Principal Software Engineer Web Platform Engineering (Montreal)

Job Requisition ID #26WD97218 Principal Software Engineer – Web Platform Engineering Position Overview: We are seeking a Principal Software Engineer to lead the evolution of our Web Platform Engineering capabilities. This role is responsible for shaping the architecture, performance, scalability, and developer experience of the foundational web platform that powers our applications. As a technical leader, you will drive strategic initiatives across frontend infrastructure, platform services, and developer tooling, enabling product teams to build high-quality, performant, and reliable web experiences at scale. Responsibilities • Define and drive the long‑term vision for the web platform architecture • Lead cross‑team initiatives to standardize frontend architecture, frameworks, and best practices • Act as a technical advisor to engineering leadership on platform investments and tradeoffs • Influence roadmap decisions to improve scalability, performance, and maintainability • Design and evolve core platform components (e.g., design systems, shared libraries, build systems, CI/CD pipelines) • Establish patterns for micro‑frontends, modular architectures, and API integrations • Ensure high standards for performance, accessibility, security, and reliability • Lead critical system design discussions and provide architectural guidance • Champion improvements to developer productivity and onboarding • Build and maintain tools, frameworks, and workflows that enable quick, consistent development • Reduce friction in testing, debugging, deployment, and observability • Partner with product engineering, design, DevOps, and security teams • Drive alignment across multiple teams and organizations • Mentor senior and staff engineers; elevate engineering standards across the org • Establish performance benchmarks and monitoring standards • Lead initiatives around web performance (Core Web Vitals, load times, bundle size optimization) • Ensure platform observability, reliability, and incident response readiness Minimum Qualifications • 10+ years of software engineering experience with deep expertise in web technologies • Proven experience designing and scaling large‑scale web platforms or frontend infrastructure • Strong expertise in modern JavaScript/TypeScript ecosystems (e.g., React, Angular, or similar frameworks) • Experience with build systems, bundlers, and tooling (e.g., Webpack, Vite, Turborepo) • Deep understanding of web performance, browser internals, and networking • Demonstrated ability to influence architecture across multiple teams • Strong system design and architectural decision‑making skills Preferred Qualifications • Experience with micro‑frontend architectures or large monorepos • Familiarity with backend systems and APIs (Node.js, GraphQL, REST) • Experience building or maintaining design systems at scale • Knowledge of cloud platforms (AWS, Azure, GCP) and CI/CD pipelines • Experience improving developer experience in large organizations Leadership Expectations • Operate as a multiplier, enabling dozens of engineers through platform improvements • Drive alignment across teams without direct authority • Balance long‑term architectural vision with pragmatic delivery • Mentor and develop engineering talent across the organization Impact • Accelerate development velocity across all web teams • Improve platform reliability, scalability, and performance • Establish a cohesive and modern web architecture • Elevate engineering quality and consistency across the organization #J-18808-Ljbffr

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