Senior Dotnet Developer

3 weeks ago

Lisle IL, IL, United States TechDoQuest Full-time
Role : Senior / Lead .
NET Developer


Location:
Lisle, IL


Key Responsibilities

- Design, develop, test, deploy, and maintain enterprise applications using C#, ASP.
NET, ASP.
NET Core, MVC, Web API, and related Microsoft technologies.

- Modernize legacy .
NET applications and services to improve performance, reliability, maintainability, and user experience.

- Build and consume RESTful APIs and web services to support integrations with internal and external systems.
- Develop responsive user interfaces using HTML5, CSS, Bootstrap, JavaScript, jQuery, Angular, and React where applicable.
- Create and optimize SQL queries, stored procedures, triggers, indexes, and database objects across SQL Server and other relational databases.
- Participate in requirements gathering, analysis, technical design, solution estimation, documentation, testing, and implementation activities.
- Support Agile delivery practices, including sprint planning, backlog refinement, code reviews, unit testing, and release coordination.
- Provide production support, troubleshoot application issues, analyze root causes, and implement corrective actions.
- Collaborate with business users, product owners, QA teams, infrastructure teams, and offshore/onshore development teams.
- Contribute to CI/CD pipelines, source control practices, build automation, and deployment processes using tools such as Azure DevOps, GitHub, and TFS.