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Senior/Staff Software Engineer, Agent

OpenArtSan Carlos, California, USAEngineering
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Salary
$500K - $600K USD
Job type
Full-time
Work mode
Remote
Posted
10 Sept 2026
Status
Open · checked 7d ago

About this role

OpenArt is hiring a Senior/Staff Software Engineer, Agent to lead the architectural design of autonomous and conversational creative systems in San Carlos or remotely. This pivotal product and systems leadership role is ideal for an experienced engineer with a strong background in production-grade large language models and a passion for shaping the future of AI-native storytelling.

Role Overview

In this role, the engineer will own the entire agentic layer powering OpenArt's next generation of creative products, starting with Director, a tool that allows users to create cinematic videos through natural conversation. The position focuses on building scalable agent infrastructure that handles long-horizon planning, multi-vendor model orchestration, robust memory, and reliable production execution. This is a hands-on technical leadership position working directly with technical founders and product teams to translate creative possibilities into dependable software systems.

Key Responsibilities

Own the end-to-end architecture of the agent harness, managing tool use, context engineering, multi-step planning, and sub-agent orchestration.
Design long-running creative task execution paths across multiple model vendors, ensuring clear failure recovery mechanisms.
Build and maintain Model Context Protocol (MCP) servers and CLI agent tooling to connect agents with internal services and asset pipelines.
Create reusable Agent Skills and structured workflows that establish team-wide engineering patterns.
Develop automated evaluation frameworks, tracing systems, and quality gates to monitor and prevent agent regressions.
Optimize reliability, latency, and cost per successful run as primary system metrics.
Ship polished, end-to-end production frontend experiences utilizing React and Next.js for agent-driven products.
Track the fast-moving agent ecosystem and drive technical decisions regarding what technologies belong in the stack.

Requirements

7+ years of comprehensive full-stack engineering experience owning and shipping production systems at scale.
2+ years of hands-on experience building production-ready LLM-powered agents beyond basic prototypes.
Expertise in agent architecture fundamentals, including memory management, tool use, sub-agent orchestration, and multi-step planning.
Proven background in creating evaluation frameworks and observability practices for agentic systems.
Strong system design and data modeling capabilities covering state, schemas, and robust API design.
Experience authoring reusable agent workflows or skills for engineering teams.
Demonstrated technical leadership with a history of driving successful architectural decisions.
Proficiency in AI-assisted coding practices utilizing tools like Cursor, Claude Code, or Codex.
High product sense focused on delivering trustworthy and delightful agent experiences.

Nice to Have

Practical experience developing MCP servers and CLI tooling specifically for agents.
Familiarity with agent orchestration frameworks such as LangGraph or the Claude Agent SDK, along with LLM observability tools.
Hands-on experience working with creative asset pipelines alongside video and image generation models.
Knowledge of guardrails, safety protocols, and cost management for autonomous systems.
Prior startup experience or a track record of driving a product surface from conception to launch.

Skills and Tools

React
LLM
Next.js
Model Context Protocol (MCP)
CLI Tooling
Agent Orchestration Frameworks

Salary and Benefits

Total compensation starting at $500,000 to $600,000 per year, which includes base salary, bonus, and equity.
Meaningful equity ownership in the products being built.
High-autonomy, growth-focused startup environment.
Visa sponsorship available for qualifying candidates.

About the Company

OpenArt operates as an AI storytelling and visual creation platform utilized by millions of creators globally. The organization builds next-generation creative tools powered by cutting-edge artificial intelligence to empower users to generate videos, visuals, and characters rapidly. Guided by a founder-led engineering culture, the company emphasizes clarity, speed, high ownership, and minimal bureaucracy.

How to Apply

Interested candidates should visit the official OpenArt careers page to submit an application for the Senior/Staff Software Engineer, Agent position.

Skills and tech stack

ReactLLM

Questions candidates ask

What is the location or remote work policy for this role?

The role is remote-friendly, with a preference for candidates based in the Bay Area where hybrid options are also available.

What experience level is required for this position?

Candidates must have 7+ years of full-stack engineering experience, including 2+ years of hands-on experience building production-ready LLM-powered agents.

What is the compensation package for the Senior/Staff Software Engineer, Agent role?

Total compensation starts at $500,000 to $600,000 per year, combining base salary, bonus, and meaningful equity ownership.

Is visa sponsorship provided?

Yes, visa sponsorship is available for this position.

What core technologies and frameworks will I be working with?

You will work with React, Next.js, LLMs, Model Context Protocol (MCP) servers, CLI tooling, and various agent orchestration frameworks.

Ready to apply?

The application is on the official OpenArt careers page.

Apply on company site