Subquadratic

Principal Full-Stack Software Engineer

Subquadratic

full-time

Posted on:

Location Type: Remote

Location: California • United States

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Job Level

Lead

Tech Stack

AWSCloudDistributed SystemsDynamoDBGoGoogle Cloud PlatformJavaScriptNode.jsPostgresPythonReactRedisTypeScript

About the role

  • Drive the future of Subquadratic’s customer-facing stack.
  • Architect the full-stack systems required to stream real-time audio and LLM tokens to the browser.
  • Build self-serve onboarding flows, interactive API playgrounds, and observability dashboards.
  • Partner directly with Product and Research leadership to translate experimental AI capabilities into stable, production-ready product features.

Requirements

  • Deep expertise in TypeScript/React (performance tuning, state management, visualization)
  • Strong backend fluency in Python, Go, or Node.js
  • Proven ability to design scalable architectures and lead complex builds end-to-end
  • Solid understanding of distributed systems fundamentals—caching strategies (Redis/Memcached), database design (Postgres/DynamoDB), and cloud infrastructure (AWS/GCP)
  • Understanding the constraints of deploying AI: context windows, token streaming, latency budgets, and cost management
Benefits
  • Health insurance
  • Flexible work arrangements
  • Professional development
Applicant Tracking System Keywords

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

Hard Skills & Tools
TypeScriptReactPythonGoNode.jsscalable architecturesdistributed systemscaching strategiesdatabase designcloud infrastructure
Soft Skills
leadershipcollaborationcommunicationproblem-solving