As a global SaaS shipment tracking platform, AfterShip connects multiple partners and thousands of online e-commerce systems around the world. Having a scalable and high availability data exchange system is mission critical. Hear how AfterShip leverages AWS serverless architecture and New Relic to support billions of requests every day.

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Building Highly-Available, Low Cost and Scale
infinitely Serverless Application
Teddy Chan
CEO
AfterShip.com

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Agenda

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What we do
Shopping Carts
Marketplaces
CRM
WMS
500 couriers in
70 countries
Webhoo
k
receiver
API
Servers

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What we want
Webhook receiver API server

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The challenges

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What we used before
VM + Auto Scale
Group

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Problems
VM
Scale up ~ 5 mins

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Problems
VMs
Auto scale
speed
~ 5 mins
Cost
optimization
Hard

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Problems
VMs
Auto scale
speed
~ 5 mins
Cost
optimization
Hard
Management
cost
High

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Problems
VMs Serverless
Auto scale
speed
mins ms
Cost
optimization
Low High
Management
cost
High Low

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How to be lazy?

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Highly available
Scale infinity
Scale Fast, really fast (ms)
Pay as you go

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What we use now
AWS Cloud
1st LambdaAmazon API Gateway
https request
HTTP notification
Webhooks
2nd Lambda1st SQS
2nd SQS
(Dead Letter Queue)
Application

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What we use now
AWS Cloud
1st LambdaAmazon API Gateway
https request
HTTP notification
Webhooks
2nd Lambda1st SQS
2nd SQS
(Dead Letter Queue)
Application

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How it works
Cloudflare
• Multi regions DNS routing
• Managed SSL
• URL rewrite
• DDoS protection
HTTP notification
Webhooks

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How it works
API Gateway + 1st Lambda + 1st
SQS
• Response as fast as possible
• High SLA 99.95% for 1 region
1st SQS
1st LambdaAmazon API Gateway
https request

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How it works
1st SQS + 2nd Lambda + 2nd SQS
• Response time is not the key
• Auto failure handling
• High SLA 99.95% for 1 region
2nd Lambda1st SQS
2nd SQS
(Dead Letter Queue)
Application

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Tips
• Invest time in finding the right solution
• CI CD
• Monitor & alert

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Monitor & alert

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Recap
“Focus on building the product
rather than the technology.”
Teddy Chan,
CEO

21. Thank you!
S U M M I T © 2019, Amazon Web Services, Inc. or its affiliates. All rights reserved.
Teddy Chan
teddy@aftership.com