Senior Backend Engineer, .NET/Azure

Outside

Senior Backend Engineer implementing services using .NET Core and Azure for OutsideHire. Collaborating on microservices, performance optimization, and API development.

Posted 4/13/2026full-timeRemote • 🇵🇭 PhilippinesSeniorWebsite

Tech Stack

Tools & technologies

ASP.NETAzureDistributed SystemsEntity FrameworkMicroservices.NETSQLVault

About the role

Key responsibilities & impact

Develop and maintain assigned gateway project microservices using .NET Core and Azure services
Build RESTful APIs, webhook systems, and processor adapter interfaces per OpenAPI specifications
Implement data access layers, Entity Framework models, and database integration logic
Build integrations with TicketSocket HPP, ProPay APIs, and internal gateway project services
Ensure services meet performance SLAs including 90% test coverage, zero critical security vulnerabilities
Document all APIs with current examples and troubleshooting guides

Requirements

What you’ll need

5+ years .NET Core/5+ and C# development experience
Hands-on experience with Azure App Services, Service Bus, Key Vault, and storage solutions
Advanced SQL Server, Entity Framework Core, and data modeling skills
RESTful API design, ASP.NET Core Web API, and OpenAPI documentation skills
Experience with distributed systems, service communication, and event-driven architectures
Understanding of encryption, authentication, authorization, and secure coding practices
Unit testing with xUnit/NUnit, integration testing, and mocking frameworks

Benefits

Comp & perks

Competitive salary
Remote work
Professional development allowances

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

.NET CoreC#Azure servicesRESTful APIsEntity FrameworkSQL ServerOpenAPIxUnitNUnitdata modeling