Staff Software Engineer - Applied AI

Your Charter

Build platform APIs for high-quality training data for our new world model. This will involve APIs for data validation, auto-captioning/annotation, and validation. You’ll operate at high scale, support a wide variety of developers, and work closely with our internal World Model team to pretrain a new world model. You will also find opportunities to integrate AI in other systems elsewhere in the stack.

Key Outcomes

• Design, build, and ship production features for AI world models, from data collection through inference
• Build rigorous evaluation, data pipelines, and captioning APIs tightly integrated into simulators and robot hardware
• Optimize systems for latency, cost, and quality
• Work closely with world model researchers, product engineers, and customers to build systems that are reliable and easy to use
• Stay current with new developments in AI and bring recommendations to the platform and research teams.

Key Competencies

• Deep expertise building developer tooling, simulation platforms, or game engine infrastructure.
• Strong systems thinking with experience designing scalable content pipelines and engineering workflows.
• Experience creating easy to use tools that empowers developers, designers, or technical artists.
• Excellent software engineering skills with a focus on performance, maintainability, and automation.
• Comfortable driving technical direction across multidisciplinary teams in a fast-moving startup environment.

Minimum Requirements

• 5+ years of software engineering experience, with a meaningful portion spent building and shipping ML- or AI-powered systems in production.
• Strong programming skills in Python and JavaScript/TypeScript and proved experience building expandable, testable, and reliable software.
• Hands-on experience with modern AI/ML, AI frameworks, and cloud deployment
• Clear communication and collaboration to lead projects independently

Preferred Skills

• Experience with shipping AI/ML systems at high scale.
• Contributions to open-source AI/ML projects or publications
• Domain experience in robotics

What Does a Successful 1X Team Member Look Like

• Team members at 1X who thrive here are builders.
• They move fast, own their work completely, and treat time like it’s the one thing you can’t get back - because it is.
• They say what they mean, finish what they start, and hold themselves to a standard before anyone has to ask.
• We push each other to be better, and we do it with honesty and respect.

Benefits

• Comprehensive medical, dental, and vision coverage
• Generous paid time off, company holidays, and parental leave
• 401(k) plan with company match (100% on the first 3% of contributions, 50% on the next 2%)
• Flexible Spending Accounts (FSA) and Health Savings Accounts (HSA) options
• Commuter benefits (transit and parking)
• Short-term and long-term disability, and life insurance
• Employee Assistance Program (EAP) for mental health, financial, and personal support
• Onsite snacks and catered lunches