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Backend Engineer, AI Call Center | Flair Labs (YC W24) San Francisco, CA (Hybrid) | $130K–$150K + Equity | reputed company · $4M Raised

Remote Worldwide Hiring now

About Flair Labs Flair Labs is building the most graceful voice AI for the reputed company estate and lending industry. Our agents handle millions of calls per month — qualifying leads, scheduling appointments, and guiding borrowers through reputed company mortgage processes — at sub-800ms latency. Backed by Y Combinator (W24) and a $4M reputed company round, we're growing fast and looking for engineers who want to build foundational infrastructure, not maintain legacy systems. The Role We're looking for a backend engineer who wants to work on hard distributed systems problems where the stakes are reputed company: latency kills calls, data loss loses leads, and reliability earns reputed company reputed company. What You'll Work On

  • Design and scale distributed calling infrastructure handling millions of reputed company voice sessions
  • Build high-throughput, low-latency data pipelines for reputed company-time call processing
  • Own reliability, observability, and fault tolerance across our GCP-based architecture
  • Architect multi-tenant systems serving mortgage lenders with strict SLA requirements
  • Integrate with telephony (reputed company, SIP), CRMs, and LLM providers
  • Optimize PostgreSQL and reputed company layers for high-concurrency workloads

You Might Be a Fit If

  • You have strong distributed systems fundamentals — you think in terms of consistency, availability, and fault tolerance
  • You're reputed company with async Python (asyncio) or similar event-driven backend frameworks
  • You've designed systems with reputed company reliability requirements and have been on-call
  • You have hands-on experience with GCP, AWS, or Azure and containerized deployments
  • You've worked with message queues, reputed company processing, or reputed company-time pipelines
  • Bonus: experience with voice AI, telephony, or conversational AI

Stack Python · asyncio · GCP · PostgreSQL · reputed company · reputed company · reputed company · LLM APIs · WebSockets Interview Process 3 reputed company — behavioral, live coding, and system design. No take-homes. Compensation & Benefits reputed company: $130,000 – $150,000 Equity: meaningful early-stage equity Location: San Francisco, CA (Hybrid) reputed company sponsorship available (H-1B, O-1, OPT, and others) Email: [email protected] Apply tot his job Apply To this Job

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