IT & Software

Senior Full-Stack Engineer: Cloud-Native .NET to React

GFL Environmental Inc.

Vaughan · York Region · Canada

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GFL Environmental Inc. in Vaughan, Canada seeks a Senior Full-Stack Developer to lead the modernization of core enterprise apps. You will deconstruct legacy .NET 4.8 MVC monoliths and re-engineer them into .NET 6+/microservices with a React frontend hosted on AWS.

The role is not maintenance; it focuses on re-engineering for scalability, cloud-native design, and robust RESTful APIs. You will drive CI/CD pipelines and collaborate with cross-functional teams to deliver high-performance solutions.

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Reference: WJ-4483_1533029 · Posted 08 Nov 2026, 03:11 AM

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