Software Engineer BackEnd Azure Sr

Senior Backend Engineer (.NET / Azure)

Requirements:

Must Have:

• 5+ years of .NET backend development experience, including 3+ years building REST APIs with ASP.NET Core
• Strong experience with Azure cloud services at a senior level
• Hands-on experience with AKS (Azure Kubernetes Service)
• Experience designing and supporting scalable applications, including horizontal and vertical scaling strategies
• Strong knowledge of Azure Service Bus, including Topics and Queues
• Experience with Azure DevOps
• Experience with Azure App Services
• Experience with Azure SQL Server
• Strong experience designing and developing REST and gRPC services
• REST for external integrations
• gRPC for internal service-to-service communication
• Experience implementing authentication and authorization using JWT, OAuth2, and Azure Entra ID
• Experience with Redis caching solutions (Redis Cache and in-memory caching)
• Experience with Managed Identities in Azure
• Experience with observability and monitoring tools such as Azure Application Insights or Datadog
• Strong unit testing experience
• Experience designing APIs and backend platforms
• Experience working in Agile environments
• Strong understanding of cloud architecture and microservices design patterns such as Saga, Circuit Breaker, API Gateway, Strangler Pattern, Outbox Pattern, Competing Consumers, and Orchestration vs. Choreography
• Exposure to AI-related solutions and integrations

Nice to Have:

• Clean Architecture and Domain-Driven Design (DDD)
• CQRS, Onion Architecture, Hexagonal Architecture, or Ports-and-Adapters Architecture
• Experience with dependency inversion, aggregates, and bounded contexts
• OWASP API Security Top 10 knowledge
• Experience with security reviews, penetration test remediation, or static code analysis tools such as SonarQube
• Advanced experience with C# and .NET 8+
• Strong async/await, LINQ, and dependency injection expertise
• Experience upgrading applications to modern .NET versions
• Experience documenting solutions using ADRs, C4 Models, architecture diagrams, Confluence, or draw.io
• Experience with Azure Boards, Jira, Trello, GitLab, Bitbucket, or Azure Repos
• AWS S3 exposure

Responsibilities:

• Design, develop, and maintain scalable backend applications and microservices on Azure
• Build and optimize REST and gRPC APIs for internal and external consumers
• Design cloud-native solutions leveraging AKS, Azure Service Bus, Azure App Services, and Azure SQL
• Implement secure authentication and authorization mechanisms using Entra ID, OAuth2, and JWT
• Define and implement caching, monitoring, and observability strategies
• Collaborate with architects, developers, and business stakeholders to deliver high-quality solutions
• Apply microservices and distributed system design patterns to solve complex business challenges
• Develop and maintain automated tests and ensure code quality standards
• Participate in Agile ceremonies and contribute to technical decision-making
• Mentor team members and promote engineering best practices

Required Languages

English: Advanced

Spanish: Fluent or Native

Location

Mexico

Additional Notes

• Candidates should be able to clearly explain architectural decisions and implementation details, especially around AKS, Azure Service Bus, Entra ID, authentication flows, scalability strategies, and microservices patterns.
• Strong preference for engineers with deep Azure expertise and experience building cloud-native enterprise applications.