Senior Software Engineer: Backend

Fiscal.ai; Toronto; Hybrid; CAD 100,000 - 220,000; Full time

Job summary

A leading financial data company seeks a Senior Software Engineer to take ownership of backend architecture and guide development from design to deployment. This remote-first role requires proficiency in TypeScript and Node, along with a strong background in APIs and secure system design. Candidates with a passion for AI technologies and finance will thrive in our fast-paced startup environment.

Benefits

Competitive salary

Equity options

Unlimited vacation

Benefits (dental, vision, etc.)

Remote-first work

Qualifications

• Ability to guide technical decisions and ensure infrastructure scalability.
• Strong coding skills with a focus on performance.
• Experience in leading backend development from design to deployment.

Responsibilities

• Take ownership of backend architecture.
• Lead key decisions on architecture and performance optimization.
• Shape the product's direction in collaboration with the founding team.

Skills

Proficiency in TypeScript

Experience with Node

Building and working with APIs

Experience designing secure systems

Strong background in investing and finance

Interest in AI technologies

Education

Bachelors or equivalent in Computer Science

Tools

Postgres

Prisma

Firebase

Cloudflare

Job description

Fiscal.ai (formerly FinChat) is on a journey to build the best financial data company in the era of AI.

From humble bootstrapped beginnings, we are now a venture-backed growth story amassing 300,000+ users and a growing number of noteworthy enterprise partners.

We've grown exponentially with a small, but incredibly talented founding engineering team. As the team expands, we are looking for true outliers in ability, ambition, and desire to build something great.

Why should you be part of Fiscal.ai's growth story?

• Fiscal.ai is on the path of becoming the de-facto company for the financial data vertical. This is a chance to be part of something huge, early. Fiscal.ai has grown over 10X in the past 12 months and we’re just getting started.
• Become part of the ownership team. You’re getting a piece of the pie.
• Startups are fast-paced and dynamic. This is your chance to be a swiss-army knife.
• You’re part of a tight-knit team where everyone is working together with no bureaucracy.

Brief Description of the Role:

You’ll take ownership of the backend architecture, guiding technical decisions and ensuring our infrastructure scales to meet the demands of hundreds of thousands of users and growing enterprise clients. You will lead backend development from design to deployment, making key decisions on architecture, APIs, integrations, and performance optimization.

You’ll work closely with the founding team to shape the product's direction, translating roadmap tasks into reliable, high-performing features. From writing new code to refining legacy features, you’ll set standards for code quality, development processes, and backend best practices.

You’ll be a key voice in structuring our backend systems, evaluating new technologies, and approaching scalability, security, and maintainability. This is an opportunity to lead, innovate, and impact one of the fastest-growing companies in financial data and AI.

You are a 10x engineer. If you're not sure, no need to apply. You need to write good code, fast. We care about performance, not years of experience.

• Proficiency in TypeScript, Node
• Experience with Cloudflare, Postgres, Prisma, Firebase
• Interest or experience in AI technologies, especially Large Language Models (LLMs)
• Strong background in building and working with APIs
• Experience designing secure systems protected from abuse (bots, scraping, etc.)
• Solid understanding of investing and finance; our platform is built by investors, for investors
• Bachelors or equivalent in Computer Science, Software Engineering (self-taught candidates may be considered)
• Based in Canada

Bonus:

• Experience scaling startups from zero to success
• DevOps/infrastructure management experience
• Experience with Q/A tools and frameworks

Tech Stack:

• React, Tailwind, Node, Next.js
• Cloudflare, Firestore, Firebase, SQL

• Competitive salary

• Equity options
• Unlimited vacation
• Benefits (dental, massage, prescriptions, vision, etc.)
• Remote-first work

Job Title: Senior Software Engineer: Backend

Location: Remote with occasional in-person work in Toronto

Salary: $100,000-$220,000 + equity, based on talent and fit

Number of Positions Available: One

About Us:

Fiscal.ai is a fast-growing venture-backed company transforming investment research with AI. Join our engineering team to build products directly with the founding team. This is an excellent opportunity for strategic decision-making and individual contribution.