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Senior Software Engineer, Frontend

Sardine
Posted a month ago

LOCATION

Canada · Remote

EXPERIENCE

7+ Years

TYPE

FullTime

SKILLS REQUIRED

React.jsTypescriptFrontend ArchitectureAccessibility Engineeringcode reviewPerformance Optimization

Job description

Overview

Senior Software Engineer focused on building user-facing experiences for AI product features.

What you'll do

  • Design, build, and own frontend user-facing features in React and TypeScript.
  • Set the technical direction and quality bar for the frontend through mentorship and code review.
  • Use AI/agentic development tools (e.g., Claude) to ship faster and establish team best practices.
  • Dip into Go to extend backend services and APIs when needed.
  • Collaborate with business stakeholders to implement experiences from inception to delivery.
  • Maintain user-facing technical documentation and contribute to product/technical roadmaps.

What you'll need

  • 7+ years of software engineering experience with deep frontend specialization.
  • Expert-level React and TypeScript, with UX, performance, and accessibility focus.
  • Fluency with AI/agentic coding tools (e.g., Claude) and evidence of improved shipping throughput.
  • Leadership experience setting technical standards and mentoring engineers.
  • Track record shipping production-grade frontend at scale.
  • Working proficiency in Go (or ability to become productive quickly) for secondary backend work.
  • Proficient English for casual chats and formal reports.

Details

  • Location: Remote — Canada (Eastern Time); must reside in Ontario.

Read the full description and apply on the company’s own careers page.

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Senior Software Engineer, Frontend