Yan Cui - DEV

Yan Cui for AWS Heroes

Nov 18

How I built a social network in 4 weeks with GraphQL and serverless

#appsync #aws #graphql

7 min read

“Even simple serverless applications have complex architecture diagrams”, so what?

Yup, absolutely. It's about looking at your Total Cost of Own...

Nov 15

AWS Serverless: you might not need third party monitoring

CW Logs Insights has lots of functional limitations (ie. what...

Jul 29

Five reasons you should consider AppSync over API Gateway

Ah, I see. For those, you can perform validation in the VTL r...

Jul 28

Five reasons you should consider AppSync over API Gateway

What sorta validation are you thinking about? In most cases, ...

Jul 27

Five reasons you should consider AppSync over API Gateway

Amplify is a set of related tools (there's the amplify-js cli...

Jul 27

Five reasons you should consider AppSync over API Gateway

yes, pretty much, for example, getMyProfile would return your...

Jul 27

5 Things I Learned from The DynamoDB Book

For no. 5, DynamoDB is not the right solution for storing r...

Apr 11

Year in Review, 2019

Thank you, glad I was able to help! I don't have a full tim...

Jan 6

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Yan Cui for AWS Heroes

Nov 13

“Even simple serverless applications have complex architecture diagrams”, so what?

#aws #serverless #cloud

14 3

5 min read

Yan Cui

Nov 4

Production-Ready Serverless is back!

#aws #lambda #serverless

4 min read

Yan Cui

Nov 2

AppSync Masterclass is open for early access!

#graphql #aws #serverless

2 min read

Yan Cui for AWS Heroes

Sep 22

How to sample AppSync resolver logs

#appsync #aws #cloudwatch #lambda

4 min read

Yan Cui for AWS Heroes

Sep 13

How to set up custom domain names for AppSync

#appsync #aws #serverless #graphql

4 min read

Yan Cui for AWS Heroes

Aug 26

How to model hierarchical access with AppSync

#appsync #aws #graphql #serverless

5 min read

Yan Cui for AWS Heroes

Aug 18

What alerts should you have for serverless applications?

#aws #awslambda #serverless #cloud

6 min read

Yan Cui for AWS Heroes

Aug 15

Weekly update 47

#me #weeklyupdate

5 min read

Yan Cui for AWS Heroes

Aug 7

Choreography vs Orchestration in the land of serverless

#aws #lambda #serverless

58 3

6 min read

Yan Cui for AWS Heroes

Jul 30

How I scaled an AppSync project to 200+ resolvers

#appsync #aws #serverless

7 min read

Yan Cui for AWS Heroes

Jul 26

Five reasons you should consider AppSync over API Gateway

#aws #appsync #serverless #graphql

83 9

8 min read

Yan Cui for AWS Heroes

Jul 19

AppSync: how to inject table names into DynamoDB batch & transact operations

#appsync #aws #serverless

4 min read

Yan Cui for AWS Heroes

Jul 18

Weekly update 46

#aws #serverless

5 min read

Yan Cui for AWS Heroes

Jul 12

Are Lambda-to-Lambda calls really so bad?

#aws #lambda #serverless

34 6

5 min read

Yan Cui for AWS Heroes

Jul 8

Why we didn’t choose QLDB for a healthcare app

#aws #qldb

4 min read

Yan Cui

Jul 6

Production-Ready Serverless is back (with improved curriculum)!

#aws #lambda #serverless

2 min read

Yan Cui

Jul 3

I left full-time employment, here’s what happened since

#career

8 min read

Yan Cui for AWS Heroes

Jun 20

How to choose the right API Gateway auth method

#apigateway #aws #serverless #security

3 min read

Yan Cui

May 2

AppSync: how to compare strings lexicographically in VTL

#appsync #aws #serverless

1 1

2 min read

Yan Cui

May 1

Weekly update 44

#me #weeklyupdate

5 min read

Yan Cui

Apr 18

AppSync: how to error on DynamoDB conditional check failures

#appsync #aws #dynamodb #graphql

4 min read

Yan Cui

Apr 16

Skill up your serverless game with my new instructor-led online workshop

#aws #lambda #career #serverless

4 min read

Yan Cui

Apr 9

Hit the 6MB Lambda payload limit? Here’s what you can do.

