or make progress on it with
minimal interruptions or delays, whether individually or
through a system
SPACE - Efficiency and flow
Current solution
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Efficiency and
flow
e.g.)
MTG
MTG
Velocity
CI/CD
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SPACE
Current solution
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Satisfaction and well being
SPACE - -
Current solution
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Communication and collaboration
Activity
FourKeys/SLO PR
⾒
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SPACE - Satisfaction and well being
Current solution
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!! !!
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SPACE - Satisfaction and well being
Current solution
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/
Developer Survey
SRE
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SPACE - Communication & Collaboration
Current solution
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Slack
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SPACE - Activity
Current solution
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!! !!
FourKeys
FourKeys & Github
Github
PR Issue
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Current solution
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FourKeys
1on1
etc
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for the next
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for the next
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Review to Merge Time (RTMT)
PR PR
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Time before delivery
production
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Time in progress
open release ⾒
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Time in phase
QA
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Flow control
05
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for the next
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https://scrumorg-website-prod.s3.amazonaws.com/drupal/2021-02/2020-
EBM-Guide-Japanese.pdf
Scrum.org
(KVA)
(FourKeys)
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for the next
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https://scrumorg-website-prod.s3.amazonaws.com/drupal/2021-02/2020-
EBM-Guide-Japanese.pdf
(KVM)
KVM
=
頻
⾒
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for the next
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01
Well-being
02
SPACE
03
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( SaaS) +
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2023 1 26
β
URL : http://bit.ly/3XgKBg7
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No content
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Offers MGR
CTO