# Senior Backend Engineer

**Company:** [Raylu](https://hotfix.jobs/companies/raylu)
**Location:** New York, NY
**Role:** Backend Engineering
**Salary:** $165k – $250k/yr
**Skills:** TypeScript, Node.js, Go, Temporal, Redis, Distributed Systems, Llm Integrations, Cloud Environments, Observability
**Posted:** 2025-10-27

> Senior Backend Engineer architects and operates scalable, low-latency backend services using Node/TypeScript, Temporal, and Redis. Requires expertise in distributed systems, durable workflows, cloud reliability, with bonus for Go and LLM experience.

## Job Description

## 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.

## Requirements
- TS-first backend: Expert in Node/TypeScript services; bonus 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: Make pragmatic tradeoffs, communicate risk clearly, and choose designs that unblock the roadmap.
- Opinionated: Deep understanding of the technological landscape, making high-level system and granular code design decisions.

## Nice to Have
- Prior work with agentic/LLM workflows.

## Compensation
- Base salary: $165,000 – $250,000 per year.
- Equity: $100K-200K equivalent (4-year vest).
- Benefits: Generous health, dental, vision insurance; 401k with 3% automatic contribution; paid lunches; wellness and Citi Bike benefit.

## Similar roles

- [Sr. Software Engineer](https://hotfix.jobs/jobs/1e404e30-e9bd-44df-9168-82285f3a2d50) - Cribl - Remote - $165k – $200k/yr
- [Senior Software Engineer, Remote](https://hotfix.jobs/jobs/4cc88920-821e-4e76-8119-b6c5da5ad25f) - NexHealth - Remote - $165k – $230k/yr
- [Senior Software Engineer](https://hotfix.jobs/jobs/75f0b531-d984-46cc-9a97-45611229266f) - NexHealth - Seattle, WA - $165k – $230k/yr
- [Senior Backend Software Engineer](https://hotfix.jobs/jobs/205cae22-04bc-4a58-9047-448b142c77d8) - Jellyfish - Remote - $165k – $235k/yr
- [Senior Software Engineer](https://hotfix.jobs/jobs/c7d6d80c-0e83-412f-b5f7-e21f1ff019e6) - Upstart - Remote - $165k – $228k/yr

**Apply:** https://hotfix.jobs/jobs/7b5fbe09-8352-4a74-ab72-24aa8aaee4c3
**Canonical:** https://hotfix.jobs/jobs/7b5fbe09-8352-4a74-ab72-24aa8aaee4c3