Senior Frontend Developer

GenAI Frontend Engineer with Micro-Frontend | SDK | React | TypeScript Location : South San Francisco, CA - Hybrid – 1–2 days onsite per week Bay Area candidates preferred 12+ Months Contract Position Overview We are seeking a GenAI Front-End Engineer to build a reusable conversational and analytics experience that can be embedded into products owned by multiple teams. The ideal candidate will have strong React and TypeScript experience combined with hands-on expertise building embedded UIs, micro-frontends, reusable SDKs, or components integrated into host applications. The UI will need to receive authentication, active screen context, filters, selected objects, and user actions from the host application, while providing streamed GenAI responses, tables, charts, citations, conversation history, and interactive results. Experience with micro-frontends, Web Components, Module Federation, embedded SDKs, or secure iframe architectures is highly valuable. Key Responsibilities Build production-grade conversational and analytics experiences using React and TypeScript.Develop reusable UI experiences that can be embedded within applications owned by other engineering teams.Design clean integration APIs, SDK contracts, callbacks, events, and versioned interfaces.Capture and consume host-application context including:Active page/screenFiltersSelected objectsUser actionsApplication stateBuild streaming, multi-turn GenAI interfaces with clarification flows, conversation history, loading states, and error handling.Render structured AI responses including tables, charts, citations, and reusable result components.Integrate REST APIs and streaming APIs with appropriate authentication and token-management patterns.Develop scalable frontend architecture that can support multiple host applications.Collaborate with backend, AI/ML, product, and platform engineering teams.Establish patterns for secure and reliable embedding of AI experiences within enterprise applications.Troubleshoot integration, authentication, performance, and frontend architecture issues. Required Technical Skills ReactTypeScriptStrong modern JavaScript/Frontend developmentProduction experience with embedded UI / micro-frontendsExperience integrating a UI, service, or component into another applicationSDK/API designIntegration APIs, callbacks, events, and versioned interfacesHost-application context integrationGenAI / conversational UIStreaming APIsREST APIsAuthentication & token managementStructured response renderingTables, charts, citations, and reusable UI components Top 3 Must-Haves Strong React + TypeScript production experienceHands-on experience embedding a UI, service, micro-frontend, or SDK into another applicationExperience building streaming, multi-turn GenAI/conversational interfacesPreferred / Good-to-Have Reusable UI SDKs or component librariesMicro-frontendsWeb ComponentsModule FederationSecure iframe integrationMCP clientsEmbedded analyticsEnterprise Copilot productsAWSAmazon BedrockAgentCoreGenAI application development