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[社内LT]ざっくり工数見積もりを支える技術
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きりみん
September 21, 2017
Programming
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[社内LT]ざっくり工数見積もりを支える技術
AnyPay社内LT用資料です。
きりみん
September 21, 2017
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Transcript
ͬ͘͟ΓݟੵΓΛ ࢧ͑Δٕज़ @kirimin
ݟੵΓେࣄ • ݟੵΓͷ࣌ͰΤϯδχΞͷӡ໋΄ ΅ܾ·Δ • ਫ਼ͷߴ͍ݟੵΓ͕݈શͳ։ൃͱϓϩμΫ τΛੜΉ • ࣗӴͷͨΊʹݟੵΓͷਫ਼Λ্͛Δ ඞཁ͕͋Δ
Ͳ͏ͬͯݟੵΔ͔ • ΞδϟΠϧతख๏(͜͜Ͱ͞ͳ͍) • SIerతख๏(͜͜Ͱ͞ͳ͍) • ։ൃମ੍ɺݱʹґଘ͠ͳ͍൚༻తͳεΩϧ ͷ(͜͜Ͱ͢)
1.λεΫΛׂ͢Δ
ʮϢʔβʔϓϩϑΟʔϧը໘Λ࡞ͬͯʯ ʮ͏ʔΜɺ৽نը໘ͩ͠3͘Β͍͔ͳʁʯ →ͬ͘͟Γ͗͢Δ
λεΫΛׂ͢Δ • λεΫΛׂ͢Δ΄ͲݟੵΓͷਫ਼্͕ Δ • ࣮ʹඞཁͳػೳ/λεΫΛ࣌ؒ୯ҐͰΓ ͚ͯચ͍ग़͢
ྫ(※࣮ࡍͷػೳͱҟͳΓ·͢) • ϢʔβʔσʔλऔಘAPIͷ࣮ 2h • ৽نը໘ʹඞཁͳΫϥε܈ͷ࣮ 1h • ը໘ϨΠΞτͷͬ͘͟Γ࡞ 3h
• ༑ͩͪਃAPIͷ࣮ 2h • ༑ͩͪਃϘλϯԡԼ࣌ͷॲཧ 4h • ΞΫςΟϏςΟσʔλऔಘAPIͷ࣮ 1h • ΞΫςΟϏςΟҰཡϦετͷ࣮ 6h • ը໘ϨΠΞτͷௐ/ը૾ө 1h • ςετίʔυͷ࣮ 5h
ྫ(※࣮ࡍͷػೳͱҟͳΓ·͢) • ߹ܭ27h • ҰͷฏۉίʔσΟϯά࣌ؒ = 6h͘Β͍ɹ6/ 27 = 4.5Ӧۀ͘Β͍ʁ
• ͜ͷఔͷݟੵΓͳΒ࣌ؒΛ͔͚ͳͯ͘1 ࣌ؒҎͰग़དྷΔ(͋͘·Ͱͬ͘͟ΓݟੵΓ)
2.ݟੵΓͲ͓Γʹ ਐḿ͍ͯ͠Δ͔Λҙࣝ͢Δ
ݟੵΓͲ͓Γʹਐḿ͍ͯ͠Δ ͔Λҙࣝ͢Δ • ʮϢʔβʔσʔλͷViewͷөʯͰ༻͢ΔطଘϞσϧΫ ϥε͕ఆΑΓͻͲ͍ίʔυͰϦϑΝΫλʹؙ1͔͔ͬͯ ͠·ͬͨɾɾɾ • ͜ͷ࣌Ͱ4h͘Β͍ͷΕ͕ग़͍ͯΔ • ૣΊʹใࠂandରࡦͷΞΫγϣϯ͕औΕΔ
• σουϥΠϯΪϦΪϦʹʮͳΜ͔ࢥͬͨΑΓΔࣄͬͯ ͯશવऴΘΒͳͦ͏Ͱ͢ʯΛ͙
3. ࣮ࡍʹֻ͔ͬͨΛ ৼΓฦΔ
• ݟੵΓͷਫ਼ܦݧʹΑ্͕ͬͯΔɻҎલ ࣮ͨ͠ͷͱࣅͨΑ͏ͳػೳͳΒ͍͍ͩͨͷ ॏ͕͞ΠϝʔδͰ͖Δ • ͦΕ͚ͩͩͱ֖ͳ͍ͷͰɻɻɻ
ֻ͔ͬͨ࣌ؒΛτϥοΩϯά͢Δ • ͨͱ͑KanbanFlow • ϙϞυʔϩػೳͱͯ͠λΠϚʔ͕͍͍ͯΔ • ޙ͔Β࣮ࡍʹֻ͔ͬͨ࣌ؒΛৼΓฦΕΔ • ͦͷੵΈॏͶ͕࣍ͷҊ݅ͷݟੵΓʹͭͳ ͕Δ
ݟੵΓ པ·Εͳͯ͘ ΔΜͩΑ (575)
ਫ਼ͷߴ͍ͬ͘͟ΓݟੵΓ ͰࣗӴͯ͠ɺఆ࣌ͰؼΖ͏ʂ
FIN.