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
One Enishi After Another
Search
Koji SHIMADA
PRO
October 18, 2025
Programming
0
230
One Enishi After Another
Rails Girls Sapporo 2ndでの発表資料です
https://railsgirls.com/sapporo-2nd.html
Koji SHIMADA
PRO
October 18, 2025
Tweet
Share
More Decks by Koji SHIMADA
See All by Koji SHIMADA
日本Rubyの会: これまでとこれから
snoozer05
PRO
6
260
Rubyist入門: The Way to The Timeless Way of Programming
snoozer05
PRO
7
600
ソフトウェアアーキテクトのための意思決定術: Software Architecture and Decision-Making
snoozer05
PRO
26
8k
WHOLENESS, REPAIRING, AND TO HAVE FUN: 全体性、修復、そして楽しむこと
snoozer05
PRO
9
20k
スタッフエンジニアの道: The Staff Engineer’s Path
snoozer05
PRO
55
20k
ソフトウェアアーキテクチャメトリクスの基礎: Software architecture metrics in a nutshell
snoozer05
PRO
35
14k
これから学ぶ人のための ソフトウェアアーキテクチャ入門: Software architecture is a tool to enhance our humanity
snoozer05
PRO
44
27k
ソフトウェアアーキテクチャ・ ハードパーツ: Software Architecture The Hard Parts
snoozer05
PRO
12
6.3k
ソフトウェアアーキテクチャの基礎: Software Architecture in a Nutshell
snoozer05
PRO
70
47k
Other Decks in Programming
See All in Programming
0→1 フロントエンド開発 Tips🚀 #レバテックMeetup
bengo4com
0
470
안드로이드 9년차 개발자, 프론트엔드 주니어로 커리어 리셋하기
maryang
1
150
2年のAppleウォレットパス開発の振り返り
muno92
PRO
0
180
Grafana:建立系統全知視角的捷徑
blueswen
0
280
The Art of Re-Architecture - Droidcon India 2025
siddroid
0
160
ZJIT: The Ruby 4 JIT Compiler / Ruby Release 30th Anniversary Party
k0kubun
1
310
CSC307 Lecture 03
javiergs
PRO
1
470
Claude Codeの「Compacting Conversation」を体感50%減! CLAUDE.md + 8 Skills で挑むコンテキスト管理術
kmurahama
1
710
副作用をどこに置くか問題:オブジェクト指向で整理する設計判断ツリー
koxya
1
260
AtCoder Conference 2025「LLM時代のAHC」
imjk
2
640
SQL Server 2025 LT
odashinsuke
0
120
AtCoder Conference 2025
shindannin
0
920
Featured
See All Featured
Navigating Weather and Climate Data
rabernat
0
65
Exploring anti-patterns in Rails
aemeredith
2
220
Evolving SEO for Evolving Search Engines
ryanjones
0
93
RailsConf 2023
tenderlove
30
1.3k
Making the Leap to Tech Lead
cromwellryan
135
9.7k
Fantastic passwords and where to find them - at NoRuKo
philnash
52
3.5k
Gemini Prompt Engineering: Practical Techniques for Tangible AI Outcomes
mfonobong
2
250
Building Experiences: Design Systems, User Experience, and Full Site Editing
marktimemedia
0
360
Sam Torres - BigQuery for SEOs
techseoconnect
PRO
0
160
Done Done
chrislema
186
16k
Fashionably flexible responsive web design (full day workshop)
malarkey
408
66k
Measuring & Analyzing Core Web Vitals
bluesmoon
9
720
Transcript
ONE ENISHI AFTER ANOTHER ౡాߒೋ !TOPP[FS 4BU 3BJMT(JSMT4BQQPSPOE
ౡాߒೋ!TOPP[FS
from Sapporo, with love for Ruby.
Vision IT Systems Teams Organization Management Execution Management Business Process
Talent Development ENISHI TECH INC.
