技術的負債を返済するための ロードマップの作成と運用を始めた話

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1. Copyright©2021 Sukedachi Inc. All Right Reserved ٕज़తෛ࠴Λฦࡁ͢ΔͨΊͷ ϩʔυϚοϓͷ࡞੒ͱӡ༻Λ࢝Ίͨ࿩ גࣜձࣾॿଠ౛ ࣥߦ໾һCTO ݄ᖒ୓࠸
2. Copyright©2023 Sukedachi Inc. All Right Reserved ࠓ೔࿩͢͜ͱ • ࣗݾ঺հ • ॿଠ౛ͷ঺հ • ٕज़ෛ࠴ϩʔυϚοϓͱෛ࠴ฦࡁϑϩʔͷ঺հ
3. Copyright©2023 Sukedachi Inc. All Right Reserved ࣗݾ঺հ
4. Copyright©2023 Sukedachi Inc. All Right Reserved ࣗݾ঺հ 4 ܦྺ Career 01 άϦʔגࣜձࣾ 2013.04- ࢓ࣄ಺༰ Job 02 2017.03- ݄ᖒ ୓࠸ Employee Introduction ॿଠ౛ͷ։ൃ૊৫࡞Γ ۀքΛม͑ΒΕΔαʔϏεΛ ੜΈग़ͤΔ։ൃ૊৫Λ࡞Δ࢓ࣄ Tsukisawa Takuya ࣥߦ໾һ CTOɹ ͜Ε͔Β΍Γ͍ͨ͜ͱ ٕज़ෛ࠴ͷฦࡁͱ։ൃαΠΫϧͷޮ ཰Խɺࣾһཱྀߦ 1987೥ੜ·Ε 
 ळాݝग़਎ ๺ւಓେֶେֶӃ
 ৘ใՊֶݚڀՊଔ ܹਏྉཧɺ͓ञɺ֨ಆٕɺےτϨ Twitter @tksw_009 SNS ޷͖ͳ͜ͱ Like 03 גࣜձࣾδʔχʔɹ ࠓ΍͍ͬͯΔ͜ͱ ओʹόοΫΤϯυ։ൃɺ։ൃ૊৫࡞Γ΍։ൃͷ಺੡ԽͳͲʹैࣄ 2020೥11݄ VPoEͱͯ͠ೖࣾ 2021೥6݄ ࣥߦ໾һब೚ 2022೥11݄ ࣥߦ໾һCTOब೚ 2020.11- גࣜձࣾॿଠ౛ɹ
5. Copyright©2023 Sukedachi Inc. All Right Reserved גࣜձࣾॿଠ౛ͷ঺հ
6. Copyright©2023 Sukedachi Inc. All Right Reserved גࣜձࣾॿଠ౛ͷ঺հ ❏ ৬ਓ͞Μͱ޻ࣄձࣾͷࣄۀऀϚονϯά ❏ ݐઃۀͷਖ਼ࣾһٻਓαʔϏε ❏ 2017೥૑ۀ ❏ ྦྷܭ໿20ສࣄۀऀ ❏ ྦྷܭ໿40ԯͷࢿۚௐୡࡁΈ ॿଠ౛͕ఏڙ͢ΔαʔϏε ݐઃۀքͷਓखෆ଍΍ਓࡐ֬อͷ೉͠͞ ΛITͰղܾ͢ΔαʔϏε
7. Copyright©2023 Sukedachi Inc. All Right Reserved ݐઃۀքͷ՝୊
8. Copyright©2023 Sukedachi Inc. All Right Reserved ݐઃۀքͷ՝୊ 8 1 ۀք಺ͰߴྸԽ͕ਐΈɺ ए೥૚ͷबۀऀ͕গͳ͍ 60୅ͷׂ߹͕શମͷ̐෼ͷ̍Λ઎Ί͓ͯΓɺ ࠓޙਂࠁͳ࿑ಇऀෆ଍ʹؕΔՄೳੑ͕͋Δ 2 धཁʹର͢Δຫੑతͳਓखෆ଍ ௚ۙͷݐઃ౤ࢿֹ͸૿Ճ܏޲ʹ͋Δͷʹର͠ɺ ຫੑతͳਓखෆ଍ͱͳ͍ͬͯΔ ݐઃۀքͷਰୀΛ๷͙ͨΊ ਓखෆ଍ͷղফ͕ٸ຿
