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career-event-by-techbowl-at-mercari-2018-11-07.pdf
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Ship Features Fearlessly
Turn features on and off without deploys. Used by thousands of Ruby developers.
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Tomokazu Kozuma
November 09, 2018
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career-event-by-techbowl-at-mercari-2018-11-07.pdf
Tomokazu Kozuma
November 09, 2018
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Transcript
ϒϩοΫνΣʔϯۀքͷ ΩϟϦΞ࠲ஊձ # 7 C r y p t o
B o w l T O M O K A Z U K O Z U M A 2 0 1 8 / 1 1 / 9 / F R I
ࣗݾհ ౦ژۀେֶେֶӃଔۀޙɺαΠόʔΤʔδΣϯτͰεϚϗήʔϜͷ αʔόɺΠϯϑϥશൠΛ୲ɻ Ծ௨՟ʹ͍ٕͭͯज़ϒϩάΛॻ͍ͯΔ͏ͪʹ಄͠ɺຊ৬ͱͯ͠ ྗ͢ΔͨΊʹ(JODPʹೖࣾɻ(JODPͰόοΫΤϯυΛ୲ɻ Tomokazu Kozuma @Tomokazu106 ©2018 Ginco,
Inc. IUUQTUPNPLB[VLP[VNBDPN
֓ཁ ©2018 Ginco, Inc. લ৬Ͱ͖ͯͨ͜͠ͱɿ$ZCFS"HFOU స৬ͷ͖͔͚ͬ (JODPձࣾհ (JODPͰͬͯΔ͜ͱ
1. લ৬Ͱ͖ͯͨ͜͠ͱɿCyberAgent
©2018 Ginco, Inc. ɾ$ZCFS"HFOU৽ଔೖࣾ ήʔϜ։ൃ͍ͯ͠ΔࢠձࣾΛࣾܦݧ ࢠձ্ཱࣾͪ͛ʹࢀՃ ࣾத͕ࣾແ͘ͳΔ
ήʔϜ։ൃ ©2018 Ginco, Inc. ɾϒϥβήʔϜ։ൃɿ /PEFKTɺ4PDLFU*0ɺ#BDLCPOFKTɺΦϯϓϨαʔό .Z42-ɺ3FEJTɺ,ZPUP5ZDPPO ɾωΠςΟϒήʔϜ։ൃɿ -*/&ϓϥοτϑΥʔϜͱJ04ɺ"OESPJE 31(ɺϦΞϧλΠϜϚϧνϓϨΠ
/PEFKTɺ6OJUZɺ"84ɺ3%4ɺ&MBTUJ$BDIF3FEJT &-#ɺ4ɺ$MPVE'SPOU "NFCBϓϥοτϑΥʔϜͱJ04ɺ"OESPJE αοΧʔɺ31(ɺ(W(ɺ1W1
4BB4։ൃ ©2018 Ginco, Inc. ɾ4/4ੳͷج൫։ൃɿ ,PUMJOɺ4QSJOH#PPU 3%4ɺ3FETIJGUɺ,JOFTJTɺ-BNCEBɺ"-# $PEF1JQFMJOFɺ$PEF%FQMPZɺ$PEF#VJME ήʔϜλΠτϧผʹ5XJUUFSͱͪΌΜͷߘΛऩू͠ɺ ήʔϜӡӦʹ༗ӹͳߘΛϐοΫΞοϓͯ͠௨
