Job Specifications
Why 11x Now
At 11x, we're building autonomous digital workers that handle routine work end-to-end, freeing humans to focus on what they do best--creating, innovating, and building meaningful relationships. We're one of the world's fastest-growing AI companies. We've achieved a 20x increase in ARR and raised $75M+ from leading investors including a16z and Benchmark. Our team works in-person in our San Francisco office.
About The Role
We're looking for a Staff Software Engineer with deep fullstack expertise and a passion for building ambitious AI-powered systems. In this role, you'll operate as a technical lead--driving architecture, product development, and internal standards for one of our flagship autonomous digital workers.
You'll collaborate closely with our CTO, cross-functional teams, and model providers to translate complex ideas into elegant, production-ready software. This is a hands-on leadership role where you'll influence system design, mentor other engineers, and set the bar for engineering quality in a fast-moving, AI-native environment.
What You'll Do
Architect, build, and scale fullstack systems that support autonomous AI agents in production.
Lead technical decision-making across projects--ensuring long-term scalability, reliability, and developer efficiency.
Evaluate new technologies, model APIs, and prompting strategies to enhance agent performance and alignment.
Collaborate cross-functionally with design, product, and GTM teams to define roadmaps and prioritize development.
Drive internal engineering standards through mentorship, documentation, and code reviews.
What We're Looking For
6+ years of experience in software engineering, with demonstrated leadership on complex technical projects.
Strong command of modern fullstack frameworks--especially Typescript, React, NextJS, and NodeJS.
Track record of shipping scalable systems in high-growth or startup environments.
Strategic thinker who can balance speed and quality while driving technical vision.
Bonus: experience with LLMs, agent orchestration frameworks, or AI infrastructure.
11x is an equal opportunity employer and does not discriminate on the basis of race, gender, sexual orientation, gender identity/expression, national origin, disability, age, genetic information, veteran status, marital status, pregnancy or related condition, or any other basis protected by law.