Software Development Engineer, Measurement, Ad Tech, and Data Science (MADS)
Amazon · Toronto, Canada · Software Development
About this role
Amazon is hiring a mid-level Software Engineer based in Toronto, Canada. The posting calls out experience with Java, C#, LLMs, Data Structures. Compensation is listed at C$114,800–C$191,800 per year.
- Role
- Software Engineer
- Function
- software engineering
- Level
- mid
- Track
- Individual contributor
- Employment
- Full-time
- Location
- Toronto, Canada
- Department
- Software Development
- Posted
- Apr 22, 2026
More roles at Amazon
Job description
from Amazon careersJoin our dynamic Reach Planning Engineering team within Measurement Ad Tech Data Science to build the next generation of advertising technology at Amazon. In this role, you'll own, design, and deliver highly scalable systems that empower advertisers to plan campaigns and build strategies related to reach and other media planning capabilities. You'll work on our full-service, full-stack advertising platform, specifically developing APIs and AI Agents that deliver Amazon signals to improve planning for advertisers and enhance campaign impact. This position offers the opportunity to solve complex problems at scale while working across Amazon's advertising ecosystem to create solutions that drive meaningful business results for our advertising customers. Key job responsibilities - Design and implement scalable, high-performance systems that power Amazon's advertising platform, ensuring robust functionality and optimal user experience - Provide meaningful code reviews to team members and actively participate in the full software development lifecycle including scoping, design, implementation, testing, deployment, and maintenance - Own operational excellence for your systems, proactively identifying root causes of issues and implementing permanent solutions that improve reliability and performance - Work closely with stakeholders across Amazon to understand business needs and customer value, translating requirements into technical solutions that enhance advertiser campaign effectiveness…