Full Stack Software Engineer, AutoSync
AutoTrader.ca
| Company | AutoTrader.ca |
| Category | Engineering |
| Location | Toronto |
| Remote | On-site (inferred) |
| Employment | Not stated |
| Level | Not stated |
| Salary | Not stated by the employer |
| Posted | 23 Mar 2026 |
| Last verified | 30 Jul 2026 |
| Source | Employer career page (greenhouse) |
Description
We are TRADER, a Canadian leader in digital automotive solutions. Our flagship brands — AutoTrader.ca , AutoSync , Dealertrack Canada and CMS — help Canadians buy, sell, and finance vehicles with confidence.
As part of AutoScout24 group , Europe’s largest online car marketplace, we’re shaping the future of automotive retail in Canada and beyond.
Learn more at tradercorporation.com .
This role will be within the AutoSync team. AutoSync supports over 3,500 dealerships nationwide, delivering cutting-edge software tools to simplify operations, boost marketing, and drive sales.
Full Stack Software Engineer
Modern Platform Engineering & AI-First Development
We are looking for a Senior Full Stack Software Engineer to join our organization and help build and modernize large-scale digital platforms and customer-facing applications. This is an opportunity to work on complex modernization initiatives where modern web technologies, cloud-native architectures, and Agentic AI-powered engineering practices are reshaping how software is designed, built, tested, deployed, and operated.
You will be part of a high-performing Agile team delivering scalable solutions while leveraging AI throughout the entire Software Development Lifecycle (SDLC).
What You'll Be Working On
Designing, building, and modernizing large-scale web applications and digital platforms
Developing scalable frontend and backend solutions using modern full-stack technologies
Building and integrating APIs, services, and distributed systems
Delivering cloud-native solutions using AWS and modern platform engineering practices
Implementing observability, monitoring, reliability, and performance optimization strategies
Leveraging AI-assisted development workflows to accelerate delivery and improve quality
Driving engineering excellence through architecture, automation, and continuous improvement
What To Expect
Own solutions end-to-end with a "You Build It, You Run It" mindset, from architecture and development through deployment, monitoring, performance, reliability, and security.
Work in an AI-first engineering environment that leverages Agentic AI for requirements analysis, design reviews, pair programming, code generation, testing, documentation, code reviews, and operational insights.
Collaborate within cross-functional Agile teams, contribute to architecture discussions, share knowledge, mentor peers, and help drive engineering standards and continuous improvement.
Must-Have Experience
5+ years building and operating scalable, highly available software systems in production environments
Strong understanding of software architecture, distributed systems, design patterns, and clean code principles
Expert proficiency with Python/TypeScript, React, Next.js, Node.js, REST APIs, and modern full-stack development practices
Experience building high-performance web applications using SSR, component-based architectures, and modern frontend frameworks
Strong experience with relational and NoSQL databases such as PostgreSQL, MySQL, MongoDB, and Redis
Experience designing and integrating APIs, microservices, and event-driven systems
Hands-on experience with AWS, Docker, Terraform, CI/CD pipelines, and modern cloud-native development practices
Experience with observability and production operations using tools such as Datadog, New Relic, logging, monitoring, tracing, and incident troubleshooting
Strong testing mindset with experience in automated testing, Playwright, unit, integration, API, and end-to-end testing
Experience working with Git, GitHub Actions, and modern software delivery workflows
Strong ownership mindset with a passion for quality, reliability, performance, and operational excellence
Proven experience using AI-assisted development too