Jiaxi Liu (Jesse)

Master’s Graduate

Software Engineer | Scalable APIs · Web Scraping · Data Integration · Code Quality & Refactoring

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Blog

Thoughts on AI, software, and life. Short notes and long-form writing.

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All CategoriesAWS8TypeScript7Backend3Database2Software Engineering2Testing2Web Scraping2AI1Big Data1DevOps1Frontend1Networking1
AWSMay 23, 2026

AWS CLF-C02 Review: Region Selection, High Availability, Edge Locations, VPC, Gateways, and Security Groups

AWS NetworkingCloudFrontRoute 53

AWS networking is about how resources are isolated, connected, and exposed.

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AWSMay 23, 2026

AWS Compute Review: Lambda, ECS, EKS, ECR, Fargate, Elastic Beanstalk, Batch, Lightsail, and Outposts

AWS ComputeServerlessContainers

EC2 is a virtual server, but AWS provides many higher-level compute services. Choose based on how much infrastructure you want to manage.

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AWSMay 23, 2026

AWS CLF-C02 Review: Pricing, Support, Marketplace, APN, and Well-Architected

AWS PricingWell-ArchitectedCloud Operations

AWS cost and support concepts are important CLF-C02 topics.

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AWSMay 23, 2026

AWS Storage Review: EBS, Instance Store, S3, EFS, FSx, Storage Gateway, and S3 Storage Classes

AWS StorageS3EBS

AWS storage can be grouped by access model: block storage, object storage, and file storage.

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DatabaseMay 23, 2026

AWS CLF-C02 Review: Storage Services, S3, EBS, EFS, RDS, DynamoDB, and Caching

AWS DatabaseRDSDynamoDB

AWS storage and database services cover block storage, object storage, file storage, relational databases, NoSQL, and caching.

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