Senior .Net Developer III

SUMMARY The Senior .NET Developer III is a senior-level full-stack developer responsible for designing, developing, and maintaining modern web applications using .NET Core for backend development and React for frontend development. This role works closely with Business Analysts, QA teams, Project Managers, and fellow developers to deliver scalable, secure, and high-performing applications.

The ideal candidate has 5–7 years of hands-on experience with .NET Core and React, strong API development experience, and exposure to Microsoft Azure environments. This position requires an individual who can work independently, contribute immediately to Agile development teams, and participate throughout the full software development lifecycle.

JOB RESPONSIBILITIES

Design, develop, test, deploy, and maintain web applications using .NET Core and React. Build and support backend services, APIs, and microservices. Develop responsive and user-friendly front-end applications using React. Participate in application design, architecture discussions, and technical solution development. Troubleshoot and resolve complex application issues, defects, and performance bottlenecks.

Develop and integrate REST APIs and support SOAP-based integrations when required. Work within Microsoft Azure environments to support application deployment and ongoing operations. Utilize Azure DevOps and/or GitHub for source control, collaboration, and deployment activities. Contribute to CI/CD pipeline implementation and continuous delivery processes.

Collaborate closely with Business Analysts, Project Managers, QA Engineers, and development team members. Participate in Agile ceremonies including sprint planning, daily stand-ups, sprint reviews, and retrospectives. Apply software development best practices including SOLID principles and Clean Architecture. Perform code reviews and contribute to maintaining development standards.

Create and maintain technical documentation as required. Follow established security, compliance, and change management procedures. Support post-deployment enhancements, maintenance, and production issue resolution.

Requirements

Bachelor's Degree in Computer Science, Information Technology, Software Engineering, or a related field, or equivalent practical experience. 5–7 years of hands-on software development experience. Strong experience with .NET Core / ASP.NET Core development. Strong experience with React development. Strong experience with C# programming.

Experience building and integrating APIs. Strong experience with REST services. Experience working with Microsoft Azure. Experience using Azure DevOps and/or GitHub. Experience implementing and supporting CI/CD pipelines. Experience working within Agile development environments. Strong understanding of software design principles including SOLID and Clean Architecture.

Experience with Microsoft SQL Server, database design, query optimization, and code-first development practices. Experience working with JSON and XML data formats. Strong troubleshooting, analytical, and problem-solving skills. Excellent verbal and written communication skills. Preferred Experience with SOAP services and integrations.

Experience with Docker and Kubernetes. Experience with Azure services such as Azure Kubernetes Service (AKS), Azure SQL, Key Vault, Service Bus, and App Services. Experience developing microservices-based applications. Experience writing automated unit and integration tests. Familiarity with modern DevOps practices and cloud-native application development.

Technical Stack .NET Core / ASP.NET Core C# React JavaScript REST APIs SOAP Services JSON XML Microsoft SQL Server Microsoft Azure Azure DevOps GitHub CI/CD Pipelines Docker Kubernetes Microservices Architecture Benefits Full Philippine Statutory Benefits 13th Month Pay De Minimis Allowance Night Shift Differential Pay Paid Time Off (PTO) Health Insurance Life Insurance (maximum of PHP 3M coverage) Company-Provided Equipment