Posted 13 days ago
Senior Frontend Developer
@ Dexian
Toronto, Ontario
Overview
Dexian is hiring a contract Senior Frontend Developer in Toronto, Ontario to build responsive, scalable web applications with React and JavaScript. The work covers reusable UI components, REST API integration, testing and code reviews in an Agile team. The role requires 8+ years of software development experience.
Responsibilities:
- Design and develop reusable React UI components
- Build scalable, high-performance frontend applications
- Integrate frontend with REST APIs and microservices
- Debug and optimize UI performance
- Write unit and component tests, participate in code reviews
Requirements summary:
- 8+ years of software development experience
- Strong hands-on React and JavaScript experience
- Proficiency in HTML5, CSS3/SCSS and TypeScript
- Experience with component-based UI architecture
- Familiarity with Git, CI/CD and Agile
Tools & skills
Source and dates
Source type not verified · apify-linkedin
- Employer posting date
- 2026-10-28
- First seen by our source
- 2026-11-11
- Source record updated
- 2026-11-11
These dates describe the source record, not a live verification that the employer is still hiring. Check the original posting.
Job details
| Seniority | Senior |
| Department | Software development |
| Experience | 8+ years |
| Travel | air: none · ground: none |
| Work setting | Office |
| Position | Mostly sitting |
| Physical demands | physical low · computer high |
| Languages | English |
| Education | Bachelor’s degree (preferred) |
| Fields of study | Computer Science |
Summary and details written by AI from the posting; the employer’s posting is the authority.
Dexian
| Field | Value |
|---|---|
| Open jobs on Jobsy | 8 |
Senior Frontend Developer – React
Location: Toronto, Ontario, Canada
Experience: 8+ years
Technical Assessment: Senior React / JavaScript
Job Description
We are seeking an experienced Senior Frontend Developer with strong expertise in React and modern JavaScript to build high-performance, scalable web applications. The ideal candidate will have a strong understanding of UI architecture, component-based development, and user experience, with the ability to collaborate effectively with backend engineers and business stakeholders.
Key Responsibilities
- Design and develop responsive, reusable UI components using React, JavaScript, HTML5, and CSS/SCSS.
- Build scalable frontend applications with a focus on performance, maintainability, and usability.
- Apply modern frontend design patterns, coding standards, and best practices.
- Integrate frontend applications with REST APIs and backend microservices.
- Debug, troubleshoot, and optimize UI performance.
- Write unit and component tests and participate in code reviews.
- Collaborate with cross-functional teams in an Agile environment.
Required Skills
- 8+ years of relevant software development experience.
- Strong hands-on experience with React and JavaScript.
- Proficiency in HTML5, CSS3/SCSS, and TypeScript.
- Experience building reusable, component-based UI architectures.
- Strong understanding of REST APIs and frontend/backend integration.
- Experience with frontend testing, debugging, and performance optimization.
- Familiarity with Git, CI/CD pipelines, and Agile methodologies.
- Excellent communication and problem-solving skills.
Nice to Have
- Experience with Angular, Node.js, RxJS, and TypeScript.
- Exposure to Java/Spring Boot, Kafka, Docker, and Kubernetes.
- Experience developing enterprise-scale financial applications.
Education
Bachelor’s degree in Computer Science or a related field, or equivalent practical experience.
Journal
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