Substrate AI Is Hiring Harness Engineers

📰 Hacker News (AI)

Learn about a Harness Engineer role at Substrate AI and how to apply for the position, with a focus on artificial intelligence for medical billing teams.

intermediate Published 17 Apr 2026

Action Steps

Visit the Y Combinator website to learn more about Substrate AI and the Harness Engineer role.
Review the job description and requirements to determine if you are a good fit for the position.
Apply to the role through the Work at a Startup website.
Prepare for the application process by updating your resume and cover letter.
Research Substrate AI and its products to demonstrate your interest and knowledge during the application process.

Who Needs to Know This

This role is suitable for backend engineers with 3+ years of experience, particularly those interested in artificial intelligence and medical billing.

Key Insight

💡 Substrate AI is a Y Combinator-funded startup that uses artificial intelligence to improve medical billing teams' efficiency.