Bluejay — Member of Technical Staff

• →Architecting simulation, analysis, and evaluation systems for conversational AI (voice and multimodal)
• →Building resilient, scalable AWS infrastructure (Lambda, EC2, WebSockets, SIP) for millions of real-time conversations
• →Developing algorithms and pipelines that surface insights, detect failure modes, and keep agents safe and aligned
• →Owning your work end to end across the full stack
• →Working on-site with customers to build, deploy, and iterate on the product

Tech stack: Python, FastAPI, Supabase, Redis, heavy AWS, WebSockets, CI/CD; Machine Learning and LLMs; voice AI tooling (LiveKit, Deepgram, Cartesia, ElevenLabs, Gemini and similar); observability (Sentry, PostHog, Grafana, Datadog)

• At least 1–2 years of professional engineering experience
• A high technical bar with genuine full-stack proficiency, particularly across databases, AWS, and AI engineering
• A detail-obsessed approach and the ability to lead the technical execution of a project, ideally having built high-traffic features at scale
• A standout signal in your background — a strong bachelor's degree and/or time at a top fast-growing startup
• A strong, personable communicator who's comfortable working directly with customers
• Able to work fully on-site in San Francisco, five days a week (9-7)

• Experience handling significant scale as an IC or senior engineer
• Technical lead experience owning projects end to end
• Strong, opinionated design instincts with deep systems intuition and a highly optimized developer workflow
• Comfort and polish in front of customers

• Location — San Francisco, CA
• Work policy — Fully on-site, 5 days/week (9-7)
• Compensation — $160,000–$220,000 + equity
• Visa sponsorship — Not available
• Employment type — Full-time