Senior Engineer- Full stack

Element Fleet Management; Toronto; On-site; CAD 99,000 - 136,000; Full time

Job summary

Element Fleet Management is seeking a Senior Engineer – Full Stack in Toronto to design, develop, and support modern web applications across UI, API, backend, and database layers. You will provide technical leadership, implement scalable solutions, and mentor engineers while collaborating with product, architecture, QA, and operations teams.

The role requires 8+ years in full stack development, strong JavaScript/TypeScript, React, Next.js, NestJS, Node.js, SQL, and REST APIs, with a focus on

Qualifications

• Bachelor’s degree in Computer Science or related field or equivalent experience.
• 8+ years of progressive full stack development in enterprise environments.
• Strong hands-on experience with JavaScript/TypeScript and modern web stacks.

Responsibilities

• Lead design, development, testing, implementation, and support of full stack web solutions across UI, API, backend, and database layers.
• Support integration of front-end apps, backend services, REST APIs, and database components across enterprise systems.
• Provide technical direction and leadership for scalable, secure, and high-performing apps using React, Next.js, NestJS, Node.js, HTML, CSS, REST APIs and SQL.
• Translate requirements into end-to-end technical solutions aligned with architecture and security standards.
• Lead development of responsive front-end components using React and Next.js.
• Design, develop, and maintain scalable backend services with NestJS and Node.js, including authentication and error handling.
• Develop RESTful APIs and service integrations across platforms and partners.
• Drive design and code reviews, testing strategy, and deployment readiness for quality deliverables.
• Mentor engineers and promote best practices and reusable patterns.

Skills

Full stack development

JavaScript/TypeScript

React

NestJS

Node.js

REST APIs

SQL

Enterprise applications

Education

Bachelor’s degree in Computer Science or related field

Tools

NestJS

Node.js

React

Next.js

HTML/CSS

SQL

REST APIs

Job description

Get started on an exciting career at Element!

About The Role

We’re looking for a Senior Engineer – Full Stack to join our team as a Senior Engineer – Full Stack. In this role, you will be responsible for the design, development, implementation, and support of modern web applications across UI, API, backend, and database layers. You will deliver integrated, scalable, and maintainable solutions that support business operations and application functionality across multiple systems and platforms. The role also provides technical leadership, influences technology and solution decisions, and supports consistent, scalable application delivery aligned with enterprise architecture and engineering standards.

What You’ll Do

• Lead the design, development, testing, implementation, and support of full stack web solutions across UI, API, backend, and database layers.
• Support integration of front-end applications, backend services, REST APIs, and database components across enterprise systems.
• Provide technical direction and solution leadership for scalable, secure, maintainable, and high-performing applications using React, JavaScript/TypeScript, Next.js, NestJS, Node.js, HTML, CSS, REST APIs, and SQL.
• Translate business and functional requirements into end-to-end technical solutions aligned with enterprise architecture, engineering standards, security requirements, and long-term platform strategy.
• Lead the development and enhancement of responsive, reusable, and user-friendly front-end components using React and Next.js.
• Design and develop scalable backend services using NestJS and Node.js, including business logic, validation, authentication, authorization, exception handling, logging, and reusable service layers.
• Design, develop, and maintain RESTful APIs and service integrations across front-end applications, backend systems, enterprise platforms, and external partners.
• Drive technical design reviews, code reviews, testing strategy, release readiness, and deployment activities to ensure solution quality and maintainability.
• Partner with business, product, architecture, QA, operations, and engineering teams to ensure successful delivery of application enhancements and platform initiatives.
• Guide and mentor engineers by providing technical feedback, promoting coding standards, and supporting consistent use of reusable patterns and best practices.

Basic Qualifications

• Bachelor’s degree in Computer Science, Information Systems, Software Engineering, Engineering, or a related technical discipline, or equivalent combination of education and hands‑on experience.
• 8+ years of progressive experience in full stack application development, including front-end, API, backend, and database development in enterprise environments.
• Strong hands‑on experience developing enterprise web applications using JavaScript and TypeScript.
• Proven experience building and supporting backend applications using NestJS and Node.js.
• Strong front-end development experience using React, Next.js, JavaScript/TypeScript, HTML, and CSS.
• Strong SQL and database development skills, including writing complex queries, stored procedures, and performance‑tuned SQL.

Preferred Qualifications

• Experience with Next.js capabilities such as App Router, server-side rendering, static generation, server components, middleware, API routes, and performance optimization.
• Experience with state management and data‑fetching approaches such as Redux Toolkit, Context API, React Query, or equivalent libraries.
• Experience with API management, middleware integrations, microservices, messaging, and event‑driven or asynchronous processing patterns.
• Exposure to cloud platforms such as AWS, Azure, or Google Cloud.
• Experience with CI/CD pipelines, automated build and deployment tools, containerization using Docker, and DevOps practices.
• Experience leading design reviews, code reviews, technical planning sessions, mentoring developers, promoting engineering standards, and contributing to application modernization or platform improvement initiatives.

Location:

Toronto, ON

The hiring base salary range for this position is $99,200-$136,400 annually. Actual compensation within this range will be dependent upon the individual’s knowledge, skills, experience, equity with other team members, and alignment with market data. Please note that the disclosed salary range is solely for candidates hired to perform work within this geographic location. Candidates hired to work in other locations will be subject to the pay range associated with that location.

What’s In It For You

• A culture of innovation, empowerment, decision-making, and accountability
• Comprehensive health and welfare benefits that serve the needs of you and your family and foster a culture of wellness (for qualified roles)
• Additional benefits and amenities, including paid time‑off programs (vacation, sick leave, and holidays) (for qualified roles)

Applicants will be required to undergo a background check only if and after a conditional offer of employment has been extended.

Element Fleet Management and its wholly owned subsidiaries are an equal opportunity employer committed to diversity, equity, inclusion, and belonging. We are pleased to consider all qualified applicants for employment without regard to race, color, religion, genetic information, sex, gender identity, sexual orientation, age, marital status, family status, ancestry, national origin, citizenship, physical or mental disability, veteran status, military obligations or any other characteristic protected by federal, state and local laws. Disability-related accommodations during the application and interview process are available upon request. Should you require an accommodation with our hiring process please send an email to [e-mail] or call [phone]. Element Fleet Management also uses AI-assisted tools to help screen and assess applications. These tools analyze information you provide (for example, your résumé and screening responses) to identify job‑related skills, qualifications, and experience. AI outputs do not by themselves determine whether you advance or receive an offer – they assist recruiters and hiring managers. Final hiring decisions are made by people.