2,133,953open jobs
136,451companies
254,453added this week
Browse all
Location
In office (Toronto)
Seniority
Senior
Employment
Contractor

First seen by Alion on Nov 6, 2026.

Overview
Company
Impact
Profile match
S.i. Systems is one of Canada's largest IT staffing and talent recruitment agencies, specializing in contract staffing, direct-hire placements, contractor payrolling, and IT project solutions. Headquartered in Calgary, Alberta - with major offices across Toronto, Vancouver, Ottawa, and other key metropolitan centers - the firm connects organizations with highly skilled technology professionals across cybersecurity, software development, cloud infrastructure, enterprise systems, and data analytics. Backed by an extensive nationwide network of pre-screened IT contractors, it supports corporate and public sector clients navigating large-scale digital transformations and complex technical initiatives.

Senior Frontend Engineer - React / Next.js / TypeScript

 

Duration: 1 Year

Location: Remote (open to occasional in-person for all-hands meetings, if requested at Toronto)


40 hours / week

 

Our client is Canada's largest retailer. They are looking for an experienced Frontend Engineer to join the Supply Chain Technology team and contribute to the development of a new AI-powered supply chain platform.

 

Working closely with AI and Backend Engineers, you will be responsible for developing modern, responsive and interactive user interfaces that bring the platform's functionality to life.

 

This is an exciting opportunity to contribute to a new technology initiative that combines modern frontend engineering with next-generation AI capabilities.

 

Key Responsibilities:

  • Design, develop and maintain modern, responsive and interactive web applications using React and TypeScript.
  • Build and enhance frontend applications using Next.js.
  • Develop reusable components and scalable frontend architecture.
  • Integrate frontend applications with REST APIs and backend services.
  • Collaborate closely with AI and Backend Engineers to deliver fully integrated AI-powered applications.
  • Develop intuitive and user-friendly interfaces that support complex application workflows.
  • Ensure applications are responsive, accessible, performant and maintainable.

 

Must Have Skills:

  • Strong experience developing frontend applications using React, hands-on experience with Next.js.
  • Strong TypeScript development experience, building modern, scalable, and responsible web applications.
  • Hands-on experience integrating REST APIs and backend services.
  • Experience delivering production-grade applications.
  • Experience with Google Cloud (preferred), open to AWS/Azure


Disclaimer:
AI may be used in evaluating candidates.
This posting is for an existing vacancy.
Free account
Stop reading job ads. Get the ones that fit.
One free account turns this page into a shortlist built around your stack, your level and your pay.
Match on every job. Stack, seniority, pay and location, scored against your profile.
2,133,953 open roles. Read straight off company career pages, refreshed every day.
Unlimited applications. Every one you send is tracked in one place, on-site or on a company board.
3 tailored CVs a month. Rewritten for the exact job you are applying to. Included free.
Create a free account Continue with Google
Free forever. No card. Under a minute.

Your match

How well do you fit this role?
Two answers are enough for a real match. No account needed.
Check my fit
Answers stay in this browser until you create an account.

Recommended for you based on this role

Frontend
Remote, many countries
Similar stack
Same company
Toronto
$60k – $78k per year · In office · Full-Time · 10+ years exp · Bachelor's Degree · Toronto · Calgary · Charlottetown · Victoria · Vancouver
JavaScript
TypeScript
Databases
MS SQL
Frontend
Angular
Bootstrap
Sass
Angular Material
Management
Agile
Apply
Hybrid · Full-Time · 3+ years exp · Bachelor's Degree · Toronto
Python
Go
JavaScript
TypeScript
AI/ML
Claude
Gemini
Frontend
GraphQL
React.js
DevOps
GCP
Docker
Kubernetes
GitHub
Apply
Remote (Canada) · 8+ years exp · Canada
Go
JavaScript
Kotlin
TypeScript
Swift
AI/ML
Prompt Engineering
Function Calling
AI Agents
Frontend
React.js
Mobile
React Native
State Management
Apply
$106k – $142k per year · In office · Contractor · Toronto
JavaScript
TypeScript
Apex
Apex
MuleSoft
AI/ML
Copilot
AI Agents
Frontend
Vue.js
Next.js
RxJS
Bootstrap
React.js
JQuery
npm
DevOps
Git
Apply
Hybrid · Full-Time · 5+ years exp · Toronto
JavaScript
TypeScript
AI/ML
AI Agents
Frontend
React.js
Apply
Remote (North America) · Full-Time · 3+ years exp
JavaScript
Frontend
Sass
Apply
$49k – $54k per year · Remote (EAEU) · Full-Time · Moscow
JavaScript
TypeScript
Node JS
Node JS
Nest.JS
Frontend
Zustand
Redux
Webpack
GraphQL
Next.js
React.js
Vite
npm
pnpm
Redux Toolkit
Mobile
Clean Architecture
DevOps
Rest API
GCP
WebSockets
Azure
CI/CD
Git
AWS
Docker
Kubernetes
GitHub
GitLab
QA
Cypress
Playwright
Chrome DevTools
Jest
Vitest
Apply
$34k – $37k per year · Remote (EAEU) · Full-Time · Moscow
JavaScript
TypeScript
Node JS
Frontend
React.js
Vite
npm
DevOps
Rest API
Git
GitHub
Apply
$40k – $43k per year · Remote (EAEU) · Full-Time · 2+ years exp · Moscow
JavaScript
TypeScript
Node JS
Frontend
Zustand
Redux
Webpack
GraphQL
Next.js
React.js
Vite
npm
pnpm
React Router
DevOps
Rest API
WebSockets
CI/CD
Git
Docker
GitHub
GitLab
Management
Agile
Scrum
QA
Chrome DevTools
Jest
Vitest
Apply
Equity · Remote (EMEA) · 6+ years exp · Vienna
JavaScript
TypeScript
AI/ML
Copilot
Cursor
Claude Code
Frontend
Redux
Webpack
React.js
Mobile
State Management
DevOps
Rest API
WebSockets
Jenkins
GitHub
Design
Figma
Management
Confluence
Jira
QA
Playwright
Jest
Apply
Hybrid · 7+ years exp · Bachelor's Degree · Toronto
Marketing
Salesforce
Apply
Hybrid · Bachelor's Degree · Toronto
Apply
Hybrid · Bachelor's Degree · Toronto
Apply
$103k – $153k per year · Hybrid · 8+ years exp · Bachelor's Degree · Toronto
AI/ML
LLM
Design
Figma
UserTesting
Apply
Hybrid · 3+ years exp · Bachelor's Degree · Toronto
Apply
See all jobs
This is one of many
2,133,953 more open roles from verified company boards, updated every day.