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
Sponsored
·
SiteGround - Reliable hosting with speed, security, and support you can count on.
→
Koji SHIMADA
PRO
October 18, 2025
Programming
290
1
Share
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
More Decks by Koji SHIMADA
See All by Koji SHIMADA
ソフトウェアアーキテクトのための意思決定術: Create Decision Readiness—The Real Skill Behind Architectural Decision
snoozer05
PRO
35
12k
日本Rubyの会: これまでとこれから
snoozer05
PRO
6
330
Rubyist入門: The Way to The Timeless Way of Programming
snoozer05
PRO
8
670
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
8.6k
WHOLENESS, REPAIRING, AND TO HAVE FUN: 全体性、修復、そして楽しむこと
snoozer05
PRO
10
25k
スタッフエンジニアの道: The Staff Engineer’s Path
snoozer05
PRO
55
21k
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
15k
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
28k
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
6.4k
Other Decks in Programming
See All in Programming
AI時代になぜ書くのか
mutsumix
0
320
The Less-Told Story of Socket Timeouts
coe401_
3
1.1k
GoogleCloudとterraform完全に理解した
terisuke
1
190
PHPでバイナリをパースして理解するASN.1
muno92
PRO
0
430
なぜあなたのコードには「コシ」がないのか?〜AI時代に問う、最後まで美味しい設計と戦略〜 #phpconkagawa / phpconkagawa2026
shogogg
0
150
20260514_its_the_context_window_stupid.pdf
heita
0
800
ローカルLLMでどこまでコードが書けるか / How much code can be written on a local LLM
kishida
2
340
GitHubCopilotCLIをはじめよう.pdf
htkym
0
330
AlarmKitで明後日起きれるアラームアプリを作る
trickart
0
130
AIを導入する前にやるべきこと
negima
2
340
AI時代のエンジニアリングの原則 / Engineering Principles in the AI Era
haru860
0
1.1k
ソフトウェア設計の結合バランス #phperkaigi
kajitack
0
490
Featured
See All Featured
We Have a Design System, Now What?
morganepeng
55
8.1k
Jess Joyce - The Pitfalls of Following Frameworks
techseoconnect
PRO
1
150
The Mindset for Success: Future Career Progression
greggifford
PRO
0
330
"I'm Feeling Lucky" - Building Great Search Experiences for Today's Users (#IAC19)
danielanewman
231
23k
jQuery: Nuts, Bolts and Bling
dougneiner
66
8.4k
Marketing Yourself as an Engineer | Alaka | Gurzu
gurzu
0
190
Dealing with People You Can't Stand - Big Design 2015
cassininazir
367
27k
The Anti-SEO Checklist Checklist. Pubcon Cyber Week
ryanjones
0
130
ReactJS: Keep Simple. Everything can be a component!
pedronauck
666
130k
The MySQL Ecosystem @ GitHub 2015
samlambert
251
13k
Lessons Learnt from Crawling 1000+ Websites
charlesmeaden
PRO
1
1.2k
Ruling the World: When Life Gets Gamed
codingconduct
0
220
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