Senior Software Engineer

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. AutoSync is a suite of integrated software products built specifically for automotive dealers. Our platform includes a comprehensive set of solutions, including a CRM, dealership websites, digital retailing solutions, desking tools, and advertising placement products. We are a technology-driven organization focused on building scalable, secure, and high-performance systems that directly impact thousands of dealer users. We believe modern engineering excellence requires deep fluency in AI-assisted development, and we actively embrace AI as a core productivity and quality multiplier across our engineering organization. Your Role As a Senior Software Engineer, you will play a key technical leadership role within the AutoSync engineering organization. you will design, build, and evolve scalable backend services and user-facing features across our product suite. You will contribute across a polyglot stack that includes PHP (Laravel), JavaScript, and TypeScript , collaborating closely with product managers, designers, and other engineers to deliver robust, maintainable, and secure solutions. This role requires a high level of proficiency in using AI tools in day-to-day software development. AI-assisted workflows are not optional—they are an expected part of how we design, implement, test, debug, document, and optimize software. As a senior engineer, you will also help elevate your team’s AI capabilities by modeling effective usage patterns and sharing best practices. What You’ll Do Architect, design, and implement scalable services and product features using PHP (Laravel) Build and maintain frontend features using JavaScript and TypeScript Use AI tools extensively for code generation, refactoring, test creation, debugging, performance optimization, and documentation Critically evaluate AI-generated outputs to ensure correctness, security, maintainability, and alignment with architectural standards Lead technical design discussions and contribute to system and API architecture decisions Own complex features end-to-end, from technical design through deployment, monitoring, and iteration Drive improvements in code quality, performance, reliability, and security Write clean, maintainable, and well-tested code with strong automated test coverage Conduct in-depth code reviews and mentor engineers through actionable feedback Coach teammates on effective and responsible AI usage in software engineering workflows Collaborate cross-functionally to translate business requirements into scalable technical solutions Contribute to cloud infrastructure and services (AWS), ensuring high availability and operational excellence Participate in compensated on-call rotations to ensure platform reliability Champion DevOps best practices, CI/CD improvements, and observability standards Identify and lead technical initiatives that improve long-term platform sustainability What You’ll Need 6-8 years of extensive professional experience in backend software development Strong expertise in PHP and Laravel Proficiency in JavaScript and TypeScript for modern frontend development Demonstrated, advanced proficiency using AI tools in day-to-day engineering work (code generation, debugging, test automation, documentation, architectural exploration) Strong ability to validate, refine, and productionize AI-assisted outputs Experience improving team-level engineering practices Deep understanding of AP…