Software Engineer

Rockstar is recruiting for an early-stage, well-funded startup that is transforming how enterprise accounting teams manage the month-end close process. The founding team brings deep experience from both finance and engineering, having overseen finance organizations at leading tech companies and built month-end close systems at major enterprises. The company is backed by top-tier investors and finance leaders from some of the most innovative organizations in the industry.

About the Company

This early-stage startup is dedicated to helping enterprise accounting teams streamline the tedious process of month-end closing. The founders have experience from both sides of the problem: overseeing finance organizations at leading technology companies and building month-end close systems at major tech firms. The company has raised a record-setting seed round in the accounting space from top venture capital firms and is supported by finance leaders at prominent technology companies.

Role Overview

They are setting up a new Toronto engineering office and need a founding team

As a founding engineer, the selected candidate will be at the core of building the product from the ground up. This role offers the opportunity to shape both the front-end and back-end architecture, working closely with the founders and early customers to solve complex financial problems.

Key Responsibilities

- Lead full-stack development of key product features such as reconciliations, flux analysis, and accruals automation

- Build and maintain robust integrations with financial systems including ERPs, HRIS, procurement software, and CRMs

- Design and implement core components of the backend platform, including the jobs framework, flexible data ingestion, and complex financial modeling

- Ensure best practices in software development, including code quality, automated testing, and CI/CD

- Collaborate with the founding team on product strategy, feature prioritization, and customer feedback loops

- Build and maintain planning and agentic workflows using state-of-the-art large language models

- Collaborate on technical decisions regarding scalability and security

- Help build the engineering team and culture

Required Skills

- Bachelor’s or master’s degree in computer science or a related field

- 1-3 years of experience in full-stack development, preferably with early-stage startups

- Strong experience building financial systems is preferred

- Proficiency in front-end technologies such as React and NextJS

- Strong back-end development experience with Go or similar technologies

- Strong experience with relational databases and modeling

- Familiarity with cloud infrastructure (AWS, GCP)

- Ability to understand basic machine learning concepts and quickly ramp up

- Startup mentality with a passion for rapid prototyping, testing, and iterating on feedback

- Fintech or accounting software experience is a plus

Why Join

- Be a core part of a mission-driven startup looking to transform accounting processes

- Work in a fast-paced environment where decisions directly impact product direction and company growth

- Opportunity to grow with the company and build a technical team from the ground up

- Competitive salary, equity, and benefits (401k, unlimited PTO)

Join in revolutionizing the accounting month-end close and making accounting operations more efficient for businesses everywhere!