
Ascertain is a revolutionary new partnership between Northwell Health and Aegis Ventures. We are a team of clinicians, engineers, and business leaders with the shared goal of developing impactful AI solutions which enable healthcare providers to better serve their communities and support those delivering care. Ascertain combines leading medical, technology, and business resources with Northwell Health’s deep insights and large datasets to launch healthcare AI companies at scale—addressing healthcare’s most challenging quality, access, and equity problems.

Ascertain is a revolutionary new partnership between Northwell Health and Aegis Ventures. We are a team of clinicians, engineers, and business leaders with the shared goal of developing impactful AI solutions which enable healthcare providers to better serve their communities and support those delivering care. Ascertain combines leading medical, technology, and business resources with Northwell Health’s deep insights and large datasets to launch healthcare AI companies at scale—addressing healthcare’s most challenging quality, access, and equity problems.
Founded: 2022
Headquarters: New York, NY
Focus: AI-driven automation for healthcare administrative workflows
Product: Enterprise platform (Ascertain Automate) + tech-enabled outsourced services
Recent funding: Series A $10M (Apr 22, 2025) led by Deerfield Management
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Administrative burden and workflow automation in healthcare organizations.
2022
Healthcare technology / Venture-backed healthcare AI
$10,000,000
Northwell Health participated as a strategic investor.
“Backed by Deerfield Management (lead) and strategic participation from Northwell Health; connected to Aegis Ventures”
Meet Ascertain Ascertain is building AI agents to automate the administrative work that burdens care teams. We are in major health systems and large specialty groups, saving hundreds of staff hours every week.
Our backers include Northwell Health, New York’s largest health system, and Deerfield Management, a leading healthcare investment firm.
Together, we’re on a mission to restore time, trust, and focus to the people who keep healthcare running. Our work is urgent — not because of startup timelines, but because our customers rely on us to drive financial resilience and operational clarity in a system under strain.
About The Job As a Product Engineer - Voice AI at Ascertain, you will own the development and optimization of voice agents that automate healthcare back-office workflows. This is a hands-on role: you'll configure and iterate on voice systems, write production code when needed, and work directly with customers and our operations team to deeply understand user workflows and continuously improve performance.
You'll be responsible for building reliable voice agents, establishing QA processes, analyzing call data, and using what you learn to optimize every aspect of how we deliver phone calls. Over time, you'll grow into owning the voice agent strategy for the organization.
This role reports to the Head of Engineering and is based in our NYC office with a hybrid schedule.
What You'll Do
What You'll Need
What You'll Bring To The Table
Benefits & Perks
Why Ascertain? Make a real difference: Your work will directly impact healthcare organizations and improve patient care. Join Ascertain in transforming healthcare with AI!