Junior Backend Developer Node Js Jobs in Ontario

Job Title: Node.js Developer

Company: Cogency Inc.

Location: Toronto, ON (Hybrid – 4 Days Onsite)

Job Type: Full-Time

Interview Process: Final Round In-Person Interview Required

Job Summary

Cogency Inc. is seeking an experienced Node.js Developer to join a leading Banking and Financial Services client in Toronto.

The ideal candidate will have 8+ years of experience building modern, responsive, and high-performance web applications using Node.js, React.js or Angular, JavaScript/TypeScript, and REST APIs. The candidate should possess strong frontend engineering skills while leveraging Node.js for backend-for-frontend (BFF), middleware services, and API integration.

This role requires close collaboration with UX designers, backend developers, architects, QA teams, and business stakeholders to deliver scalable enterprise applications using Agile methodologies.

Key Responsibilities

Frontend Development

• Develop responsive, scalable, and user-friendly web applications using React.js or Angular.
• Build reusable UI components following modern frontend architecture principles.
• Develop Single Page Applications (SPA) using JavaScript and TypeScript.
• Implement responsive layouts using HTML5, CSS3, Bootstrap, and modern CSS frameworks.
• Optimize applications for speed, performance, accessibility, and cross-browser compatibility.
• Collaborate with UX/UI designers to deliver intuitive user experiences.

Node.js Development

• Develop backend-for-frontend (BFF) services using Node.js.
• Build lightweight REST APIs to support frontend applications.
• Integrate frontend applications with enterprise APIs and backend services.
• Implement authentication, authorization, and secure API communication.
• Develop reusable middleware components.

API Integration

• Consume and integrate RESTful APIs.
• Handle JSON/XML data transformations.
• Implement API error handling and retry mechanisms.
• Collaborate with backend teams to define API contracts.
• Support API testing using Postman or similar tools.

Application Development

• Participate in application design, development, testing, deployment, and production support.
• Write clean, maintainable, and reusable code following coding standards.
• Perform unit testing and support integration testing.
• Troubleshoot and resolve production issues.
• Participate in code reviews and knowledge-sharing sessions.

DevOps & CI/CD

• Work with Git for version control.
• Participate in CI/CD implementation using GitHub Actions, Azure DevOps, or Jenkins.
• Support automated deployments and release management.
• Collaborate with DevOps teams on deployment automation and monitoring.

Agile Delivery

• Participate in Agile ceremonies including sprint planning, stand-ups, retrospectives, and backlog refinement.
• Work closely with business analysts, architects, QA engineers, and product owners.
• Estimate development effort and contribute to sprint planning.
• Deliver high-quality software within Agile delivery timelines.

Required Qualifications

• Bachelor's degree in Computer Science, Engineering, Information Technology, or a related field.
• 8+ years of experience in frontend application development.
• Strong hands-on experience with Node.js.
• Strong experience with React.js or Angular.
• Proficiency in:
• JavaScript (ES6+)
• TypeScript
• HTML5
• CSS3
• Bootstrap
• Experience building responsive web applications.
• Experience consuming RESTful APIs.
• Experience with Git and source code management.
• Strong understanding of Object-Oriented Programming (OOP) and modern JavaScript design patterns.
• Experience working in Agile/Scrum environments.
• Excellent problem-solving, analytical, and communication skills.

Nice to Have

• Experience with Next.js or Express.js.
• Experience with Redux, NgRx, or other state management frameworks.
• Knowledge of Node.js middleware and Express.js.
• Experience with GraphQL.
• Familiarity with WebSockets or real-time messaging.
• Experience with Docker and Kubernetes.
• Experience with Azure, AWS, or Google Cloud Platform.
• Exposure to automated testing frameworks such as Jest, Cypress, or Jasmine.
• Knowledge of OAuth2, JWT, and OpenID Connect.
• Experience with SonarQube and CI/CD pipelines.

Banking Domain Experience (Preferred)

Candidates with Banking or Financial Services experience will be highly preferred.

Experience in one or more of the following areas is an asset:

• Retail Banking
• Commercial Banking
• Digital Banking
• Payments
• Capital Markets
• Wealth Management
• Customer Onboarding
• AML
• Regulatory Reporting

Technical Skills

Frontend

• React.js or Angular
• JavaScript (ES6+)
• TypeScript
• HTML5
• CSS3
• Bootstrap
• RxJS

Node.js

• Node.js
• Express.js
• REST APIs
• JSON
• API Integration

DevOps & Tools

• Git
• GitHub
• GitHub Actions
• Azure DevOps
• Jenkins
• Postman

Cloud (Preferred)

• Azure
• AWS
• Google Cloud Platform

Key Competencies

• Frontend Development
• Node.js Development
• React.js / Angular
• REST API Integration
• Responsive Web Design
• Enterprise Application Development
• Agile Delivery
• CI/CD & DevOps
• Performance Optimization
• Team Collaboration
• Problem Solving
• Excellent Communication Skills

Work Model

• Location: Toronto, ON
• Work Model: Hybrid – 4 Days Onsite per Week (Mandatory)
• Employment Type: Full-Time
• Interview Process: Final Round In-Person Interview (Mandatory)

Cogency Inc. is an equal opportunity employer committed to fostering an inclusive workplace. We welcome talented Node.js Frontend Developers with strong experience in modern JavaScript frameworks and enterprise application development to join our growing technology team supporting innovative Banking and Financial Services solutions.