Ichiba Architecture

Oct/26/2013

Takao Shiono Executive Officer

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Growth

3

Growth

• 83,570,000+ users• 800,000,000+ purchase info• 100,000,000+ reviews• 41,000+ merchants• Tremendous amount of search queries• Hundreds GB access log per dayetc.

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Expand

E-Commerce

eBook

Travel

Other services & businesses

Rakuten Institute of Technology 　　

Development center

Head Office / Regional Headquarters 　

Head Office

5

Unique

『 Amazon.com や eBay は、商品を中心に構築されている。しかし楽天は出店者を中心としたインターネット商店街であり、商品街ではない』 at Ruby World Conference 2010

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Synergy

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Rakuten Ichiba

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Aside

ICHIBA DAY!

Rakuten Ichiba’s Challenge

Oct/26/2013Kazuya Sakamoto

Group Manager EC Core Platform Group EC Technology Section Rakuten Ichiba Development Department

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Contents

Growth 1

Expand2

Unique 3

Synergy4

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Contents

Growth 1

Expand2

Unique 3

Synergy4

12

1. Growth

Rakuten A Y¥0

¥2,000

¥4,000

¥6,000

¥8,000

¥10,000

¥12,000

¥14,000

Rakuten Ichiba is No.1 EC Site ! But…

- Annual GMS [2012](GMS=Growth Merchandise Sales)

[billion]

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1. Growth

Regular maintenance : 7hour/month

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1. Growth

24/7 Shopping

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1. Growth

ItemInformation

OrderInformation

Item ( Get ) Order ( put )

Ichiba system was dependent on DB!

× ×Regular maintenance

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1. Growth

ItemInformation

OrderInformation

Item ( Get ) Basket ( put )

item data cache180,000,000 item

basket data cache3,000,000 order

× ×

○ ○

15:00- “Rakuten Ichiba’s Technology” 5F Ichiba adopt a redundant architecture!

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Contents

Growth 1

Expand2

Unique 3

Synergy4

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2. Expand

Orders are shipped to over 140 countries (2013/07 – 2013/09)

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2. Expand

Do you know Micronesia ?

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2. Expand

Development Key Issue 1. Shipping - International Destinations 2. Japan Ichiba Item data - Legacy Issue

?

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2. Expand

1. International Destinations → System Association (2012/08)

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2. Expand

2. Japan Ichiba Item Data Legacy Issue

DB

EUC

Size : 3.4 TBTable : 100 Record : 4 Billion

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2. Expand

DB New DB

We changed character encoding in 2013/09!

2. Japan Ichiba Item Data Legacy Issue → Fixed (2013/09)

EUC UTF

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Contents

Growth 1

Expand2

Unique 3

Synergy4

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3. Unique

Rakuten consist over 40,000 merchants!

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3. Unique

+ Connect our system to Rakuten system! - payment - item registration

+ Improve own operation - Own system is nothing - There is no money for make own system

+ Several requirement - reduce many inquiry - How to input a correct genre?

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3. Unique

Add functionin RMS

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3. Unique

API

3rd party

Add functionin RMS

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3. Unique

Rakuten Summit

Rakuten Ichiba Development members joined!

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3. Unique

We support merchants with 79 vendors (3rd-party) !

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3. Unique

Rakuten EXPO/Conference

Rakuten Ichiba Development members joined!

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Contents

Growth 1

Expand2

Unique 3

Synergy4

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4. Synergy

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4. Synergy

Ichiba Policy- Keep Service

- Speed!! Speed!! Speed!!

- Make More Function/Relation

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4. Synergy

( 2013/09 )

I think we prioritized “Speed!!” excessively.

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4. Synergy

Ichiba Policy- Keep Service

- Speed!! Speed!! Speed!!

- Make Many Function/Relation

- Keep Service → Be Difficult to Maintain

- Speed!! Speed!! Speed!!→ Slow!!

- Make Many Function/Relation→ Make A Few Function/Relation

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4. Synergy

Technical Issue

- A large number of dependent ( Node=755, Edge=1,233 )

- Anything connect DB ( 1DB ⇔ 66 Application )

- Diverse version ( OS, MW, programing language, script )

etc.

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4. Synergy

Case 1

DB

App A App B App C

API α

App D

Merchant / Consumer

Front

API

Data

If we need to change our database…

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4. Synergy

Case 1

DB

App A App B App C

API α

App D

Merchant / Consumer

Front

API

Data

We have to modify & test many applications.

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4. Synergy

Case 1

DB

App A App B App C

API α

App D

Merchant / Consumer

Front

API

Data

We will integrate many connection by making API.

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Conclusion

24/7 Shopping

Oversea

Merchant

Simple Architecture

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Contents

Extra0

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0. Extra

Load to 2020 “Legacy Architecture” → “Next Architecture”

Yasutake 1※

※1 Senior Executive Officer※2 Executive Officer

Tanaka 2※ Kurozumi 2※

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0. Extra

Let’s make Rakuten’s history together !!

http://corp.rakuten.co.jp/careers/engineer/