Senior SDE - Fullstack

Criteo; Toronto; On-site; CAD 90,000 - 110,000; Full time

Job summary

A global tech company is seeking a Full Stack Engineer to develop web-based systems supporting Retail Media needs. Responsibilities include participating in architecture discussions, ensuring code quality, and collaborating with UX and Product teams. A successful candidate will have a BS in Software Engineering and 5+ years of software development experience, as well as strong skills in JavaScript, C#, and modern frameworks. This role offers a dynamic environment focused on high-performance code.

Qualifications

• 5+ years of experience in software development.
• Strong foundation in data structures and algorithms.
• Experience with modern web technologies (JavaScript, CSS, HTML).
• Experience building backend services, preferably in C#.
• Proficient in modern JavaScript frameworks such as React, Angular, or Vue.js.

Responsibilities

• Build web-based systems for Retail Media needs.
• Participate in architecture discussions and technical roadmap.
• Ensure code quality through testing and code reviews.
• Work closely with UX and Product teams.
• Maintain consistent development practices with global teams.

Skills

Software Development

Data Structures

JavaScript Frameworks

C# Development

REST APIs

Clean Architecture

Collaboration

Education

BS in Software Engineering or related field

Job description

What You\'ll Do

• As a Full Stack Engineer at Criteo, you will build web-based systems that support retailers and brands\' Retail Media needs, contributing to a platform that processes and analyzes over million events daily—and continues to scale rapidly.


• Participate in architecture discussions, contribute to the technical roadmap, and take ownership of key projects.


• Ensure code quality and reliability through comprehensive testing, code reviews, and CI / CD best practices.


• Work closely with UX and Product teams to build intuitive, user-friendly solutions on our Retail Media Platform


• Partner with global frontend and platform teams to maintain consistent development practices and shared common components and libraries

Who You Are

• BS in Software Engineering or related field, with 5+ years of experience in software development.


• Strong foundation in data structures, algorithms, and optimization techniques.


• Experience working with modern web technologies (JavaScript, CSS, HTML, REST APIs).


• Experience building backend services, preferably in C#


• Proficient in modern JavaScript frameworks such as React, Angular, or Vue.js.


• Product-focused, with a commitment to clean architecture, testing, and documentation.


• Passionate about writing high-performance, scalable code and taking ownership of projects.


• A strong communicator and team player, eager to collaborate and solve complex problems.