Founding Engineer

AI-Native Finance OS About Thera Thera is building the financial OS for modern SMBs — payroll, payments, treasury, spend, accounting, docs, all in one ecosystem. We're backed by the worlds leading investors including Y Combinator, 10X Founders, Zillionize, Amino Capital, etc. As a Founding Engineer , you’ll help architect, build, and scale the core systems that power global payroll and money movement. You’ll work directly with the CEO, ship fast, own large pieces of the product, and shape the engineering culture from day one. What You’ll Build About You 3–7+ years building and shipping production systems You thrive in ambiguity, move extremely fast, and care deeply about craft Comfortable owning 0→1 features end-to-end Bias toward action, simple solutions, and high standards Preferred experience with Typescript + Java/Kotlin Why Thera This is a true founding role: huge ownership, meaningful equity, direct impact on product and culture, and a chance to build one of the most important fi