Tatsuya Yamamoto
Full-stack Developer at CLASSMETHOD
Ibaraki, Ibaraki, Japan
Summary
🤩
Rockstar🎓
Top SchoolTatsuya Yamamoto is a full-stack developer and engineering manager based in Ibaraki, Japan, with 11 years of experience building web and mobile applications. He specializes in AWS serverless architectures defined with the AWS CDK and front-end development using React and TypeScript, and he has hands-on experience with React Native, Ruby on Rails, MongoDB, and MySQL. At CLASSMETHOD he combines hands-on implementation with mentoring and evaluation of small teams, and previously led engineering and quality management for SaMD products at CureApp. He is an active contributor to the aws-cdk project, adding KMS support, IoT TopicRule constructs, and CloudWatch/S3/Kinesis actions—work that impacts infrastructure-as-code used widely across AWS users. Comfortable bridging product, compliance, and engineering concerns, he brings a pragmatic approach to shipping reliable, auditable systems. Fluent in both cloud-native design and team leadership, he enjoys translating complex requirements into maintainable code and processes.
11 years of coding experience
12 years of employment as a software developer
Bachelor of Science - BS, Bachelor of Science - BS at Ibaraki University
Github Skills (14)
infrastructure-as-code10
typescript10
cloud-infrastructure10
typescripts10
aws10
typescript-types10
cloudwatch9
google-cloud-kms9
iot8
amazon-kinesis8
aws-s38
amazon-sns8
s3-bucket8
amazon-s38
Programming languages (10)
Github contributions (5)
aws/aws-cdk
Nov 2019 - Nov 2022
The AWS Cloud Development Kit is a framework for defining cloud infrastructure in code
Role in this project:
Back-end & Cloud Engineer
Back-end & Cloud EngineerContributions:122 reviews, 42 commits, 45 PRs in 3 years
Contributions summary:Tatsuya contributed to the AWS Cloud Development Kit (CDK) for defining cloud infrastructure in code. Their commits primarily involved implementing support for KMS master keys on SNS topics, adding the TopicRule L2 construct for AWS IoT, and creating actions for CloudWatch Logs, S3, Kinesis Firehose, Kinesis Data Streams, and IoT Events. They also enabled the setting of the description and enabled state of TopicRules. They are likely involved with implementing new features or improving existing functionalities in the CDK framework.
development-kitaws-cloudcloud-infrastructureinfrastructurecloud-development
yamatatsu/vitest-dynamodb-lite
Mar 2023 - Feb 2025
Contributions:2 reviews, 9 PRs, 52 pushes in 1 year 11 months
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