Own the inbound bug pipeline for the Terminal, including Sentry issues, customer-reported problems, and self-discovered bugs

Reproduce, prioritize, fix, or route Terminal bugs

Fix bugs across the React/Next.js frontend, Cloudflare Workers backend, and data layer

Investigate issues to their root cause

Design and build the Terminal's end-to-end Playwright test framework

Run end-to-end tests in CI against preview deployments

Expand regression coverage for financials, charting, screener, portfolio, authentication, subscriptions, and paywall flows

Write unit and integration tests alongside fixes

Create debugging guides, test conventions, and tooling for the engineering team

Work alongside engineers building the Terminal and Fiscal.ai data infrastructure

Requirements

Proficiency in TypeScript, React, Next.js

Hands-on experience building end-to-end test automation (Playwright preferred) and unit tests (Vitest or Jest), and running them in CI

Strong debugging skills across the full stack: browser devtools, network traces, server logs, error monitoring, database queries

Experience testing and debugging data-heavy applications where correctness matters: finance, analytics, or similar

Proven experience or solid interest in investing and finance

Ability to read an income statement, understand LTM and NTM, and recognize incorrect P/E ratio or free cash flow figures

Understanding of subscription tiers, entitlements, and paywalls

Experience or interest in AI technologies,



specifically Large Language Models (LLMs), including using AI coding agents in daily workflow

Keen eye for design, UI, and UX

Based in Canada

Good coding and debugging ability; fixes issues directly rather than only filing tickets

Nice to have: Python

Nice to have: Cloudflare Workers, Firebase/Firestore, PostgreSQL

Nice to have: Highcharts or other charting libraries

Nice to have: Finance coursework, CFA progress, or professional investing experience

Core Competencies
Demonstrates proficiency in TypeScript, React, and Next.js, with a strong focus on debugging and testing data-heavy applications in finance. Capable of designing end-to-end test frameworks and expanding regression coverage while collaborating effectively with engineering teams.

Highest-signal resume keywords

TypeScript Proficiency

React Development

Next.js Development

End-to-End Test Automation

Debugging Skills

Hard Skills

TypeScript

React

Next.js

End-to-End Testing

Unit Testing

Integration Testing

Debugging

Data Analysis

Financial Analysis

AI Technologies

Soft Skills

Attention to Detail

Problem-Solving

Collaboration

Certifications & Qualifications

CFA Progress

Industry Keywords

Finance

Analytics

Data-Heavy Applications

Subscription Models

User Experience

User Interface

Tools & Technologies

Playwright

Vitest

Jest

Cloudflare Workers

Firebase/Firestore

PostgreSQL

Highcharts

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📌 Software Engineer – Quality (Ontario)
🏢 Jobtailor
📍 Ontario