Senior AI Agents Engineer — Scalable LLM Systems & Equity

Arcadia

New York (NY)

On-site

USD 150,000 - 230,000

Full time

3 days ago

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Job summary

Arcadia seeks a Senior Software Engineer (AI Agents) to build core systems for an intelligent automation platform used in complex industries. You’ll design and ship production-grade LLM systems, contribute across the stack, and influence product and architectural decisions.

This high-ownership role involves close collaboration with the founding team and shaping technology that scales to real-world operational problems.

Qualifications

5+ years of professional software engineering experience.
Experience designing and shipping production backend systems and APIs.
Hands-on experience building or integrating LLM-powered or agent-based systems.
Ability to design scalable services and data pipelines.
Strong technical judgment and ability to make sound tradeoffs.
Clear communicator who can collaborate cross-functionally and with customers.

Responsibilities

Build and scale the core automation and AI agent systems that power the platform.
Work across the stack: backend APIs, data pipelines, orchestration layers, and frontend workflows.
Design and deploy agent-based LLM components for reasoning, extraction, and decision-making.
Collaborate directly with users to understand workflows and ship high-impact solutions.
Contribute to architecture discussions and help drive key technical decisions.
Write clean, reliable, maintainable code with strong engineering fundamentals.
Support roadmap execution and help elevate engineering standards as the team grows.