About the role
Founding Engineer – Remote (Ab-Intel)
Salary Range: 180k to $240k
We are looking for a Founding Engineer with 2-7 years of experienceto help build AI agents that automate tax preparation for the largest accounting firms in the US. Abacus is profitable, has passed seven figures in revenue in under a year, and is live in 11 of the top 100 firms. We want a high-bar generalist who makes sharp backend decisions and wants to help scale a product that customers already pay for.
Responsibilities
Build the core tax-automation platform as a generalist: mostly backend, with some frontend
Help ship the next major version of the product, a big relaunch planned for early next year
Make backend architecture decisions on your own, working closely with the CTO and Head of Engineering
Build our LLM and OCR agent pipelines and turn what firms tell us into product
Work on new products in tax and in other accounting workflows, such as audit
Key Requirements
Strong Python skills; TypeScript is a strong plus
Hands-on experience making backend architecture decisions
Experience at a venture-backed, fast-growing startup (Seed through Series B) is strongly preferred; long tenures at big tech or slow enterprises are a negative signal
CS degree strongly preferred (Math or Physics also considered) from a top-50 US school, ideally with a strong GPA
A builder mindset with high ownership and urgency; side projects and 0-to-1 work are a plus
Work experience
Experience building 0 to 1 at early-stage, venture-backed startups (Seed to Series B, Y Combinator) or as a founding engineer
Proficiency in Python and TypeScript
2 - 7 years of experience as a software engineer
Has owned features from design to production
Experience shipping LLM or agent-based features to production
Owned backend architecture decisions (classic systems, with LLM features on top)
Nice-to-have
Experience with document extraction or data pipelines at scale
Education
CS or related technical degree from a Top 50 US university
Originally posted on Himalayas