9. Copyright©2023 Sukedachi Inc. All Right Reserved ݐઃۀքͷ՝୊ 9 9 1 2 ৬ਓΛғ͍ࠐΉ׳श શ͘ಉ͡εΩϧΛ࣋ͭ৬ਓͰ΋ɺݩ੥͚Λ௒͑ͨ ͭͳ͕ΓΛ͍࣋ͯͯͳ͍ ࢓ࣄ΍ਓࡐͷख഑ʹ IT͕׆༻͞Ε͍ͯͳ͍ ࢓ࣄ΍ਓࡐΛ୳࣌͢͸஥͔ؒΒͷ঺հͷΈɺ 
 ࠓͩʹి࿩࿈བྷ͕ϝΠϯ ๩͍࣌͠ͱՋͳ࣌ͷ೾͕େ͖͘ɺܦӦ͕҆ఆ͠ͳ͍ɻ ൟ๩݄ ؓࢄ݄ or डɾൃ஫ऀͷ࠷దͳ Ϛονϯά͕Ͱ͖͍ͯͳ͍
10. Copyright©2023 Sukedachi Inc. All Right Reserved ݐઃۀքͷ՝୊ ޻ࣄձࣾͷਓखෆ଍ΛɺϚονϯάͱਖ਼ࣾһ࠾༻Ͱղܾ ٻਓܝࡌ/ εΧ΢τ toB toC ϚονϯάʢऔҾઌʣ Ξϓϩʔν ड஫ ৬ਓ ޻ࣄձࣾ ֹ݄ར༻ྉ ֹ݄ར༻ྉ ٻਓ޿ࠂ/εΧ΢τ Ԡื ڠྗձࣾ/৬ਓΛ ूΊ͍ͨ ࣾһΛ ूΊ͍ͨ ࣾһͳΓ͍ͨ ৽͍͠औҾઌΛ ݟ͚͍ͭͨ ࠾༻αʔϏεʢਖ਼ࣾһʣ ܝࡌ/εΧ΢τ ར༻ྉ ʢSaaSܕʣ ʢΞϓϦ՝ۚʣ
11. Copyright©2023 Sukedachi Inc. All Right Reserved ຊ୊
12. Copyright©2023 Sukedachi Inc. All Right Reserved ࿩͢͜ͱཁ໿ ✓ લஈͷ͓࿩
 ✓ վΊٕͯज़తෛ࠴ʹ͍ͭͯߟ͑ͯΈͨ
 ✓ ෛ࠴ฦࡁͷϩʔυϚοϓͷ࡞੒ͱӡ༻Λ࢝Ί͓ͨ࿩
13. Copyright©2023 Sukedachi Inc. All Right Reserved લஈͷ͓࿩
14. Copyright©2023 Sukedachi Inc. All Right Reserved ͦ΋ͦ΋ෛ࠴ʹ͍ͭͯͪΌΜͱߟ͖͔͚͑ͨͬ ✓ ॿଠ౛͸2C޲͚ͷΞϓϦ΍2B޲͚ͷwebαʔϏεΛల։ ✓ Ϗδωεతʹ΋ίʔυతʹ΋ϞϊϦγοΫͳߏ଄ ✓ νʔϜߏ੒͸৬ೳܕνʔϜ iOSνʔϜ AndroidνʔϜ Web FrontνʔϜ BackendνʔϜ ॿଠ౛ΞϓϦ ॿଠ౛๏ਓ޲͚Ϛονϯά ॿଠ౛ٻਓαʔϏε BtoC BtoB CTO
15. Copyright©2023 Sukedachi Inc. All Right Reserved ͦ΋ͦ΋ෛ࠴ʹ͍ͭͯͪΌΜͱߟ͖͔͚͑ͨͬ ✓ ։ൃੜ࢈ੑΛ্͛ΔͨΊʹϓϩηεͷվળΛ͖ͯͨ͠ʢσϒαϛ2023ʣ ✓ ݁Ռͱ֤ͯ͠νʔϜͰෛ࠴ʹ͍ͭͯߟ͑Δ͕࣌ؒੜ·Εͨ
16. Copyright©2023 Sukedachi Inc. All Right Reserved ͦ΋ͦ΋ෛ࠴ʹ͍ͭͯͪΌΜͱߟ͖͔͚͑ͨͬ ✓ ։ൃੜ࢈ੑΛ্͛ΔͨΊʹϓϩηεͷվળΛ͖ͯͨ͠ʢσϒαϛ2023ʣ ✓ ݁Ռͱ֤ͯ͠νʔϜͰෛ࠴ʹ͍ͭͯߟ͑Δ͕࣌ؒੜ·Εͨ ϓϩμΫτόοΫϩά iOSνʔϜ AndroidνʔϜ Web FrontνʔϜ BackendνʔϜ εϓϦϯτ1 εϓϦϯτ2 ػೳA ػೳB ػೳC ɾ ɾ ɾ ػೳA ػೳA ػೳB ػೳA ػೳB ػೳA’ ػೳA’ ෛ࠴ฦࡁ ෛ࠴ฦࡁ ෛ࠴ฦࡁ ෛ࠴ฦࡁ ػೳC