2. స৬ͷ͖͔͚ͬ
ϒϩοΫνΣʔϯΛॳΊͯͬͨͷ ɾ݄ʹ4UBSCBTFͱ͍͏ձࣾͰ෭ۀ։࢝ *$0ͷ४උΛख͏ ϗʔϜϖʔδ࡞ͬͨΓ &UIFSFVNɺ4PMJEJUZษڧͨ͠Γ ɾຊ৬ͷӨڹͰϲ݄͘Β͍͔͍͠ͳ͔͚ͬͨͲܹతͩͬͨ
స৬ͷ͖͔͚ͬ ©2018 Ginco, Inc. ɾٕज़ϒϩά ࠷ॳ8&#ܥͷٕज़ͷ͜ͱ͚ͩॻ͍ͯͨ ϒϩοΫνΣʔϯͰֶΜͩ͜ͱΛͻͨ͢Β·ͱΊΔ ɾ5XJUUFS ϒϩοΫνΣʔϯɺԾ௨՟ͷχϡʔεΛ͍͔͚Δ ੵۃతʹֶΜͩ͜ͱΛൃ৴
3. Gincoձࣾհ
Company Profile
22ஹԁ Ծ௨՟ࢢ طଘͷۚ༥ࢢ 1500ஹԁ ࣍ੈσδλϧ Ξηοτࢢ ࢢن
800ԯ++ 2018.01.01ʙ2018.09.21 ϋοΩϯάʹΑΔඃ૯ֹ ຊ Coincheck…580ԯԁ monnapy…1500ສԁ Zaif…67ԯԁ ւ֎ BitGrail…180ԯԁ Coinrail…40ԯԁ
Bithumb…30ԯԁ
ൿີ伴 SECRET KEY = Ծ௨՟ͷॴ༗ݖ
औҾॴ Centralized Exchange ϋοΧʔ
None
·ͱΊͯͻͱͭʹ BITCOIN Blockchain BITCOIN CASH Blockchain LITECOIN Blockchain XRP(Ripple) Blockchain
ETHEREUM CLASSIC Blockchain ETHEREUM Blockchain
ෳͷԾ௨՟Λ·ͱΊͯཧ
ϢʔβʔϑϨϯυϦʔͳσβΠϯ
σδλϧΞηοτϓϥοτϑΥʔϜ औҾɾྲྀಈੑϓϥοτϑΥʔϜ [ [ [ [ [ [ [ [
ূ݊ ϩʔϯ σϦόςΟϒ όεέοτ εςʔϒϧίΠϯ ݱ࣮ࢿ࢈ ༧ଌࢢ อݥ ϙΠϯτ ࣮ ߩݙ ॴ༗ݖ ར༻ݖ ༩৴ɾධ Ձ ஶ࡞ݖ
σδλϧΞηοτϓϥοτϑΥʔϜ औҾɾྲྀಈੑϓϥοτϑΥʔϜ ֤छαʔϏε [ ۚ༥ [ 4/4 [ ήʔϜ ϚωλΠζϞσϧ
྆ସfee ૹ٬fee αʔϏεར༻fee τʔΫϯҾडfee
DEX ΥϨοτͰ྆ସ͕Մೳʹ
ϙʔτϑΥϦΦˍϚʔέοτϓϥΠε ϙʔτϑΥϦΦ ͓࣋ͪͷࢿ࢈Λ͔Γ͍͢άϥϑͰ͢ ͙ʹ֬ೝͰ͖Δɻ ͍͘Βมಈ͍ͯ͠Δ͔ͻͱͰ͔Δ ϚʔέοτϓϥΠε J1IPOFͷΟδΣοτʹରԠ͠ ͨϚʔέοτϓϥΠε
"JS%SPQΥϨοτػೳʹ͍ͭͯ (JODPϢʔβͳΒ୭Ͱड͚औΕΔ Πϯετʔϧ͍ͯ͠ΔϢʔβΛରʹແྉͰ༷ʑͳτʔΫϯΛ τʔΫϯϚʔέςΟϯάπʔϧͱͯ͠׆༻ τʔΫϯʹಛઃϖʔδͷϦϯΫ͕ඥ͍͓ͯΓɺ ϓϩδΣΫτͷએͱͯ͠׆༻Ͱ͖Δ Ϣʔβ͚ اۀ༷͚
None
ʮະདྷͷۜߦΛ࡞ΔʯΛܝ͛ࣄۀ Λల։ Ծ௨՟ΥϨοτ Ծ௨՟ϚΠχϯά 4%,ࣄۀ
30ԯԁ++ ߹ܭྲྀ௨ֹۚ 3ສ++ DL β൛ެ։ ϦϦʔε BCHରԠ LTCରԠ XRPରԠ ETCରԠ
