NET Developer Global

Support Services Group; Pasig; On-site; PHP 900,000 - 1,500,000; Full time

Job summary

Support Services Group is seeking a seasoned .NET Backend Developer to design, build, and maintain scalable server-side apps using C# and ASP.NET Core. You will develop RESTful APIs, integrate with external services, and contribute to secure, maintainable code.

You will work with EF Core, CI/CD, and microservices, following SOLID principles and best practices. The role requires 5+ years in backend development and a Bachelor's degree in CS or related field.

Qualifications

• Bachelor’s degree in Computer Science, Software Engineering, or a related field.
• 5+ years of professional backend development with C# and .NET/.NET Core.
• Strong ASP.NET Core, Web API, and EF Core expertise.
• Experience designing RESTful APIs with versioning and documentation.
• Solid OOP and SOLID principles
• Experience with unit testing and mocking frameworks
• Experience with asynchronous programming, DI, and middleware
• Knowledge of authentication concepts (JWT, OAuth2, OpenID Connect)

Responsibilities

• Design, develop, and maintain scalable backend services using C# and .NET Core.
• Build and document RESTful APIs for internal and external use.
• Implement data access with EF Core.
• Write clean, testable code following best practices and patterns.
• Participate in code reviews and ensure coding standards
• Troubleshoot and resolve production issues
• Integrate with third‑party APIs and services for reliability
• Contribute to architecture of microservices and distributed systems
• Maintain CI/CD pipelines and automated deployment
• Stay updated with backend technologies and propose improvements

Skills

C#

ASP.NET Core

API development

RESTful APIs

Entity Framework Core

OOP/SOLID

Unit testing (xUnit/NUnit)

Dependency Injection

Middleware

JWT/OAuth/OpenID Connect

CI/CD

DevOps

Microservices

RabbitMQ/Azure Service Bus

DDD

Education

Bachelor’s degree in Computer Science, Software Engineering, or a related field

Tools

Swagger/OpenAPI

Azure DevOps

Job description

Job Description

About the Role

.NET Backend Developer with a strong foundation in building scalable, secure, and maintainable server-side applications using Microsoft technologies. Specializing in C#, ASP.NET Core, and API development, with deep knowledge of software design patterns, system integration.

Key Responsibilities

• Design, develop, and maintain scalable and secure backend services using C# and .NET/.NET Core.

• Build and document RESTful APIs for internal and external consumption.

• Implement data access layers using Entity Framework Core.

• Write clean, maintainable, and testable code following best practices and design patterns (Decorators, Commands)

• Participate in code reviews, provide constructive feedback, and ensure adherence to coding standards

• Troubleshoot, debug, and resolve application issues in production and development environments

• Integrate with third‑party APIs and services, ensuring reliability and performance

• Contribute to the architecture and design of microservices and distributed systems

• Maintain CI/CD pipelines and support automated deployment processes

• Keep up‑to‑date with emerging backend technologies and recommend improvements

Required Qualifications

• Bachelor’s degree in Computer Science, Software Engineering, or a related field.

• 5+ years of professional experience developing backend applications with C# and .NET/.NET Core

• Strong expertise in ASP.NET Core, Web API, and Entity Framework Core

• Experience with RESTful API design, versioning, and documentation (e.g., Swagger/OpenAPI).

• Solid understanding of object‑oriented programming (OOP) and SOLID principles

• Familiarity with unit testing frameworks (e.g., xUnit, NUnit) and mocking libraries.

• Experience with asynchronous programming, dependency injection, and middleware

• Knowledge of authentication/authorization concepts, including JWT, OAuth2, and OpenID Connect.

• Comfortable working with CI/CD pipelines, and DevOps tools (e.g., Azure DevOps)

• Understanding of microservices, message queues (e.g., RabbitMQ, Azure Service Bus), and distributed systems

Good To have

• Exposure to Domain-Driven Design (DDD) and event-driven architectures.

• Familiarity with version control systems like Azure Devops.