Software Engineer
$140k - $180kFull-time
Revin
Responsibilities
- Build and evolve LangGraph workflows for SMS and voice conversations.
- Ship end-to-end features across a Python/FastAPI backend and Next.js/TypeScript dashboard.
- Work in a multi-tenant Supabase/Postgres environment using account-scoped queries, RLS, and JWT-based access.
- Build evaluation frameworks to detect AI-agent regressions before they reach customers.
- Integrate with Salesforce, ServiceTitan, LeadPerfection, and AccuLynx CRM systems.
- Partner with the voice team on real-time agent behavior using LiveKit and OpenAI Realtime.
- Optimize omnichannel experiences across SMS, voice, and email.
- Collaborate directly with product, design, and senior engineers while shipping production software.
Requirements
- 2–4 years of full-stack experience shipping production software at a startup, high-velocity SaaS, or AI-driven company.
- Working proficiency in Python with FastAPI and TypeScript with Next.js and React Query.
- Experience building LLM-powered features or eagerness to work with LLMs in production.
- Comfort working in production systems and learning multi-tenant patterns including RLS, account-scoped queries, and JWT-based access.
- Experience debugging APIs and tracing issues across services and data pipelines.
- Ability to operate with initiative, adapt in ambiguity, and own outcomes end-to-end.
- Customer-focused approach to building software.
- Bonus: experience with LangGraph, LangChain, or other agent frameworks.
- Bonus: real-time voice or audio experience with LiveKit, Daily.co, or Twilio Voice.
- Bonus: LLM observability experience with Langfuse, LangSmith, or Helicone.
Benefits
- Base salary of $140,000–$180,000 plus competitive equity.
- Full-time, on-site work in the New York City office five days per week.
- Unlimited PTO.
- $0-cost medical coverage.
- 401(k) matching.
- Lunch and dinner in the office.
- Gym membership stipend.
- Clear Travel Pass.
- Tech equipment of choice.
- Mentorship pairing with a Revin advisor or investor.
- Relocation assistance.
- Career growth and early-ownership opportunities.
Vacancy posted 6 days ago
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