Software Engineer

Senior Frontend EngineerCommerce is building a new team to deliver a suite of conversational AI agents spanning the B2B commerce lifecycle - Product Discovery, Pricing & Quoting, Order Automation, Fulfillment & Delivery, and Post-Sale Support. These agents will let B2B buyers and sellers work through complex commerce workflows in natural language, built on an established internal agent platform (Go/Python, Google ADK, Gemini, AG-UI, Braintrust).As the Senior Frontend Engineer on this team, you will own the unified agent frontend: a single streaming, generative-UI experience through which merchants and buyers interact with all five agents. This is a greenfield product built on proven platform patterns - you'll shape the user-facing surface of an entirely new product line.What You'll DoDesign and build the unified agent frontend, delivering real-time streaming conversational experiences over SSE (AG-UI protocol)Build and extend a library of generative UI components (product cards, cart and order summaries, quote views, escalation flows) rendered dynamically from agent outputDeliver the merchant-facing control panel settings and shopper-facing views for the agent suiteOwn frontend architecture decisions: component structure, state management for streaming data, theming and embedding strategies across storefront environmentsCollaborate closely with backend agent engineers on the client?server event protocol and client-executed toolsPartner with product and design to deliver intuitive, useful, and delightful conversational experiencesQuickly build proof-of-concept solutions to validate user stories, then harden them for GAMentor other engineers and raise the bar on frontend quality across the teamWho Are You5+ years of frontend or full-stack software development experienceEducation: Preferred minimum Bachelor's degree in CS, EE, SW, CE, MIS; or equivalent experienceExpert-level Javascript skillsExperience building real-time or streaming UIs (SSE, WebSockets) and managing the state challenges they createExperience building conversational or AI-assistant UIs (chat, generative UI, copilots)Strong product sense and demonstrated ability to own a user-facing surface end-to-endExperience integrating frontends with complex backend APIsExcellent problem-solving skills and comfort in a fast-paced, exploratory environmentStrong collaboration and communication skills in cross-functional teamsStrong preference toward execution and deliveryPreferred:Experience with e-commerce platforms or SaaS product developmentFamiliarity with design systems and embedding UIs into third-party or themed environmentsExposure to LLM-based products and their frontend patterns (token streaming, tool-call rendering, approval flows)Experience with automation tools or AI copilotsWork Where You ThriveFor candidates based in the Austin or Atlanta metro area, the position follows a hybrid work model with three days per week in the office, balancing focused individual work with meaningful in-person collaboration.#LI-REMOTE#LI-GC1(Pay Transparency Range: $116,000.00 - $195,000.00)