General Manager, Sandboxes

The role

You will own the Sandboxes business end-to-end, including product strategy, customer development, and go-to-market. You will work with founders and engineering to make Blacksmith the default execution platform for AI agents.

What you will do

• Develop a view of the sandbox market, customers, and product.
• Work with early customers to turn needs into the roadmap.
• Make Blacksmith the default sandbox provider for AI startups, developer companies, and enterprises.
• Build repeatable acquisition, onboarding, retention, and expansion motions.
• Own pricing, packaging, partnerships, adoption, revenue, and unit economics.
• Establish Blacksmith as the technical and commercial leader in sandbox infrastructure.
• Recruit and lead a dedicated cross-functional team.

Required qualifications

• Technically credible with engineers and technical founders.
• Strong across both product and go-to-market.
• Exceptionally ambitious and hungry to build something enormous.
• Comfortable personally selling, onboarding customers, and doing unscalable work.
• Highly urgent, hands-on, and effective in ambiguous environments.
• Able to move between strategy, customer conversations, product decisions, and execution.
• Excited to own an entire business rather than a single function.
• Fluent in developer platforms, distributed systems, workload isolation, infrastructure economics, APIs, reliability, and security.

Nice to have

• Former founder
• Early leader at a developer-infrastructure company
• Someone who has built a technical product from zero to meaningful adoption

Benefits

• Medical, Vision, and Dental insurance
• Competitive base + equity
• Unlimited PTO
• Annual offsite
• Early-exercise stock options
• 12 weeks fully paid parental leave (US)

About the company

Blacksmith builds infrastructure to run CI workloads fast using a global fleet of bare-metal machines. They are extending this infrastructure into a broader platform for running agent sandboxes at scale.