Senior Software Engineer, AI-Powered Ads Platform

Amazon; Toronto; On-site; CAD 151,000 - 252,000; Full time

Job summary

Amazon is hiring a Sr. Software Development Engineer for the Sponsored Products and Brands ad platform. Based in Toronto, CAN, you will design, build and own Tier1 services that determine ad eligibility, shaping global ad experiences and revenue impact.

The role emphasizes scalable systems, cloud technologies, and collaboration with product managers and engineers. You will mentor teammates, contribute to architecture decisions, and apply machine learning and AI techniques to improve performance.

Qualifications

• 5+ years of non-internship professional software development experience.
• 5+ years of programming with at least one software programming language experience.
• 5+ years of leading design or architecture (design patterns, reliability and scaling) of new and existing systems experience.
• Experience as a mentor, tech lead or leading an engineering team.
• Experience with Machine Learning and Large Language Model fundamentals, including architecture, training/inference lifecycles, and optimization of model execution.

Responsibilities

• Design and build robust, scalable software systems that enhance product experiences, collaborating closely with cross-functional teams including product managers, designers, and other engineers.
• Own the complete lifecycle of software development and deployment, including system design, implementation, testing, monitoring, and maintenance of production services at scale.
• Develop and implement scalable, automated solutions for complex technical challenges, including distributed systems, APIs, data pipelines, and user-facing applications across multiple business initiatives.
• Contribute directly to critical system components, writing high-quality code that ensures engineering excellence in performance, reliability, and maintainability.
• Apply software engineering best practices to your work, contribute technical insights to team discussions, and help drive innovation in system architecture and development methodologies.
• Collaborate with product managers, and engineers to translate complex business requirements into scalable technical solutions that align with product objectives and user needs.
• Create technical documentation and effectively communicate system designs, implementation details, and project outcomes to both technical teams and stakeholders.
• Participate in code reviews, share knowledge with team members, and contribute to establishing engineering standards that promote code quality and team effectiveness.
• Stay current with advancements in software engineering, cloud technologies, and development tools, identifying opportunities to apply emerging technologies to solve real-world product challenges.
• Use Gen AI tools to improve developer productivity and software efficiency.

Skills

Software development

Programming

Design/architecture

Mentorship/leadership

ML/LLM fundamentals

Education

Bachelor's degree in CS or equivalent

Tools

EC2

Fargate

Lambda

SQS

ElasticCache

S3

Job description

Amazon is hiring a Sr. Software Development Engineer for the Sponsored Products and Brands ad platform. Based in Toronto, CAN, you will design, build and own Tier1 services that determine ad eligibility, shaping global ad experiences and revenue impact.

The role emphasizes scalable systems, cloud technologies, and collaboration with product managers and engineers. You will mentor teammates, contribute to architecture decisions, and apply machine learning and AI techniques to improve performance.