Staff Software Engineer, Backend

About the Opportunity

We're partnering with a fast-growing, well-funded AI startup in Seattle that's building cutting-edge agentic AI technology for enterprise customers.

We're looking for a highly technical, hands-on Staff Backend Engineer to lead complex engineering initiatives, architect scalable systems, and build innovative AI-powered products from the ground up.

What You'll Do

• Design and build scalable backend systems supporting AI-driven workflows and distributed applications.

• Lead complex technical projects from architecture through production.

• Build 0-to-1 systems and solve ambiguous technical challenges.

• Drive architectural decisions around scalability, performance, and reliability.

• Collaborate with engineering and product teams while mentoring other engineers.

• Remain hands-on with coding, deployment, and production systems.

What We're Looking For

• 8+ years of software engineering experience with deep backend expertise.

• Strong background in distributed systems, system design, and software architecture.

• Experience leading complex projects independently from concept to production.

• Proven experience building 0-to-1 products or systems.

• Strong ownership, problem-solving skills, and product mindset.

• Experience with TypeScript, LLMs, AI agents, or early-stage startups is a plus.

Why Join?

• Competitive compensation and meaningful equity.

• Opportunity to build next-generation AI technology.

• High-impact technical ownership with minimal bureaucracy.

• Collaborative, in-person engineering team in Seattle.