17. Copyright©2023 Sukedachi Inc. All Right Reserved ٕज़తෛ࠴ʹ͍ͭͯߟ͑ͯΈͨ
18. Copyright©2023 Sukedachi Inc. All Right Reserved ٕज़తෛ࠴ͱ͸ Tech Debt Timeline [Kruchten, Philippe. Managing Technical Debt (SEI Series in Software Engineering) (p. 33)] ࠷ॳͷࠒ͸ͦͷརӹΛڗडͰ͖͍͕ͯͨ
19. Copyright©2023 Sukedachi Inc. All Right Reserved ٕज़తෛ࠴ͱ͸ Tech Debt Timeline [Kruchten, Philippe. Managing Technical Debt (SEI Series in Software Engineering) (p. 33)] ࠷ॳͷࠒ͸ͦͷརӹΛڗडͰ͖͍͕ͯͨɺ͋Δ࣌఺͔ΒརӹΑΓ΋։ൃʹ͓͚ΔෆརӹΛඃΔ͜ͱ ʹͳͬͯ͠·ͬͨϓϩάϥϜ΍ΞʔΩςΫνϟͷ͜ͱΛࢦ͢
20. Copyright©2023 Sukedachi Inc. All Right Reserved ٕज़తෛ࠴ͱ͸ Tech Debt Timeline [Kruchten, Philippe. Managing Technical Debt (SEI Series in Software Engineering) (p. 33)] ࠷ॳͷࠒ͸ͦͷརӹΛڗडͰ͖͍͕ͯͨɺ͋Δ࣌఺͔ΒརӹΑΓ΋։ൃʹ͓͚ΔෆརӹΛඃΔ͜ͱ ʹͳͬͯ͠·ͬͨϓϩάϥϜ΍ΞʔΩςΫνϟͷ͜ͱΛࢦ͢ ࠷ॳͷࠒ͸རӹΛಘ͍ͯͨ = ઌਓୡ͕౰࣌ʢϏδωεతʹ΋ʣ࠷దͳΞʔΩςΫνϟͰ૊Μͩ΋ͷ ͋Δ࣌఺͔ΒརӹΛಘΒΕͳ͘ͳͬͨ = ٕज़΋ਐΜͰݱ࣌఺Ͱ͸࠷దͰ͸ͳ͘ͳͬͯ͠·ͬͨ΋ͷ
21. Copyright©2023 Sukedachi Inc. All Right Reserved ॿଠ౛ͷ໨ࢦ͢αʔϏε
22. Copyright©2023 Sukedachi Inc. All Right Reserved ॿଠ౛ͷ৔߹ ✓ αʔϏεΛ։ؙ࢝ͯ͠5೥Ҏ্ܦա ✓ ୯ҰϦϙδτϦͰෳ਺ͷαʔϏεΛࢧ͑ΔόοΫΤϯυ ✓ ໌֬ͳίʔυن໿΍ϧʔϧͷͳ͍··ಈ͖͚ͩΛ୲อͨ͠ϑϩϯτΤϯυ ✓ ʮૣ͘ੈʹग़ͯ͠ਅՁΛ໰͏ʯΛਪ͠ਐΊͨ݁Ռͷܧ͗଍͠ίʔυ ✓ ॳظ͔Βߏ੒͕͋·ΓมΘΒͳ͍ΠϯϑϥετϥΫνϟʔ ࠓޙͷαʔϏε֦େʢϢʔβʔͷ૿Ճͱ৽نαʔϏεͷෳ਺্ཱͪ͛ʣΛߟ͑Δͱ ϦϑΝΫλϦϯά or ϦΞʔΩςΫνϟ or ϦϓϨΠεͳͲ΋ߟ͑Δ࣌ظʹͳͬͨ 💡
