Jiaxi Liu (Jesse)

Master’s Graduate

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

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

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All CategoriesAWS8TypeScript7Backend3Database2Software Engineering2Testing2Web Scraping2AI1Big Data1DevOps1Frontend1Networking1
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Show AllAPIBackendExpressFlaskFull StackGraphQLNext.js APINode.jsPythonREST
BackendMay 23, 2026

API Design Review: Authentication, Validation, RESTful APIs, and GraphQL

APIRESTGraphQL

API design is not only about returning data. It also includes authentication, validation, error handling, status codes, and interface style.

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BackendMay 23, 2026

Node.js, Express, React, and Next.js: From Frontend UI to Backend APIs

Node.jsExpressNext.js API+1

React, Next.js, Node.js, and Express often appear together, but they solve different problems.

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BackendMay 23, 2026

Python and Flask Review: Decorators, Generators, Copying, Magic Methods, Encryption, and Tokens

PythonFlaskBackend

Python fundamentals often appear in backend interviews and automation scripting.

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