Senior .NET Developer — ASP.NET Core Expert (Hybrid)

Lawelawe Technology Services; Washington (District of Columbia); On-site; USD 110,000 - 170,000; Full time

Job summary

Lawelawe Technology Services is seeking an experienced application developer to build and maintain ASP.NET and .NET Core web applications and services in Washington, DC. The role emphasizes ownership, security, and collaboration with stakeholders to translate business needs into working software.

You will troubleshoot issues, implement fixes, test changes, and document technical work. You will coordinate with database and infrastructure teams and support deployments while maintaining clear

Qualifications

• Bachelor’s degree in a relevant field.
• At least 5 years of relevant experience, including at least 3 years of .NET experience.
• Experience developing web applications and services using ASP.NET and .NET Core.
• Ability to troubleshoot application issues, test changes, and document technical work.
• Ability to translate functional requirements into maintainable application code and verify expected behavior.
• Ability to collaborate with database and infrastructure personnel during troubleshooting and deployment.
• Strong written and verbal communication skills and the ability to work collaboratively with technical staff and customer stakeholders.
• Ability to manage assigned priorities, maintain accurate documentation, and follow customer security and change procedures.
• Ability to successfully complete required criminal history checks and fingerprinting.

Responsibilities

• Develop, maintain, and enhance ASP.NET and .NET Core web applications and services.
• Translate approved business requirements into application features and technical solutions.
• Investigate application defects, troubleshoot issues, and implement corrective changes.
• Test application changes and support deployment activities with the technical team.
• Maintain technical documentation and communicate development progress and issues.
• Work with business analysts to clarify application requirements, expected behavior, and acceptance criteria before implementation.
• Review existing application components to identify maintenance needs and opportunities to improve reliability and usability.
• Coordinate application changes with database and infrastructure staff to address dependencies and reduce disruption.
• Support application handoffs and knowledge transfer by documenting configurations, changes, and troubleshooting steps.

Skills

ASP.NET

.NET Core

Web development

Troubleshooting

Documentation

Communication

Education

Bachelor's degree

Job description

Lawelawe Technology Services is seeking an experienced application developer to build and maintain ASP.NET and .NET Core web applications and services in Washington, DC. The role emphasizes ownership, security, and collaboration with stakeholders to translate business needs into working software.

You will troubleshoot issues, implement fixes, test changes, and document technical work. You will coordinate with database and infrastructure teams and support deployments while maintaining clear