Senior Full Stack Engineer (.Net/ React)

AutoTrader.ca; Toronto; On-site; CAD 80,000 - 110,000; Full time

Job summary

A digital automotive solutions company in Toronto seeks a Senior Software Engineer skilled in C# and React. You will design and develop cloud solutions, mentor junior engineers, and maintain CI/CD pipelines. Ideal candidates have experience with Azure, AWS, and agile methodologies. Benefits include gym discounts, training budgets, and competitive salary with bonuses.

Benefits

Benefits from Day 1

Gym discounts

Employee and Family Assistance program

Virtual wellness events

Conferences & training budget

Regular internal training programs

Financial planning contributions

Qualifications

• Proficiency in C# and React required.
• Experience with Azure and AWS, especially migration.
• Solid understanding of microservices architecture.

Responsibilities

• Design and develop full-stack cloud solutions.
• Mentor junior engineers on best practices.
• Maintain CI/CD pipelines for applications.

Skills

C#

React

Java

Scala

Azure

AWS

Kafka

SQL

DataDog

Application Insights

GitHub

Azure DevOps

JIRA

Scrum

Kanban

Gitflow

Job 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.

SeniorSoftwareEngineer(.Net/React)

Key Responsibilities

• Design and develop full‑stack cloud solutions from technical analysis to integration testing.
• Mentor junior engineers on design patterns, code reviews, testing practices, and scalable architecture.
• Establish documentation standards across teams.
• Conduct root cause analysis and collaborate with production support to resolve issues.
• Evaluate third‑party software with business and engineering teams.
• Maintain CI/CD pipelines for applications.

Required Skills

• Proficiency in C#, React
• Nice to have: Java and Scala
• Experience with Azure and AWS, including migration from Azure to AWS
• Familiarity with Kafka, SQL, and performance optimization
• Strong understanding of event‑driven and microservices architecture
• Experience with DataDog, Application Insights, and responsive front‑end design using React
• Background in high‑traffic websites, performance tuning, and security
• Ability to communicate technical solutions effectively
• Expertise in unit, component, and integration testing
• Experience with GitHub, Azure DevOps, and JIRA in distributed teams
• Solid grasp of agile methodologies, including Scrum, Kanban, and Gitflow

What’s in it for you…

• Benefits from Day 1
• Gym discounts
• Employee and Family Assistance program
• Virtual wellness events
• Conferences & training budget
• Regular internal training programs
• Financial planning: 3% matching towards your pension and multiple forms of income protection
• Competitive salary: Annual bonus structure, 3% CPP matching