Software Engineer (Toronto)

Job Title: Software Engineer
Location: Toronto, Canada – Hybrid (in-person 3 days/week)
Team: Engineering
Reports To: Head of Platform
Company: Marble
About Us
Marble is building an AI-powered tax assistant and preparation platform that transforms how accounting firms and their clients handle tax season. We're targeting the pain points of mid to large-sized accounting firms with intelligent tools designed to streamline complex tax workflows. We're early stage, highly collaborative, and deeply focused on solving real, high-impact problems for our customers.
About The Role
We're searching for a talented and driven Software Engineer to become a foundational member of our rapidly expanding team. As an early hire, you'll play a pivotal role in shaping the core architecture and features of our innovative AI-powered tax platform from its inception. This is a unique opportunity to contribute significantly to a fast-paced, AI-first startup, working across the entire stack to build a robust, intelligent, and intuitive user experience that will redefine tax preparation.
If you thrive in dynamic environments and are passionate about leveraging AI to solve real-world problems, we want to hear from you.
What You'll Do

• Be at the cutting-edge of building the AI-first tax prep platform of the future
• Focus on building out our core user experiences
• Work closely with the founding team to build out our product roadmap
• Apply our AI-driven tax data throughout our platform
• Be comfortable operating across our entire stack and product lifecycle end-to-end
  

What We're Looking For

• You have experience building and scaling user-facing web apps
• You've worked with a variety of web frameworks (frontend and backend)
• You have strong convictions of what it means to build a great product
• You love being focused on solving customer problems and thinking about how to deliver the most value to them
  

Bonus Points

• Working with AI products
• Working with ETL pipelines or managing data at scale
• Working at fast-paced startups with product-led growth
• Experience in the tax, accounting, or fintech space
  

Tech we use

• Frontend: React, Remix (React-Router)
• Backend: NodeJS (Fastify), Python, Postgres, Weaviate
• Infra: AWS, Kubernetes, Terraform, Airflow
  

Why Join Us?

• Build the tax prep platform of the future by making sense of vast amounts of tax data by applying AI
• Work at the forefront of applying the latest AI strategies to solve real, high-value problems
• Build from 0 -> 1 alongside a team that values autonomy, pragmatism, and rewards self-initiative
• Highly competitive compensation, equity, and benefits
  

Interested?
We'd love to hear from you. Whether you're currently leading teams or an engineer ready to step up, let's talk.