Ruby no Kai
None
None
Ͳ͏ͧΑΖ͓͘͠ئ͍͠·͢
ONE ENISHI AFTER ANOTHER ౡాߒೋ !TOPP[FS 4BU 3BJMT(JSMT4BQQPSPOE
ONE ENISHI AFTER ANOTHER ౡాߒೋ !TOPP[FS 4BU 3BJMT(JSMT4BQQPSPOE
ԑ ͑ʹ͠
ԑى ͑Μ͗
ԑ͋ΔҼՌʢݪҼͱ݁Ռʣͷ࿈ʹɺผͷҼՌͷ࿈͕ۮવʹೖΓࠐΈɺ৮͢Δ͜ͱ ىԑ͕ͦΕͧΕͷҼՌʹԿΒ͔ͷӨڹΛՃ͑ɺ୯ಠͰਐߦͨ͠߹ͱҟͳΔ݁Ռ͕ੜ͡Δ͜ͱ ࢁ㟒ल༤ʰᣭͷܦӦɿԑ͔ΒىΛੜΉਓͮ͘Γɾͮ͘ΓʱΑΓ ԑى ͑Μ͗
wԑىͷݩͱͳΔෳͷҼՌ͕ؔۮવʹަࠩ͢Δ wᣭͰͦΕͧΕͷҼՌ͕ؔަࠩ͢Δ͜ͱʹΑͬͯԑى͕ੜ͡Δ ᣭ ͍ͯ͢Μ ࢁ㟒ल༤ʰᣭͷܦӦɿԑ͔ΒىΛੜΉਓͮ͘Γɾͮ͘ΓʱΑΓ 👇 👇
ᣭͱͯ͠ͷ3BJMT(JSMT4BQQPSPOE
3BJMT(JSMT4BQQPSPOEͰࢀՃऀͷΈͳ͞Μʹੜ·Εͨԑ 🔀ιϑτΣΞΛ࡞Δ׆ಈͱͷԑ ࣗͷιϑτΣΞΛ࡞ΕΔ͔͠Εͳ͍Մೳੑ 🔀ಓ۩ٕज़ͱͷԑ 3VCZɺ3BJMTɺλʔϛφϧɺ74$PEFɺ)FSPLVʜ 🔀ਓͱͷԑ ίʔνɺελοϑɺࢀՃऀ
ԑ͔ΒىΛੜΉ ԑʹࢸΓͯҰॠʹແʹ͋͏ɻͦΕ͕৺ͷͱΊΑ͏ɺମͷ;ΕΑ͏ ͰࣄΛى͜͠ʢىʣɺͦΕΑΓࠓ·Ͱଓ͚ͯདྷͨΕΔҼՌͷߦಈ͕ɺ يಓΛͣΕΏ͖ɺ·ͨͣΕ͕ͨɺيಓʹ෮͠ߦ͘ͳΓ ೆํ۽ೇʰٓ๏ཾॻ؆ʱ ʢڧௐҾ༻ऀʹΑΔʣ l
w ରʹҙࣝΛ͚ɺੵۃతʹಇ͖͔͚Δ͜ͱͰԑ͔Βى͕ੜ͡Δ w ྑ͘ͳΔʹɺ·͔ͣࣗΒ৺Λ։͘͜ͱ w ح৺ w ڵຯؔ৺ w ָ͠Ήؾ࣋ͪ
৺ͷͱΊΑ͏ɺମͷ;ΕΑ͏ͰࣄΛى͜͢
w ڵຯͷͳ͍ͷΛڵຯ͋Δͷʹม͑Δ༐ؾɺ·ͣͬͯΈΔ͜ͱͰى͖Δ w ʮࢼ͢ʯͱ͍͏ԑ͕ɺ࣍ͷىΛੜͤ͡͞ΔՄೳੑΛੜΉ ͷલʹདྷͨόεʹɺ·ͣͬͯΈΔ͜ͱ l ߥມʰ͙͢ʹཱͭͷ͙͢ʹཱͨͳ͘ͳΔʱ
ԑ͔Β ىΛੜΉ
ࣗͷͨΊͷιϑτΣΞΛॻ͘ େࣄͳ͜ͱ lϓϩϑΣογϣφϧzͷΑ͏ʹΖ͏ͱ͠ͳ͍ ڵຯɺح৺ɺָ͠͞Λେࣄʹ͢Δ ฤΈྉཧΈ͍ͨʹɺࣗपΓͷਓ͕ຬ͢ΔͷΛ࡞ΔͷͰΑ͍
ϓϩάϥϛϯάΛֶͿ ʮࣗͷح৺ؔ৺ɺײੑΛ༬͚ΒΕΔରʯΛݟ͚ͭग़͠ɺ ͦΕΛֶͿ͜ͱͰɺ࣍ͷΑ͏ͳྲྀΕ͕ੜ·ΕΔ l ߥມʰ͙͢ʹཱͭͷ͙͢ʹཱͨͳ͘ͳΔʱ ษڧ͢Δͷ͕ͱָͯ͘͠ɺتͼɺͤʹͳΔ ͤΛײ͓͔ͨ͛͡ͰɺษڧʹΑͬͯಘͨͷ͕ͯ͢ ݂ʹͳΔ
ֶΜͩ͜ͱ͕ʹ͍࣮ͭͨײɺษڧͷָ͠͞Λײͯ͡ɺ ͞ΒʹڵຯΛٻͯ͠Έͨ͘ͳΔ
None
IUUQTDPNNPOTXJLJNFEJBPSHXJLJ'JMF.BSJBO@8SJHIU@&EFMNBO@ KQH ݟͨ͜ͱ͕ͳ͍ͷʹͳΕͳ͍ .BSJBO8SJHIU&EFMNBO l
h t t p s : / / r u
b y k a i g i . o rg ϓ ϩ ά ϥ ϛ ϯά ݴ ޠ Λ ࡞ ͬ ͯ ͍ Δ ਓ ͨ ͪ Λ ݟ ʹ ͍ ͘
h t t p s : / / r u
b y k a i g i . o rg 5 I F 3 V C Z $ P N N V O J U Z ͱ ͷ ܨ ͕ Γ Λ ֬ ೝ ͢ Δ
h t t p s : / / k a
