Posted 14 days ago
Senior Software Engineer
@ Marble Technology Inc.
Toronto, Ontario
Overview
Marble Technology Inc. is hiring a Senior Software Engineer to help define and build the foundation of its AI-powered tax preparation platform for accounting firms. The role is full-time, in person, and centers on architecture, technical direction, and end-to-end product ownership in a small, early-stage team.
Responsibilities:
- Lead design and implementation of core product architecture
- Build and scale user-facing experiences across the stack
- Operate across the full stack and product lifecycle end-to-end
- Mentor engineers and raise the bar on execution
Requirements summary:
- Significant experience building and scaling production web applications
- Ownership mindset and strong product convictions
- Focus on solving customer problems
- Comfortable collaborating in person
Tools & skills
Source and dates
Employer career site / ATS feed · ashby
- Employer posting date
- 2026-10-23
- First seen by our source
- 2026-10-23
- Source record updated
- 2026-10-23
These dates describe the source record, not a live verification that the employer is still hiring. Check the original posting.
Job details
| Seniority | Senior |
| Department | Software development |
| Hours per week | 40 (estimated) |
| Travel | air: none · ground: none |
| Work setting | Office |
| Position | Mostly sitting |
| Physical demands | physical low · computer high |
| Languages | English |
| Perks mentioned | Stock or equity |
Summary and details written by AI from the posting; the employer’s posting is the authority.
Marble Technology Inc.
Saved company profile
Historical company information from a saved The Jobs API profile (LinkedIn/Crunchbase fields). It is not live-verified; figures may have changed. Missing values remain unknown.
Marble is building AI agents to transform the tax industry.
Full company description
Marble is building AI for Tax Professionals. Our mission is to empower tax professionals to spend more time advising clients and less time completing manual tasks. Marble is built with enterprise-grade security and data privacy at its core. Our platform supports tax research and the workflows required for tax return preparation
- LinkedIn followers
- 992
- People associated on LinkedIn
- 28
- Reported office locations
- 220 Montgomery St, San Francisco, California 94104, US
- Business categories
- Accounting
- Artificial Intelligence (AI)
- Software
- Tax Preparation
- Other recorded names
- Marble Technology Inc.
- Marble
- Profile identifies a recruitment agency
- No
- Reported total investment
- 9,000,000
Currency and observation date were not supplied; this is not a current valuation or a funding round.
Marble is building AI for Tax Professionals. Our mission is to empower tax professionals to spend more time advising clients and less time completing manual tasks. Marble is built with enterprise-grade security and data privacy at its core. Our platform supports tax research and the workflows required for tax return preparation
| Field | Value |
|---|---|
| Industry | Software Development |
| Company size | 11-50 employees |
| Headquarters | San Francisco, California |
| Organization type | Privately Held |
| Year founded | 2025 |
| Open jobs on Jobsy | 1 |
| View page |
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 size 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 Senior Software Engineer to help define and build the foundation of our AI-first tax platform. This is a high-impact role for someone who wants ownership over architecture, technical direction, and core product decisions. You will be working across our user-facing apps and backend services to build a robust, intelligent, and intuitive user experience that will redefine tax preparation.
If you enjoy working through ambiguity with a small team and are passionate about leveraging AI tools 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
Lead design and implementation of core pieces of our product architecture
Build and scale user-facing experiences across the stack
Be comfortable operating across our entire stack and product lifecycle end-to-end
Mentor engineers and raise the bar on execution as you contribute to best practices
What We’re Looking For
You have significant experience building and scaling production web applications
You have an ownership mindset and strong convictions of what it means to build a great product
You love being focused on solving customer problems and delivering the most value to them
You enjoy collaborating in person, whether whiteboarding, pairing, or reviewing designs with teammates
Bonus Points
Working with AI products and tools
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: Typescript, Node.js (Fastify), 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
Work at the forefront of applying the latest AI strategies to solve real, high-value problems
Help shape an early-stage product alongside a pragmatic team that gives you ownership and supports you in taking on new challenges.
Highly competitive compensation, equity, and benefits
Journal
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