About the role#
Leadbay is building the first Model Context Protocol (MCP) native company. As a Forward Deployed Engineer, you will work directly with the founders to bridge the gap between complex sales workflows and AI-driven solutions. This role is for individuals who can operate at the intersection of technical engineering and high-level business strategy. You will be responsible for landing accounts, diagnosing growth bottlenecks, and building custom agentic systems that allow sales teams to scale their addressable markets.
What you'll do#
- Land small accounts through 30-minute calls and demonstrate new workflow capabilities.
- Collaborate with large accounts to understand their growth strategies and build tailored workflows in their offices.
- Develop necessary features and tools within the MCP product and acquisition funnel.
- Build and maintain agentic systems to improve sales efficiency.
- Act as a power user of MCP to model high-efficiency sales behaviors.
- Iterate rapidly on product features, moving successful experiments into the core platform.
What you'll need#
- Technical proficiency in Python and experience building AI skills or side projects.
- Strong social skills with the ability to communicate effectively with executives, including CEOs and VPs.
- A bias for action, preferring to ship functional solutions quickly rather than waiting for perfect ones.
- Ability to diagnose customer needs, even when they differ from stated requests.
- Background in fields such as Computer Science, Business Administration, Data Science, Electrical Engineering, Mechanical Engineering, Industrial Engineering, Marketing, or Operations Management.
- Comfort with ambiguity and a proactive approach to solving problems without needing constant direction.
Location & details#
- Location: San Francisco, California, United States.
- Modality: On-site, full-time.
- Term: Rolling.
- Compensation: €1.5K - €2K EUR monthly.
- Visa: Candidates must be US citizens or hold existing work authorization (sponsorship is not provided).
About Leadbay (YC F25)
Leadbay is a technology company based in San Francisco. It specializes in identifying and qualifying sales leads for small to medium-sized businesses. The company focuses on sectors where data is often difficult to find, such as construction and hospitality. It operates as part of the Y Combinator F25 batch.
How to get in at Leadbay (YC F25)
Securing an internship at Leadbay requires speed because the team is small and roles fill quickly. Intern Insider sends an instant alert the moment a role matching your target is published anywhere, so you apply among the first. Early applicants get seen before the pile grows. You should also focus on building a direct connection with the team. Intern Insider surfaces the recruiters behind the company's roles so you can reach out directly to ask about the role or a referral, which materially improves response rates.



