Senior AI Systems Engineer (LLMs for Auditing) - NYC

CLARK; New York (NY); On-site; USD 150,000 - 230,000; Full time

Benefits offered by this job

Unlimited PTO

Wellhub Platinum

Health, dental & vision coverage

Free daily company dinner

Job summary

Clark is seeking Senior Engineers to grow the Ava team and build the AI systems that power our core product. You will design and ship production AI systems that automate complex audit workflows, including LLM-powered agents, retrieval systems, and document intelligence.

You will work closely with product engineers, Audit Engineers, customers, and leadership to identify high-value workflows and build reliable, scalable solutions.

Qualifications

• 5+ years of software engineering experience.
• Experience building production software systems.
• Strong backend or full-stack engineering fundamentals.
• Hands-on experience building applications with LLMs, agents, retrieval systems, or other modern AI models.
• Experience designing evaluations and improving AI-system performance using real production data.

Responsibilities

• Build and improve LLM-powered workflows within Ava.
• Design agentic systems for audit and accounting workflows.
• Improve retrieval, reasoning, evaluation, and reliability of AI outputs.
• Partner with Audit Engineers to understand real customer workflows.
• Create evaluations, monitoring, guardrails, and human-in-the-loop review systems.
• Build production systems that can operate in trust-sensitive environments.
• Improve prompt, tool-use, orchestration, and evaluation systems.
• Improve the accuracy, reliability, latency, and cost of production AI workflows.
• Collaborate with platform engineers on reliability and observability.
• Debug AI failure modes and improve system performance over time.
• Ship product features that directly impact customer adoption.
• Debug failures in live customer workflows and improve system performance over time.
• Help establish Clark’s technical standards for building safe and dependable AI systems

Skills

5+ years experience

Backend or full-stack

LLM/agents experience

probabilistic systems

Tools

LLM frameworks

Job description

Clark is seeking Senior Engineers to grow the Ava team and build the AI systems that power our core product. You will design and ship production AI systems that automate complex audit workflows, including LLM-powered agents, retrieval systems, and document intelligence.

You will work closely with product engineers, Audit Engineers, customers, and leadership to identify high-value workflows and build reliable, scalable solutions.