Principal Software Engineer (Frontend/Fullstack) (AI)

TL;DR

Principal Software Engineer (Frontend/Fullstack) (AI): Shaping the future of shopping in Copilot by setting technical direction and driving end-to-end execution across client experiences, services/APIs, and data contracts. Focus on frontend quality, architecture across the stack, and improving reliability through systematic engineering practices.

Location: Vancouver, Canada. Starting January 26, 2026, hirify.global AI (MAI) employees who live within a 25-mile commute of a non-U.S., country-specific location are expected to work from the office at least four days per week.

Salary: CAD $142,400 – CAD $257,500 per year.

Company

hirify.global Shopping delights customers with confidence, convenience, and savings—anywhere, building best-in-class shopping experiences that span across Copilot, Edge, Bing, MSN, and Windows.

What you will do

• Set technical direction and drive execution for Copilot Shopping experiences end-to-end.
• Lead architecture across the stack: client (web/mobile), services/APIs, data contracts, telemetry/experimentation, and operational tooling.
• Partner with Product, Design, and Data Science to define success metrics, instrument telemetry, run experiments, and iterate based on outcomes.
• Drive engineering excellence across the team via design reviews, code reviews, testing strategy, CI/CD, and performance/quality standards.
• Own live-site health: improve observability, monitoring/alerting, incident response, and reduce time-to-diagnosis through systemic fixes.
• Mentor senior engineers, raise the technical bar, and amplify impact through documentation, best practices, and cross-team collaboration.

Requirements

• Bachelor’s Degree in Computer Science or related technical field AND 6+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience.
• 6+ years of professional software engineering experience building customer-facing applications.
• Ability to meet hirify.global, customer and/or government security screening requirements.

Nice to have

• Bachelor’s degree in Computer Science, Engineering, or equivalent practical experience (Master’s a plus); 10+ years of professional software engineering experience is a plus.
• Demonstrated technical leadership: owning architecture and execution across multiple components/teams, driving alignment, and making high-quality tradeoffs.
• Strong experience building modern client experiences (web and/or mobile) and collaborating across tiers to deliver end-to-end outcomes.
• Experience designing and evolving client–server contracts and service integrations (REST/JSON, GraphQL, streaming/event-based patterns such as SSE/WebSockets).
• Experience with measurement and experimentation at scale: telemetry design, dashboards/analysis, and data-driven iteration.
• Track record of improving reliability, performance, and operational excellence through observability and systematic engineering practices.

Culture & Benefits

• Employees come together with a growth mindset, innovate to empower others, and collaborate to realize shared goals.
• Values of respect, integrity, and accountability to create a culture of inclusion where everyone can thrive at work and beyond.