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Senior Dotnet Developer (Markham)

Company: Quantiphi

Location: markham, London

Posted: June 04, 2026

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Position Details

Role: Senior .NET Developer

Experience Level: 5+ Years

Employment type: Full Time

Location: Canada

Key Responsibilities

  • Design, develop, and maintain scalable and high-performance applications using C# and .NET framework/core.
  • Build and optimize RESTful APIs and microservices architectures.
  • Integrate and manage in-memory data stores such as MemoryStore and Valkey for high-throughput, low-latency systems.
  • Architect and implement data solutions using Cloud Spanner for globally distributed applications.
  • Develop and manage asynchronous workflows and task queues using Cloud Tasks.
  • Collaborate with cross-functional teams (product, DevOps, QA) to deliver high-quality software solutions.
  • Ensure code quality through code reviews, unit testing, and best practices.
  • Troubleshoot, debug, and optimize existing systems for performance and scalability.
  • Contribute to system architectu...