i g i o n r a i l s . o rg 8F C Ξ ϓ Ϧ έ ʔ γϣ ϯ Λ ࡞ ͬ ͯ ͍ Δ ਓ ͨ ͪ Λ ݟ ͯ Έ Δ
h t t p s : / / k a
i g i o n r a i l s . o rg 8F C Ξ ϓ Ϧ έ ʔ γϣ ϯ Λ ࡞ ͬ ͯ ͍ Δ ਓ ͨ ͪ Λ ݟ ͯ Έ Δ
ίϛϡχςΟʹࢀՃͯ͠ΈΔ 3VCZίϛϡχςΟ IUUQTTDSBQCPYJPSVCZKQҬSC
ίϛϡχςΟʹࢀՃͯ͠ΈΔ 3VCZίϛϡχςΟ IUUQTTDSBQCPYJPSVCZKQҬSC ͷίϛϡχςΟ OV͞ΜUPNJP͞Μͷհͯ͘͠Ε͍ͯͨͷͳͲΛࢀߟʹ
ίϛϡχςΟΛ࢝ΊͯΈΔ IUUQTOPUFDPNDP@CBDIJFOOFDCFBDC
ίϛϡχςΟΛ࢝ΊͯΈΔ IUUQTOPUFDPNDP@CBDIJFOOFDCFBDC
ԑى ܧଓ͍ͯ͘͠
ᣭͱͯ͠ͷ3BJMT(JSMT4BQQPSPOE
ܧଓ͢Δԑىͷ݁Ռͱͯ͠ͷ3BJMT(JSMT4BQQPSPOE
ZFBSTBHPʜ
None
None
l+PZGVM3VCZz
None
IUUQTUIFCSJEHFKQMJOEBMJVLBTJOUFSWJFX
IUUQTUIFCSJEHFKQMJOEBMJVLBTJOUFSWJFX
None
IUUQTTOPP[FSIBUFOBCMPHKQFOUSZ
IUUQTTOPP[FSIBUFOBCMPHKQFOUSZ
None
None
ܧଓ͢Δԑىͷ݁Ռͱͯ͠ͷ3BJMT(JSMT4BQQPSPOE
ܧଓ͢Δԑىͷىͱͯ͠ͷ3BJMT(JSMT4BQQPSPOE
IUUQTXXX fl JDLSDPNQIPUPTSFDPNQJMF@OFU ͍ܰؾ࣋ͪͰɺͱΓ͋͑ͣ ͬͯΈΔ͜ͱ͕؊ཁͩͱ ࢥ͍·͢ɻʜ·ͣॻ͍ͯΈ ͳ͍ͱ࢝·Γ·ͤΜ͔Βɻ l <SVCZ>
ܧଓ͢Δԑىͷىͱͯ͠ͷ3BJMT(JSMT4BQQPSPOE ͜ͷͰͰ͖ͨʮԑʯ͔Β ࣍ͷͨ͘͞Μͷʮىʯ͕ੜ·Εଓ͍͍͖ͯ·͢Α͏ʹ
ONE ENISHI AFTER ANOTHER ౡాߒೋ !TOPP[FS 4BU 3BJMT(JSMT4BQQPSPOE
ॻ੶ɿ wೆํ۽ೇʰೆํϚϯμϥʱʢՏग़จݿʣ wߥມʰ͙͢ʹཱͭͷ͙͢ʹཱͨͳ͘ͳΔʱʢϓϨδσϯτࣾʣ wάϨʔεɾϘχʔʰࣗͰʮ࢝Ίͨʯঁͨͪʱʢւͱ݄ࣾʣ w4BN3VCZʰ"HJMF8FC%FWFMPQNFOUXJUI3BJMTʱʢ1SBHNBUJD#PPLTIFMGʣ จɿ wʰᣭͷܦӦɿԑ͔ΒىΛੜΉਓͮ͘Γɾͮ͘ΓʱIUUQTSFQPTJUPSZNVTBTIJBDKQETQBDFCJUTUSFBN NVTBTIJ@@@@@@@ZBNBTBLJQEG 8FCɿ wʰ3BJMT(JSMTͷ͖ͭͮʮ3BJMT(JSMTNPSFʯʱIUUQTCMPHDMFBODPEFSDPNVODMFCPCUIFDMFBOBSDIJUFDUVSFIUNM
wʰϓϩάϥϛϯάͷָ͠͞Λଟ͘ͷঁੑʹ͍͑ͨɿʮ3BJMT(JSMTʯ࢝ऀͷϦϯμɾεΧε͞ΜʹΠϯλϏϡʔʱIUUQTUIFCSJEHFKQ MJOEBMJVLBTJOUFSWJFX өըɿ wʰ0OF#BUUMF"GUFS"OPUIFSʱ ࢀߟจݙ