2018.05.01 2018.07.01 2018.09.01 ¥3,000,000,000 ¥2,000,000,000 ¥1,000,000,000
30ਓ ૯ैۀһ 17ਓ ਖ਼ࣾһ ձࣾઃཱ ࢿۚௐୡ ϕʔλ൛ ਖ਼ࣜ൛ެ։ ΦϑΟεҠస ΦϑΟε૿চ
2018.04 2018.06 2018.10 30ਓ 20ਓ 10ਓ 2017.12 2018.02 2018.08 Androidβ൛ TIA༏উ WeWorkҠసܾఆ 2017.10 ॳظ࢝ಈ
30ਓ ૯ैۀһ 17ਓ ਖ਼ࣾһ ਖ਼ࣾһ ෭ۀɾۀҕୗ Πϯλʔϯ
ਓ ਓ ਓ ਓ ਓ һ ΤϯδχΞ σβΠφʔ Ϗδωε ϚΠχϯά
৬छผ
ਓ ਓ ਓ ਓ ࡀ ࡀ ࡀ ࡀ ྸ
Currently Working on Multi-chain Asset : TUSD, LISK, EOS JODMVEJOHNPSFBTTFUTGSPNEJGGFSFOUCMPDLDIBJO
Wallet Import VTFSTXJMMCFBCMFUPJNQPSUUIFJSXBMMFUXIFOUIFZNPWFUP(JODP First Version of our DEX PVSJOJUJBMWFSTJPOPG(JODP`TJOBQQEFDFOUSBMJ[FEFYDIBOHF
Ginco 2019 Ginco Hardware Wallet NBOBHJOHBMMDSZQUPDVSSFODJFTPOPVSPSJHJOBMIBSEXBSFXBMMFUDBMMFEl,JODPz Ginco Universal DEX VTFSTXJMMCFBCMFUPDPNQBSFQSJDFTGSPNEJGGFSFOUFYDIBOHFTBOEDIPPTFUIFCFTUQSJDFUPUSBEF
Ginco Asset Management Platform NBOBHJOHBMMBTTFUTGSPNEJGGFSFOUCMPDLDIBJOJO(JODPXBMMFU
4. GincoͰ͍ͬͯΔ͜ͱ
©2018 Ginco, Inc. (JODPͰͷࣄ ɾ৽ن௨՟ରԠʢ-*4, /&. &04 0./*ʣ ৽ن௨՟ରԠϊʔυͷߏங ɾϒϩοΫνΣʔϯϊʔυͷอकɺӡ༻
ɾ৽ػೳՃ ,ZCFS/FUXPSLɺ$IBOHFMMZɺΠϯϙʔτ ॺ໊ํ๏ͷௐࠪɺ࣮ɺ)%ΥϨοτରԠ ɾΤΞυϩοϓΩϟϯϖʔϯରԠ ϊʔυͷߋ৽ใͷΩϟονΞοϓ τʔΫϯͷ༷֬ೝͱૹۚςετ
©2018 Ginco, Inc. ,VCFSOFUFT $MPVE 1VC4VC όοΫΤϯυશମߏ ॺ໊ࡁΈ5Y ཤྺऔಘ dXPSLFS
©2018 Ginco, Inc. ɾ($1ɺ'JSFCBTFɺ'VODUJPOɺLTɺ(PMBOHͰͷ։ൃ ɾ҉߸ٕज़ͷ͕ࣝѹతʹΓͳ͍ ɾϒϩοΫνΣʔϯϊʔυΛݐͯͯɺݕূɺ։ൃɺӡ༻ ೖࣾͯ͠େมͩͬͨ͜ͱ ɾϒϩοΫνΣʔϯͷ࠷৽ٕज़ͷΩϟονΞοϓ
©2018 Ginco, Inc. ೖࣾͯ͠ྑ͔ͬͨ͜ͱ ɾάϩʔόϧల։ͳαʔϏε ɾੈքΛऔΔαʔϏεΛ࡞͍ͬͯΔ ɾ৽͍ٕ͠ज़Λ͍ͳ͕ΒֶͯΔ
݄͔Β8F8PSL೫ࡔҠస