Senior Software Engineer, Frontend – AI Platform
Core
Design and scale the interactive surface of Addepar's next-generation AI platform, enabling seamless insights and interaction through natural language and data intelligence for investment professionals.
Role type
Senior Frontend Software Engineer (AI Platform)
Builds
Real-time AI experiences, conversational interfaces, and high-performance streaming UIs for investment workflows.
Domain
Financial Technology (FinTech) / Artificial Intelligence
Deliverable
production ML models | product features
Required skills
TypeScript, JavaScript, Svelte, React, WebSocket, requestAnimationFrame, virtualization, state management, caching strategies, performance profiling, accessibility (WCAG/ARIA), design systems, CI/CD, Playwright, Jest, Vite, Webpack.
Preferred skills
AI/LLM-powered interfaces, progressive streaming UIs, data-rich visualization frameworks.
Responsibilities
Design and implement complex, real-time UI features for conversational interfaces; Build high-performance WebSocket pipelines to handle streamed deltas and backpressure; Optimize scrolling and rendering performance using modern web APIs; Implement fault-tolerant UI logic for reconnection and offline recovery; Architect state management and caching strategies to maintain consistency between local UI and backend deltas; Mentor teammates through design reviews and pair programming.
Seniority
Senior, hands-on IC