23. Copyright©2023 Sukedachi Inc. All Right Reserved ٕज़తෛ࠴΁ͷΞϓϩʔν
24. Copyright©2023 Sukedachi Inc. All Right Reserved ॿଠ౛։ൃ෦ͷΞϓϩʔνͷ࢓ํ As is Fat View Controller Frontଆʹଟ਺ͷϩδοΫ ن໿ͷͳ͍ࣗ༝ͳίʔυ ෳࡶͳςʔϒϧઃܭ ػೳͷ੹຿͕͍͋·͍ ҙਤ͠ͳ͍ϞϊϦγοΫ ݹ͍versionͷFW/DB
25. Copyright©2023 Sukedachi Inc. All Right Reserved ॿଠ౛։ൃ෦ͷΞϓϩʔνͷ࢓ํ As is Fat View Controller Frontଆʹଟ਺ͷϩδοΫ ن໿ͷͳ͍ࣗ༝ͳίʔυ ෳࡶͳςʔϒϧઃܭ ػೳͷ੹຿͕͍͋·͍ ҙਤ͠ͳ͍ϞϊϦγοΫ ݹ͍versionͷFW/DB ੹຿ຖʹ੔ཧ͞Εͨ ςʔϒϧߏ଄ υϝΠϯຖʹ੔ͬͨ MS / Module ੹຿ຖʹ੔ཧ͞Εͨ ςʔϒϧߏ଄ υϝΠϯຖʹ੔ͬͨ MS / Module ґଘؔ܎͕ݶఆత ࠷௿ݶͷϩδοΫ unitςετ To be
26. Copyright©2023 Sukedachi Inc. All Right Reserved ॿଠ౛։ൃ෦ͷΞϓϩʔνͷ࢓ํ ௕ظతͳ ϦΞʔΩςΫνϟ ୹ظతͳ ϦΞʔΩςΫνϟ λεΫ಺༰ ΰʔϧ λΠϜϥΠϯ MSA΍ϞδϡϥʔϞϊϦεͳͲ ΞʔΩςΫνϟΛ࡮৽͠εέʔϥϒϧͳ αʔϏεج൫Λߏங ࠓޙͷେֻ͔ΓͳΞʔΩςΫνϟ࡮৽΍ ϦϑΝΫλϦϯά͕Ͱ͖ΔΑ͏ʹαʔϏε ຖͷ੹຿Λ໌֬ʹ͠ɺίʔυʹ൓ө αʔϏευϝΠϯΛ࠶ఆٛ͠ ֤υϝΠϯຖʹϚΠΫϩαʔϏε ʢor Ϟδϡʔϧʣʹ͍ͯ͘͠ ֤νʔϜͰ՝୊Λચ͍ग़͠ɺ ίʔυͷՄಡੑ΍อकੑΛ޲্ ͤ͞ΔͨΊͷϦϑΝΫλϦϯά 2~3೥ ~1೥
27. Copyright©2023 Sukedachi Inc. All Right Reserved ॿଠ౛։ൃ෦ͷΞϓϩʔνͷ࢓ํ ௕ظతͳ ϦΞʔΩςΫνϟ ୹ظతͳ ϦΞʔΩςΫνϟ λεΫ಺༰ ΰʔϧ λΠϜϥΠϯ MSA΍ϞδϡϥʔϞϊϦεͳͲ ΞʔΩςΫνϟΛ࡮৽͠εέʔϥϒϧͳ αʔϏεج൫Λߏங ࠓޙͷେֻ͔ΓͳΞʔΩςΫνϟ࡮৽΍ ϦϑΝΫλϦϯά͕Ͱ͖ΔΑ͏ʹαʔϏε ຖͷ੹຿Λ໌֬ʹ͠ɺίʔυʹ൓ө αʔϏευϝΠϯΛ࠶ఆٛ͠ ֤υϝΠϯຖʹϚΠΫϩαʔϏε ʢor Ϟδϡʔϧʣʹ͍ͯ͘͠ ֤νʔϜͰ՝୊Λચ͍ग़͠ɺ ίʔυͷՄಡੑ΍อकੑΛ޲্ ͤ͞ΔͨΊͷϦϑΝΫλϦϯά 2~3೥ ~1೥
