Entrepreneur-in-Residence (EIR)

About Us: Terrarium is a digital health venture studio backed by Company Ventures , an early stage venture firm with a 10 year history building and operating NYC’s premier venture community and founder residency, Grand Central Tech. Company Ventures currently manages ~$150mm in AUM across its early stage Fund I (2018), Fund II (2022), and growth investment vehicles. Notable healthcare investments include: Maven, Centivo, Season, Particle, Stepful, Eden Health, Nomad, Octave, Elaborate, Hero, Nara, Reverence Care, Oova, and more. Terrarium incubates high conviction, transformational healthcare companies. We accelerate the startup journey for the best early stage founders with world class investment research, pre-seed capital, and enterprise partnerships. We are a talent obsessed studio and this position is central to Terrarium's overall strategy. The Opportunity As an EIR at Terrarium you will partner with our team to validate a high conviction thesis, pressure test GTM and unit economics, build the early product path, and recruit the first teammates. You will use our research stack, customer network, and capital pathway to turn insight into a venture-backable company. What you will do: Lead a zero-to-one company creation process from problem discovery to a backable plan Run rapid experiments that validate customer pain, willingness to pay, and repeatable acquisition Translate insights into a clear product spec and near-term roadmap, then ship an MVP Build the early operating model including pricing, GTM motion, and success metrics Engage Terrarium’s provider and payer partners to secure pilots and letters of intent Recruit and evaluate cofounders and founding hires through Terrarium’s cofounder matching network Prepare for investment committee with crisp narrative, milestones, and capital plan This role is right for you if…. You have founder energy and bias to action, with a record of building or owning zero-to-one work You know healthcare systems or health tech and can navigate clinical, regulatory, and data realities You are commercial by default and comfortable building in market with customers You write clearly, make decisions with incomplete data, and love fast feedback loops You enjoy recruiting exceptional people and setting a high performance bar What you bring: 6 to 12+ years in startups, product, engineering, operations, or new business building Evidence of shipped product, launched services, or scaled programs that drove revenue or outcomes Strength in one or more of: product management, full-stack or data engineering, B2B SaaS GTM, healthcare operations, analytics, or marketplace design Customer research fluency and a metrics mindset Integrity, resilience, and a collaborative style Why we are excited about we are building: Structural demand for cost, access, and workforce solutions across provider and payer ecosystems Readiness for workflow-native software that automates operational drudgery and elevates clinical work Data liquidity and AI unlocking new products in revenue cycle, care coordination, capacity planning, and patient engagement Enterprise partnerships that shorten the path from idea to pilot to scaled deployment What you get at Terrarium: A rigorous research platform with primary insights, market maps, and analyst support Customer access across health systems, payers, and employer buyers for rapid validation Co-founder matching and recruiting support to assemble an elite early team Builder services including product, design, data, and regulatory guidance A clear funding pathway from pre-seed with milestones for follow-on capital Program Details: Commitment: full time. 4 months, full-time with the goal of company formation Location: New York City hybrid. We value in-person working sessions with flexibility for travel and heads-down build time Compensation: competitive monthly stipend during the EIR period. Upon investment approval, companies receive pre-seed funding with meaningful founder equity Equal Opportunity At Terrarium, we believe that diverse perspectives drive innovation and success. We are committed to creating an inclusive workplace where individuals from all backgrounds are valued and empowered to thrive. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, disability, veteran status, or any other protected characteristic under applicable laws. All employment is decided based on qualifications, merit, and business need. If you're passionate about contributing to a dynamic early-stage venture firm, we encourage you to apply, regardless of your background or experience.