#apigateway #aws #lambda #programming

5 min read

Yan Cui

Apr 4

AppSync: skipping nullable nested resolvers by returning early

#appsync #aws #graphql #serverless

3 min read

Yan Cui for AWS Heroes

Mar 22

How to: optimize Lambda memory size during CI/CD pipeline

#aws #lambda #performance #serverless

7 min read

Yan Cui

Mar 11

Weekly update 42

#me #realworldserverles #weeklyupdate

4 min read

Yan Cui

Mar 6

Announcing the new Real-World Serverless podcast

#aws #lambda #realworldserverles #serverless

10 1

2 min read

Yan Cui

Feb 23

Diversity tickets for Production-Ready Serverless workshops

#aws #me #serverless

2 min read

Yan Cui

Feb 19

Weekly update 41

#me #weeklyupdate

4 min read

Yan Cui

Feb 12

Well-architect your way to better serverless applications

#aws #serverless

2 min read

Yan Cui

Feb 9

AWS Heroes united!

#aws #lambda #serverless

2 min read

Yan Cui

Feb 3

Weekly update 40

#me #weeklyupdate

5 min read

Yan Cui

Jan 30

20 new lessons of Lambda best practices

#aws #lambda #serverless

2 min read

Yan Cui

Jan 20

Weekly update 39

#weeklyupdate #aws #serverless

6 min read

Yan Cui

Jan 14

New course – Learn you some Lambda best practice for great good!

#aws #lambda #serverless

2 min read

Yan Cui

Jan 8

Weekly update 38

#aws #serverless

8 min read

Yan Cui

Jan 5

Year in Review, 2019

#me #yearinreview

5 3

4 min read

Yan Cui

Jan 6

Complete Guide to Step Functions: new lessons and 50% off sale is now on

#aws #stepfunctions

1 min read

Yan Cui

Nov 6 '19

Breaking the "senior engineer" ceiling

#career

193 1

6 min read

Yan Cui

Nov 4 '19

Check-list for going live with API Gateway and Lambda

#apigateway #aws #lambda #serverless

5 min read

Yan Cui

Nov 7 '19

Weekly update 36

#me #weeklyupdate

1 min read

Yan Cui

Oct 22 '19

Top 10 Serverless Best Practices

#serverless #aws #awslambda

46 1

4 min read

Yan Cui

Oct 21 '19

My advice to junior developers

#career

213 15

6 min read

Yan Cui

Oct 21 '19

How to analyze Lambda cold starts

#aws #lambda #programming #serverless

2 min read

Yan Cui

Oct 19 '19

Common Node.js mistakes in Lambda

#aws #serverless #node #javascript

140 8

3 min read

Yan Cui

Oct 15 '19

Where Serverless plugin stops and platform starts

#aws #lambda #programming #serverless

5 min read

Yan Cui

Oct 10 '19

My top tips on technical writing after 9 years and 800+ posts

#technicalwriting

10 2

4 min read

Yan Cui

Oct 8 '19

The API Gateway security risk you need to pay attention to

#apigateway #aws #security #serverless

8 2

4 min read

Yan Cui

Oct 3 '19

All you need to know about caching for serverless applications

#apigateway #aws #awslambda #serverless

7 min read

Yan Cui

Sep 30 '19

Should you pack the AWS SDK in your deployment artefact?

#aws #lambda #programming #serverless

3 min read

Yan Cui

Sep 16 '19

How to include SNS and Kinesis in your e2e tests

#aws #serverless #awslambda

8 min read

Yan Cui

Sep 12 '19

Why you should use temporary stacks when you do serverless

#aws #awslambda #serverless #cloudformation

6 min read

Yan Cui

Sep 1 '19

How to use the power of CloudFormation custom resources for great good

#aws #cloudformation #lambda #programming

4 min read

Yan Cui

Aug 24 '19

A simple event-sourcing example with snapshots using Lambda and DynamoDB

#aws #dynamodb #lambda #eventsourcing

12 2

4 min read

Yan Cui

Aug 18 '19

How to do blue-green deployment for Step Functions

#aws #lambda #programming #serverless

5 min read

Yan Cui

Aug 23 '19

How to make serverless framework boilerplates customizable

#aws #lambda #programming #serverless

4 min read

Yan Cui

Jul 31 '19

Serverless Step Functions: no more leaky abstractions

#aws #lambda #stepfunctions #serverless

2 min read

Yan Cui

Jul 26 '19

Introducing a better way to record custom metrics

#aws #serverless #lambda #monitoring

4 min read

Yan Cui

Jul 25 '19

How to connect SNS to Kinesis for cross-account delivery via API Gateway

#serverless #aws #kinesis #lambda

7 min read

AWS Heroes

Recent comments

“Even simple serverless applications have complex architecture diagrams”, so what?

AWS Serverless: you might not need third party monitoring

Five reasons you should consider AppSync over API Gateway

Five reasons you should consider AppSync over API Gateway

Five reasons you should consider AppSync over API Gateway

Five reasons you should consider AppSync over API Gateway

5 Things I Learned from The DynamoDB Book

Year in Review, 2019

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