Pfizer logoCurrently an Extern @Pfizer·🟢 Open to work
Yiwen Shi portrait

Social Media Strategist and Content Creator

I specialize in social media content and brand strategy, transforming ideas into impactful narratives.

Work samples

Discover projects that showcase my skills in social media strategy and content creation, driving brand engagement.

About me

I specialize in social media content and brand strategy, transforming ideas into impactful narratives.

I am currently an extern at TikTok, focusing on social media content and brand strategy. My passion lies in crafting engaging digital narratives that resonate with audiences and build brand loyalty.

Externships

Pfizer Advanced: AI-Powered Document Insights & Data Extraction Externship

Pfizer

Education

Duke kunshan

Applied mathematics and computational science · Class of 2029

Skills

Social Media StrategyContent CreationBrand StrategyDigital MarketingAI Powered AnalyticsCanvaChatGPTClaudeData Analytics

✅ Verified by Extern

TikTok: Social Media Content & Brand Strategy Externship

Digital MarketingBrand StrategyContent CreationStorytelling

Overview

I developed a comprehensive brand strategy for All Basics Uniforms, a clothing brand based in LA, with a strong focus on TikTok. This project included extensive research on industry trends, a competitive analysis, and the creation of a strategic framework, along with a visual mood board, to enhance content creation and brand engagement on the platform.

TikTok: Social Media Content & Brand Strategy Externship
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What I've accomplished

I produced a complete brand strategy for All Basics Uniforms including a written strategy, a three-slide Canva mood board, three TikTok videos with distinct frameworks, an adapted Instagram content set, and a finalized slide deck with a recorded Loom pitch.

Project breakdown

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✅ Verified by Extern · ⏱️ In progress

Pfizer Advanced: AI-Powered Document Insights & Data Extraction Externship

Prototype AI-powered document intelligence with Pfizer—using OCR, LLMs, and RAG to automate real enterprise PDF workflows and build a standout portfolio project.

AI & MLPythonDocument IntelligencePresentation Skills

Overview

The externship prototyped AI-driven document intelligence for enterprise PDFs, combining OCR, large language models, and retrieval-augmented generation. The work reviewed LLM fundamentals, documented architecture options, and evaluated how those components integrate with OCR and RAG pipelines. Deliverables included research summaries and technical explanations of LLM behavior within

Pfizer Advanced: AI-Powered Document Insights & Data Extraction Externship

What I've accomplished

I analyzed a batch of vendor documents and produced a catalog of common structures and parsing obstacles, including inconsistent date formats, mixed text/images, diverse layouts, and obscure technical terminology.

Project breakdown

Faced a set of vendor documents, I inspected file types and date formats, noted inconsistent date representations, mixed text/images, varied layouts, and obscure technical terminology, and listed specific document types and examples of parsing obstacles.

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