28. Copyright©2023 Sukedachi Inc. All Right Reserved ॿଠ౛։ൃ෦ͷΞϓϩʔνͷ࢓ํ ௕ظతͳ ϦΞʔΩςΫνϟ ୹ظతͳ ϦΞʔΩςΫνϟ νʔϜຖʹٕज़ෛ࠴நग़ ։ൃ෦શମͰϩʔυϚοϓ࡞੒ ϩʔυϚοϓʹै࣮ͬͯ૷ ϩʔυϚοϓʹैͬͯৼΓฦΓ ࣄۀυϝΠϯ͔Β੔ཧ ຊདྷ͋Δ΂͖࢟ٞ࿦ αʔϏεઃܭ ΞʔΩςΫνϟબఆ ৄࡉઃܭ
29. Copyright©2023 Sukedachi Inc. All Right Reserved ॿଠ౛։ൃ෦ͷΞϓϩʔνͷ࢓ํ ௕ظతͳ ϦΞʔΩςΫνϟ ୹ظతͳ ϦΞʔΩςΫνϟ νʔϜຖʹٕज़ෛ࠴நग़ ։ൃ෦શମͰϩʔυϚοϓ࡞੒ ϩʔυϚοϓʹै࣮ͬͯ૷ ϩʔυϚοϓʹैͬͯৼΓฦΓ ࣄۀυϝΠϯ͔Β੔ཧ ຊདྷ͋Δ΂͖࢟ٞ࿦ αʔϏεઃܭ ΞʔΩςΫνϟબఆ ৄࡉઃܭ ࠓճ࿩࣌ؒ࣠͢
30. Copyright©2023 Sukedachi Inc. All Right Reserved ॿଠ౛։ൃ෦ͷΞϓϩʔνͷ࢓ํ ୹ظతͳٕज़తෛ࠴ฦࡁϓϩδΣΫτ 1. ֤νʔϜͰࣗ෼ͨͪͷࢥ͍ͬͯΔٕज़తͳෛ࠴Λચ͍ग़͢ 2. શମͰू·ͬͯෛ࠴ʹؔ͢Δೝࣝ߹Θͤ 3. ڞ௨߲ͷચ͍ग़͠ 4. ։ൃ෦શମͰٕज़తෛ࠴ฦࡁͷϩʔυϚοϓ࡞੒ 5. ։ൃSprintʹೖΕͯ։ൃ
31. Copyright©2023 Sukedachi Inc. All Right Reserved ॿଠ౛։ൃ෦ͷ՝୊ ֤νʔϜຖͷ՝୊ͷચ͍ग़͠/੔ཧ ✓ ΫϥεઃܭͩͬͨΓ࢖༻͢ΔϥΠϒϥϦͩͬͨΓ͍ΖΜͳ؍఺ͰͱΓ͋͑ͣग़ͯ͠΋Β͏ ✓ ֤νʔϜ಺Ͱ༏ઌ౓ΛܾΊͯϩʔυϚοϓʢԾʣʹམͱ͠ࠐΜͰ͍͘ ✓ Ұ୴ࣗ෼ͨͪͷνʔϜͰ΍Γ͍ͨ͜ͱ͚ͩॻ͘
32. Copyright©2023 Sukedachi Inc. All Right Reserved ॿଠ౛։ൃ෦ͷ՝୊ ։ൃ෦શମͰෛ࠴ฦࡁͷϩʔυϚοϓΛ࡞੒ ✓ ଞͷνʔϜͷ։ൃ΍ػೳࣗମʹӨڹ͕͋Δ߲໨͸ؔ࿈͢ΔνʔϜͰٞ࿦ ✓ ͬ͘͘͢͟͝Γͱணख͢Δॱ൪͚ܾͩΊΔʢνʔϜ୯ҐɺλεΫ୯Ґʣ ✓ શνʔϜͰॏཁ౓ͳͲͷೝࣝ߹Θͤ
33. Copyright©2023 Sukedachi Inc. All Right Reserved ॿଠ౛։ൃ෦ͷ՝୊ ૊ΈࠐΉϧʔϧͱεϓϦϯτͷ΍Γํ - ։ൃ෦ͷෛ࠴ฦࡁϩʔυϚοϓʹैͬͯॱ൪ʹ։ൃεϓϦϯτʹෛ࠴ฦࡁλεΫೖΕΔ - ։ൃεϓϦϯτͷதͰɺ֤νʔϜͰ30%Ҏ্ͷετʔϦʔϙΠϯτΛෛ࠴ฦࡁʹׂΓৼΔ - εϓϦϯτ಺Ͱ༧ఆΑΓૣ͘ऴΘͬͨ৔߹ɺෛ࠴ฦࡁ͔࣍ͷλεΫਐΊΔ͔͸PMͱ౎౓૬ஊ ✓ جຊϧʔϧ ✓ ΍Βͳ͍͜ͱ - ۓٸͷόάରԠͱ͔͡Όͳ͍ݶΓඞͣෛ࠴ฦࡁʹ޻਺Λ࢖͏͜ͱʢ๩͍͔͠Β΍Βͳ͍͸μϝʣ - ৼΓฦΒͳ͍͸μϝ - ࣗ༝ʹ΍ͬͯྑ͍͕ɺࣗ༝Λཤ͖ҧ͑ͳ͍͜ͱʢ΍Δ߲໨ม͑Δͱ͖͸ϩʔυϚοϓม͑ͯڞ༗͠ ·͠ΐ͏ʣ
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