Raylu AI - Senior Backend Engineer
Requirements
• TS-first backend: Expert in Node/Typescript services; bonus points for production Go. • Systems & scale: Deep grasp of memory management, distributed systems, durable execution, and edge functions. • Queues & state: Hands-on with Temporal (or equivalent durable workflows) and Redis at scale. • Cloud & reliability: Comfortable shipping/operating in modern cloud environments with strong observability habits. • LLM-aware: Familiarity with LLM integrations and their operational quirks is a plus. • Product sense: You make pragmatic tradeoffs, communicate risk clearly, and choose designs that unblock the roadmap. • Opinionated: Deep level of understanding of the technological landscape, making both high level system and granular code design decisions based on understanding rather than preference - diving deep on unknown patterns in order to build the best product. • Prior work with agentic/LLM workflows • Compensation: $165K - $250K salary, $100K-200K equivalent in new hire equity (4 year vest) • Location: New York City. We are a fully in-office team working out of Midtown Manhattan Monday through Friday. We allow for WFH days when anyone is traveling, but we do not allow for permanent remote work.
Responsibilities
• Architect, build, and operate backend services that are fast, fault-tolerant, and easy to evolve. • Define service boundaries, data models, and contracts that keep teams moving independently. • Establish performance baselines and SLOs; design for durability and graceful degradation. • Lead technical design reviews and mentor engineers across code quality, testing, and ops. • Own critical systems: queue orchestration (Temporal), caching (Redis), and infra automation.
Benefits
• $165K – $250K • Offers Equity • Location: New York City. We are a fully in-office team working out of Midtown Manhattan Monday through Friday. We allow for WFH days when anyone is traveling, but we do not allow for permanent remote work. • Location: • Generous health, dental, and vision insurance • 401k with 3% automatic contribution (no vesting) • Wellness and Citi Bike benefit
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