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Frontend AI

Prepare for AI-focused frontend interviews with build exercises, interface architecture, agent patterns, and the underlying concepts that make them reliable.

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AI preparation index

20 questions + guides
AI Machine Coding8 builds
AI Streaming Chat WindowMedium
Google
Microsoft
OpenAI
Slash-Command Prompt InputMedium
GitHub
Notion
Vercel
AI Citations PanelPROMediumAI Inline Diff ViewerPROHardAI Agent Trace RendererPROHardAI Model Picker + Cost/Latency BadgeMedium
Google
OpenAI
AI Tool-Call Cards in ChatPROHardAI Speculative / Optimistic Token UIPROHard
AI System Design7 briefs
Design Perplexity (RAG Search with Citations)PROHardDesign a Self-healing React ComponentPROHardDesign Cursor (AI Code Editor with Agent Edits)PROHardDesign AI Agent Traces & Artifacts UIPROHardDesign an AI Customer Support AgentPRONEWHardDesign ChatGPT (Streaming Chat with Branching & Share-link)PROHardStream Over HTTP FirstMedium
GitHub
OpenAI
Perplexity
Underlying Knowledge5 concepts
Streaming protocols compared: SSE vs WebSockets vs HTTP/2 Push vs chunked transferEasyConceptAbortController and how it composes with fetch + ReadableStreamMediumConceptTextDecoder({ stream: true }): why UTF-8 boundaries break naïve streamingMediumConceptFrom token generation to character render: the full streaming pipelineMediumConceptRAG: where does the frontend's responsibility start and end?MediumConcept
Guides11 walkthroughs
Streaming LLM Responses in ReactFoundational12 min readAI Chat UI Patterns for Frontend EngineersCore10 min readLLM API Essentials for Frontend EngineersCore11 min readAI Agents and Tool Use for Frontend EngineersCore9 min readRAG for Frontend Engineers: Retrieval and CitationsCore10 min readProduction AI Frontend PatternsAdvanced9 min readLLM Frontend Architecture: BFF, Edge, or On-DeviceCore10 min readStreaming Markdown Without a Broken UIAdvanced9 min readStructured Outputs and Generative UICore10 min readPrompt Injection and Security for AI FrontendsAdvanced9 min readHuman-in-the-Loop AI Approval FlowsCore8 min read
Reference32 terms
AI Frontend GlossaryReferenceStreaming, agents, retrieval, SDKs

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