Jobs in Vaughan

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Within 25 km of Vaughan

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Lorven Technologies Inc.

Senior Front-End React.js Developer

Toronto, ON, Canada

Contract

Within 25 km of Vaughan · About 22.9 km from the city centre

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Job details

Job type: Contract
Apply by: Nov 27, 2026
Experience: 7+ years of Frontend Development experience.
Posted: Oct 28, 2026

Original job description

We are looking for an experienced Senior Front-End Developer with strong expertise in building scalable, high-performance web applications using modern frontend technologies. The ideal candidate should have hands-on experience with React.js, TypeScript, JavaScript, REST APIs, Microservices Architecture, and frontend best practices in an Agile environment.

Key Responsibilities

Design, develop, and maintain scalable frontend applications using React.js and TypeScript.
Build reusable UI components and responsive user interfaces.
Integrate frontend applications with REST APIs and microservices.
Collaborate with product managers, designers, backend engineers, and QA teams throughout the development lifecycle.
Participate in code reviews and ensure high-quality, maintainable code.
Work with CI/CD pipelines and version control systems.
Troubleshoot, optimize, and enhance application performance.
Participate in Agile ceremonies including sprint planning, stand-ups, and retrospectives.

Required Skills

7+ years of Frontend Development experience.
Strong expertise in React.js and TypeScript.
Advanced JavaScript (ES6+) knowledge.
Experience integrating REST APIs.
Experience working with Microservices Architecture.
Hands-on experience with Git/GitHub.
Experience working in Agile/Scrum environments.
Strong understanding of HTML5, CSS3, responsive design, and frontend best practices.

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More about this job

Responsibilities

Design, develop, and maintain scalable React.js and TypeScript applications, including reusable UI components and responsive interfaces integrated with REST APIs and microservices. Collaborate across product, design, backend, and QA teams; participate in code reviews and Agile ceremonies; and maintain code quality, CI/CD workflows, and application performance.

Requirements

Requires 7+ years of frontend development experience and strong expertise in React.js, TypeScript, and advanced JavaScript (ES6+). Candidates should also have experience with REST APIs, microservices architecture, Git/GitHub, Agile/Scrum, HTML5, CSS3, responsive design, and frontend best practices.

Skills

React.js
TypeScript
JavaScript
REST APIs
Microservices Architecture
Git
GitHub
Agile
Scrum
HTML5
CSS3
Responsive Design
Frontend Development
CI/CD
Performance Optimization
Reusable UI Components

Visa sponsorship

Not detected in the job text

Keywords

React.js
TypeScript
JavaScript
ES6+
REST APIs
Microservices Architecture
Git
GitHub
Agile
Scrum
HTML5
CSS3
Responsive Design
Frontend Development
CI/CD Pipelines
Scalable Web Applications
High-Performance Applications
Reusable UI Components
Frontend Best Practices
Code Reviews
Performance Optimization
Sprint Planning
Stand-Ups
Retrospectives
IT Services
IT Consulting

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