Senior AI Agent Engineer — Build Next-Gen Capabilities

Serus; New York (NY); On-site; USD 180,000 - 260,000; Full time

Job summary

Serus, developed by Anon AI Labs, seeks a deep expert in AI agents to turn ambitious product ideas into practical capabilities for customers. The role demands hands-on engineering and a clear grasp of model tradeoffs, with an emphasis on building beyond standard API integrations.

Locations include San Francisco or New York, with exceptional candidates abroad considered. You will own complex problems, prototype quickly and collaborate with product and design to deliver powerful, usable

Qualifications

• Strong software engineering skills with hands-on AI agent work.
• Deep understanding of model capabilities, limits and tradeoffs.
• Proven ability to build solutions beyond simple API integrations.
• Good technical and product intuition; can own an ambiguous problem.

Responsibilities

• Build advanced agent capabilities and improve existing behavior.
• Design approaches to planning, tool use, memory and persistent work.
• Connect the agent to our OSINT engine and external services.
• Choose suitable models, architectures and execution patterns.
• Prototype new ideas quickly and evaluate whether they deliver useful results.
• Improve judgment, reliability and recovery across complex tasks.

Skills

Software engineering

AI agents

Model capabilities

Ownership of ambiguity

Beyond API integrations

Job description

Serus, developed by Anon AI Labs, seeks a deep expert in AI agents to turn ambitious product ideas into practical capabilities for customers. The role demands hands-on engineering and a clear grasp of model tradeoffs, with an emphasis on building beyond standard API integrations.

Locations include San Francisco or New York, with exceptional candidates abroad considered. You will own complex problems, prototype quickly and collaborate with product and design to deliver powerful, usable