Flux

Senior Software Engineer, Agentic Products

Flux

full-time

Posted on:

Location Type: Hybrid

Location: San Francisco • California • United States

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Job Level

Senior

Tech Stack

Distributed SystemsFluxJavaScriptNode.jsReactReduxTypeScript

About the role

  • Develop agentic reasoning capabilities in TypeScript (LangGraph).
  • Integrate AI behaviors into the Flux web app (React/Redux) and Chat UI.
  • Instrument telemetry and logging for runtime health, performance, and cost tracking.
  • Collaborate with product and electrical engineers to shape intelligent ECAD workflows.
  • Build and analyze evals; translate data into engineering decisions.
  • Actively shape agentic patterns, conventions, and best practices for the broader engineering org.

Requirements

  • 8+ years of software-engineering experience; 1+ years developing generative-AI or agentic systems.
  • Strong command of TypeScript, React, and Node.js.
  • Experience with LangChain, LangGraph, or equivalent orchestration frameworks.
  • Demonstrated success building asynchronous, distributed systems in production.
  • Experience integrating LLM-based systems into complex user-facing web products.
  • Excellent communicator comfortable in a fully remote, async team.
  • Experience at a startup or in 0→1 product environments.
Benefits
  • Professional development opportunities
  • Flexible work arrangements

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard skills
TypeScriptReactNode.jsLangChainLangGraphasynchronous systemsdistributed systemsAI behaviorstelemetrylogging
Soft skills
excellent communicatorcollaborationremote workasynchronous team