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Ethos Life logo
Ethos Life

Ethos is a leading life insurance technology company on a mission to protect families by democratizing access to life insurance and empowering agents at scale. With its robust three-sided technology platform, Ethos is transforming the life insurance experience for consumers, agents, and carriers alike. Ethos offers instant, accessible products and a seamless online process that requires no medical exams and just a few health questions; it eliminates traditional barriers, making it easier than ever for everyone to protect their families. Ethos is redefining how life insurance is bought, sold, and underwritten.

Senior AI Engineer

AI EngineerMachine Learning EngineerOtherRemoteSeniorTeam 501-1,000

Location

United States

Posted

134 days ago

Salary

$133K - $235K / year

Seniority

Senior

Job Description

Senior AI Engineer

Ethos Life

This description is a summary of our understanding of the job description. Click on 'Apply' button to find out more. Role Description We’re building several LLM-powered copilots across critical workflows (e.g., underwriting productivity, agent enablement, customer support, operations/compliance, fraud). We need an AI engineer to own the LLM + retrieval + context layer that makes these copilots accurate, auditable, fast, and cost-efficient. Typical stack: Python/FastAPI, Postgres + vector (pgvector/Pinecone/Weaviate), OpenSearch, optional graph DB, Kubernetes + GPUs, OTEL/Datadog - Production RAG: indexing, retrieval, hybrid search, reranking, query rewriting, grounding, citations - Context Graph: entity resolution + linking + provenance; graph + vector retrieval; supports multi-hop context - LLM orchestration: tool/function calling, structured outputs, routing across model tiers, failure modes - GPU/inference cost optimization: batching, caching/KV reuse, quantization, autoscaling; optimize $/session + latency - Safety + compliance: PII/PHI handling, redaction, audit logs, deterministic replay, hallucination mitigation - LLMOps: eval harness (golden sets, regression, adversarial), monitoring for quality/cost/drift - Design/ship the end-to-end pipeline: retrieve → assemble context → generate → cite → log/monitor - Improve quality and trust via evaluation, feedback loops, and clear evidence-backed outputs - Partner with product, security, and domain teams; write crisp design docs; raise engineering bar - Ship RAG v1 with citations + measurable quality metrics - Deliver Context Graph v1 that improves retrieval on real copilot tasks - Reduce cost/latency with a concrete inference optimization plan shipped to prod Qualifications - 7+ years building production systems; 2+ years hands-on LLMs/RAG - Proven RAG experience (embeddings, vector DBs, hybrid search, reranking, eval) - Strong backend/distributed systems + observability - Track record shipping in high-stakes environments with auditability/correctness - Knowledge graph / entity resolution / provenance systems - GPU inference optimization (vLLM/TGI/TensorRT-LLM, quantization AWQ/GPTQ, batching) - Regulated domain experience (insurance/fintech/healthcare) Requirements - #LI-Remote - #LI-MK1 Benefits - The US national base salary range for this full-time position is $133,000 - $235,000. - Our salary ranges are determined by role, level, and location. - Individual pay is determined by work location and additional factors, including job-related skills, experience, and relevant education or training. - Compensation details listed in US role postings reflect the base salary only and do not include applicable bonus, equity, or benefits. - Further details of our US benefits can be found at Ethos Careers .

Job Requirements

  • 7+ years building production systems; 2+ years hands-on LLMs/RAG
  • Proven RAG experience (embeddings, vector DBs, hybrid search, reranking, eval)
  • Strong backend/distributed systems + observability
  • Track record shipping in high-stakes environments with auditability/correctness
  • Knowledge graph / entity resolution / provenance systems
  • GPU inference optimization (vLLM/TGI/TensorRT-LLM, quantization AWQ/GPTQ, batching)
  • Regulated domain experience (insurance/fintech/healthcare)
  • #LI-Remote
  • #LI-MK1

Benefits

  • The US national base salary range for this full-time position is $133,000 - $235,000.
  • Our salary ranges are determined by role, level, and location.
  • Individual pay is determined by work location and additional factors, including job-related skills, experience, and relevant education or training.
  • Compensation details listed in US role postings reflect the base salary only and do not include applicable bonus, equity, or benefits.
  • Further details of our US benefits can be found at Ethos Careers .

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