Principal Full-Stack Software Engineer
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Job Description
Principal Full-Stack Software Engineer at Subquadratic developing LLM capabilities and leading core platform development. Collaborating cross-functionally on AI integration and developer experience for customer-facing solutions.
Responsibilities:
- 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
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