Software Engineer

Full-time
On-site
$200,000-260,000/yr
New York, NY; Toronto, OH

Job description

About the company

Our client is a fast-growing fintech building a banking and cash management platform for consumer brand businesses. They use AI agents to automate the financial back office — moving idle cash to high yield, cash projections, bill pay, and smart credit — turning banking from a cost center into a profit center. They just raised a $35M Series A from a top investor. 250+ customers producing $1B+ in combined sales. Team of ~35 from leading fintech and commerce companies. Founded 2021, with offices in NYC and Toronto. One of the first companies using LLMs to automate finance operations.

The role

They're hiring 5–7 engineers, so backend, frontend, and full-stack profiles all work. Small team, high ownership, ships fast.

What you'll do

  • Build and ship product features end to end — from scoping to production

  • Work on banking integrations, cash forecasting ML models, and LLM-powered features

  • Own real systems in a small team

  • Collaborate in person with a tight, high-quality engineering team

What we're looking for

These are hard requirements. Check each one that applies to you.

  • 4+ years of software engineering experience (senior to staff level)

  • Strong in backend, frontend (TypeScript/React), or full-stack

  • Startup experience (seed to Series B/C)

  • Track record of owning projects end to end: scoping, building, shipping, iterating

  • Stable work history

  • US Citizen/Green Card, H-1B transfer, or TN-eligible (no new sponsorship)

  • Can work on-site 5 days/week in New York City or Toronto

Please note: every item above is a hard requirement for this role. Applications that don't meet all of them will be rejected. We recommend applying only if you check every box.Nice to have

  • B2B product experience

  • Fintech, banking, or payments exposure

  • Interest in AI/LLMs and applied ML

Tech stack

Kotlin (backend), TypeScript + React (frontend), PostgreSQL, Google Cloud, LLMs + ML.

Compensation & logistics

  • $200k–$260k + meaningful equity

  • New York City or Toronto — on-site 5 days/week

  • H-1B transfers OK; TN for Canadian candidates

More information

Minimum education level

Bachelor's

Experience level

Senior (5-7 years)

Job skills

Software Engineering

Backend Development

Frontend Development

Full-Stack Development

Kotlin

TypeScript

React.js

PostgreSQL

Google Cloud (GCP)

System Design / Architecture

API Development

LLMs / AI Applications

Machine Learning (cash forecasting models)

Fintech / Banking Systems

Client company information

The client company is confidential. Details will be shared after mutual interest is confirmed.