11x.ai

Senior Fullstack Software Engineer, AI Agents

11x.ai
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8 months ago
Remote, United States or Seattle, WA, USASenior

Responsibilities

  • Design, build, iterate on, and deploy fullstack systems that power AI agents.
  • Research and evaluate agent orchestration, prompting strategies, and model-alignment approaches.
  • Collaborate with product, design, and engineering teams to improve UX and usability for non-technical users.
  • Share learnings, document findings, and contribute to internal engineering best practices.
  • Participate in peer reviews, brainstorming sessions, and technical deep dives with a global team.

Requirements

  • At least 6 years of experience in a product-oriented software engineering role.
  • Strong foundation in TypeScript, React, Next.js, and Node.js.
  • Experience working in fast-paced environments with rapid learning and iteration.
  • Interest in research, technical writing, or team knowledge sharing.
  • Experience with large language models, prompt engineering, or AI infrastructure is a bonus.

Benefits

  • Base salary range is CAD $180,000–$225,000 for Canada-based roles and USD $180,000–$250,000 for Seattle-based roles.
  • The role provides hands-on exposure to emerging model capabilities, internal experimentation, and applied AI research.
11x.ai

About 11x.ai

51-200 employees
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