Founding Engineer

New York on site Until 8/21/2026 First posted November 19, 2025 Last posted November 19, 2025
Job description

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

  • New products across our broader ecosystem (Spend, Docs, Cash, Accounting)

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 fintech platforms of the next decade.

You can read more about our cultural principles here: https://www.getthera.com/principles

About this role

Summary

Build and scale core systems for global payroll and money movement.

Job title

Founding Engineer

Experience level

3+ years

Industry

finance

Location requirements

remote work allowed, based in New York

Salary

Not specified

Management role

No

Skills & keywords

Required skills

typescriptjavakotlin

Preferred skills

None specified

Specializations

typescriptjavakotlin
Locations

Structured locations inferred from the posting.

Unknown location

Remote