Senior Full‑Stack Developer

Title: Senior Full‑Stack Developer

Location: Ontario, CA

Job Description:

 OVERVIEW

We are seeking an experienced Senior Front-End / Full-Stack Developer with a strong background in modern web application development and enterprise digital platforms to support the delivery of scalable, cloud-based applications within a regulated financial services environment. The successful candidate will work closely with cross-functional partners — including product owners, UX/design teams, backend developers, and platform engineers — to deliver high-quality frontend solutions aligned with enterprise architecture and engineering standards.

This role is ideal for a highly technical, hands-on developer who excels in modern React and Next.js ecosystems, is passionate about frontend architecture and performance optimization, and is comfortable contributing across the full software development lifecycle in Agile delivery environments.

Location: Toronto, ON (Hybrid – Tuesday & Thursday onsite)
Contract Length: 5 Months (Extension or FTE Conversion Possible)
Hours: 9 AM–5 PM EST

Pay: T4: $60 // IC: $69

RESPONSIBILITIES

• Design, develop, and maintain scalable, secure, and accessible cloud-based web applications supporting business-critical digital experiences.


• Build end-to-end frontend-led solutions using React, Next.js, Node.js, and modern web technologies aligned with enterprise architecture standards.


• Develop and maintain complex React applications using modern frontend patterns, reusable components, and scalable design principles.


• Design and implement reusable UI component libraries and frontend frameworks to improve consistency and development efficiency.


• Apply SSR (Server-Side Rendering) and SSG (Static Site Generation) patterns within Next.js environments to optimize performance, SEO, and user experience.


• Translate business and user requirements into technical specifications, architecture decisions, and implementation plans.


• Write clean, maintainable, well-documented TypeScript and JavaScript code following engineering best practices.


• Integrate frontend applications with RESTful and GraphQL APIs and backend platform services.


• Participate in frontend architecture discussions, framework selection, component strategy, and technical design reviews.


• Conduct peer code reviews, unit testing, and quality assurance activities to maintain high engineering standards.


• Collaborate closely with product owners, UX designers, QA teams, and engineering stakeholders within Agile delivery models.


• Optimize frontend applications for responsiveness, accessibility, scalability, and cross-browser/device compatibility.


• Support CI/CD pipelines and deployment processes using tools such as GitHub Actions and Jenkins.


• Contribute to security, performance, and governance discussions in alignment with enterprise technology standards.


• Stay current with evolving frontend frameworks, web standards, and modern development practices.

QUALIFICATIONS

• 8+ years of progressive frontend or full-stack development experience in enterprise environments.


• 6+ years of hands-on React development experience building modern web applications.


• 3+ years of production experience developing applications with Next.js.


• Strong proficiency in TypeScript, JavaScript (ES6+), HTML5, and CSS3.


• Proven experience as a Senior UI / Frontend Developer applying software engineering best practices and scalable frontend architecture principles.


• Strong understanding of Node.js fundamentals and npm ecosystem management.


• Hands-on experience integrating RESTful and GraphQL APIs into frontend applications.


• Experience with unit testing, test-driven development (TDD), and frontend testing frameworks.


• Proficiency using Git version control and collaborative development workflows.


• Working knowledge of CI/CD pipelines and deployment tooling such as Jenkins and GitHub Actions.


• Experience supporting public-facing, high-traffic web applications with strong performance requirements.


• Familiarity with CDN-based delivery models and frontend performance optimization strategies.


• Comfortable working in fast-paced Agile delivery environments with cross-functional teams.


• Strong analytical, problem-solving, communication, and technical documentation skills.


• Ability to manage multiple priorities and contribute effectively within collaborative engineering teams.

Preferred

• Experience within banking, financial services, or other regulated enterprise environments.


• Exposure to enterprise cloud platforms and scalable cloud-native application architectures.


• Experience contributing to frontend architecture strategy, reusable design systems, or enterprise UI frameworks.


• Familiarity with accessibility standards, secure coding practices, and enterprise governance frameworks.


• Understanding of modern DevOps practices and deployment automation.


• Experience working on customer-facing digital platforms with high availability and performance requirements.


• Bachelor’s degree in Computer Science, Engineering, or related technical discipline considered an asset.

Education

• Post-secondary degree in Computer Science, Software Engineering, Information Technology, or related discipline preferred.

We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, disability status, or other non-merit factor. We are committed to creating a diverse and inclusive environment for all employees.