Software Engineer II at Onshore

Software Engineer II — Onshore Onshore builds AI-native tax software. We automate the work that used to take CPAs weeks — R&D credits, 179D, cost seg, and more — using agents that do the analysis and humans who review it. We're hiring a Software Engineer II to build product end-to-end across our stack. What you'll do Ship full-stack features across our Vite + React frontend (shadcn, Tailwind) and SST backend (Bun, Lambda, AWS). Build AI-powered data pipelines that ingest, extract, and transform client data at scale. Own products from spec to production — design, build, deploy, iterate. Work directly with founders, tax experts, and customers. You should have 2+ years building production software, ideally full-stack. Strong TypeScript and React. Comfort in a serverless AWS environment is a plus. A bias toward shipping and an eye for craft. Compensation $155K–$170K base Up to $15K/year in equity Full benefits NYC, in-office.

Details

equity range: 0.03% - 0.05%
experience: Any (new grads ok)
job type: Full-time
job url: https://www.ycombinator.com/companies/onshore/jobs/zubi0Yj-software-engineer-ii
location: New York, NY, US
role: Engineering, Full stack
salary range: $155K - $170K
source: https://www.ycombinator.com/companies/onshore/jobs/zubi0Yj-software-engineer-ii
title: Software Engineer II
visa: US citizen/visa only

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Onshore