Applied AI Engineer (AI)

Location: Seattle, WA, USA

Salary: $130,000–$220,000 annually, plus potential bonuses and equity

Company

Gradial builds a marketing operations platform that orchestrates martech stacks, workflows, and people to automate marketing execution.

What you will do

• Build autonomous and semi-autonomous agent workflows that interact with browsers, codebases, and APIs to complete complex content operations.
• Evaluate model behavior in live environments and develop reinforcement learning approaches for end-to-end agent systems.
• Design modular frameworks for tools, memory, evaluators, prompting, and proprietary agent libraries.
• Develop data pipelines to collect, transform, and annotate usage data for supervised fine-tuning and reinforcement learning.
• Create benchmarking frameworks and collaborate with customers, product, and engineering stakeholders to address edge cases and align AI behavior with user expectations.

Requirements

• 4+ years of software engineering experience, including at least 1 year working directly on AI/ML-powered applications.
• Strong fluency with AI tooling such as OpenAI APIs and Anthropic APIs.
• Practical understanding of LLMs, prompt engineering, and agentic architectures.
• Experience building production systems integrating external environments, including code execution, browser automation, or API orchestration.
• Strong ownership and comfort working in experimental, fast-moving environments.

Nice to have

• Familiarity with SWE-bench or evaluation strategies for tool-using agents.
• Customer-facing experience or user research experience in AI product development.
• Background in reinforcement learning or data-centric AI.

Culture & Benefits

• Performance-based annual bonus and meaningful equity awards.
• Medical, dental, and vision insurance, fully covered for employees and 75% covered for dependents.
• Fertility and family-planning support.
• 401(k) retirement plan, unlimited PTO, and paid sick leave.
• Seattle office with a gym, sauna, bike parking, and free lunch three days per week.
• Flexible work hours and a collaborative environment focused on learning, ownership, and impact.