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leo_cao_

Leo C

@leo_cao_

Frontend Engineer

China
Chinês, Inglês
Algumas informações são exibidas no idioma inglês.
Sobre mim
I am a frontend and full-stack engineering intern with experience in React, Next.js, and Vue. I have a proven track record in optimizing performance for component libraries, building AI-assisted tools, and developing interactive applications with 3D rendering and real-time synchronization. I am passionate about open-source contributions and building high-performance web architectures.... Saiba mais

Habilidades

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Leo C
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Tempo médio de resposta: 1 hora

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I will develop full stack web application
A partir deUS$ 80 /projetoMais detalhes

Experiência profissional

Bybit

Frontend Engineering Intern

Bybit • Meio período

Oct 2025 - Mar 2026 • 5 mos

• Led performance optimization for the unified Moly frontend component library. Built bundle-size baselines using rollup-plugin-visualizer, analyzed high-weight components, and reduced overall package size by 13.44% through dependency refactoring, @babel/runtime integration, and animation-library optimization. • Designed a three-layer AI-assisted Code Review engine based on the Claude Code ecosystem, supporting Git diff semantic analysis and destructive change detection. • Developed an automated i18n workflow using Node.js scripts and Grep-based pipelines to enable a full pull-match-insert localization loop. • Participated in the Spotx Brand 5.0 website upgrade and rebuilt the official site with a Next.js SSR architecture, significantly improving SEO and first-screen loading performance. • Optimized CLS metrics and mobile H5 interaction experiences to improve user browsing performance. • Developed frontend modules for core financial workflows such as redemption recommendation pre-processing and scheduled redemption. Integrated frontend analytics and funnel conversion tracking to identify business bottlenecks

Huawei

Tiny-Editor Collaborative Editing Open Source Contribution

Huawei • Autônomo

Jul 2025 - Nov 2025 • 4 mos

Tiny-Editor Collaborative Editing (OpenTiny Community, 500+ GitHub Stars) GitHub: https://github.com/opentiny/tiny-editor Tech Stack: Quill, Yjs, TypeScript, IndexedDB, Node.js, MongoDB, WebSocket, WebRTC • Contributed to collaborative editing features for TinyEditor, ensuring real-time synchronization across multiple users editing the same document. • Implemented sub-second synchronization for editing actions including text input, deletion, formatting, image insertion, and table editing. • Built a real-time cursor awareness system supporting synchronized cursor positions and selection ranges for multiple users. • Applied CRDT algorithms to resolve editing conflicts and maintain consistency under high concurrency scenarios. • Designed a pluggable Provider abstraction layer supporting WebSocket/WebRTC communication and runtime provider switching. • Implemented customizable backend persistence interfaces with real-time save and synchronization support. • Designed fault-tolerant mechanisms that automatically degraded to local IndexedDB caching during network interruptions. • Developed end-to-end automated testing with Playwright to simulate concurrent collaborative editing and validate CRDT consistency and WSS certificate-chain issues. • Wrote deployment documentation, demo examples, and deployed showcase backends with GitHub Pages