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.Net Developer

Job in Toronto, Ontario, C6A, Canada
Listing for: Apptoza Inc.
Full Time position
Listed on 2026-07-12
Job specializations:
  • Software Development
    Backend Developer, DevOps, .NET Developer, Azure
Salary/Wage Range or Industry Benchmark: 90000 - 120000 CAD Yearly CAD 90000.00 120000.00 YEAR
Job Description & How to Apply Below

Responsibilities

  • Report directly to the Integration Tech Lead and work under technical direction to deliver integration services aligned with the overall architecture, engineering standards, and project timelines
  • Develop and implement microservices‑based integration components using .NET/C# and Azure services such as Azure Functions and API Management (APIM)
  • Create and maintain detailed low‑level design (LLD) documents based on solution architecture, including API contracts, data mappings, and orchestration flow
  • Build reusable integration frameworks, libraries, and templates to standardize development across services
  • Develop, unit test, and debug high‑quality, scalable, and resilient APIs and services aligned with enterprise standards
  • Implement robust error handling, retry mechanisms, idempotency controls, and logging to ensure reliable and consistent payment processing
  • Implement secure APIs using industry standards such as OAuth2, OIDC, and mTLS, in alignment with enterprise security guidelines
  • Deploy and validate services in lower environments and support integration testing, defect triage, and resolution
  • Implement observability practices including structured logging, distributed tracing (correlation IDs), and monitoring using Azure Monitor and Application Insights
  • Collaborate closely with the Integration Tech Lead, Solution Architects, Info Sec, business teams, and external partners (e.g., Central
    1) to ensure seamless end‑to‑end integration
Expected Experience / Skill
  • 8+ years of experience in API development and system integration within enterprise environments
  • Strong hands‑on development experience in .NET / C# and RESTful API design
  • Experience with Azure integration services such as Azure Functions, and API Management (APIM)
  • Solid understanding of microservices architecture and distributed system design
  • Hands‑on experience implementing integration and resiliency patterns such as retry, circuit breaker, idempotency, and asynchronous messaging
  • Experience with API security standards (OAuth2, OIDC, mTLS) and secure coding practices
  • Experience with CI/CD pipelines using Azure Dev Ops (YAML pipelines preferred)
  • Strong understanding of observability practices including logging, monitoring, and distributed tracing
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