Dotnet Developer

TechDoQuest; Lisle (IL); On-site; USD 90,000 - 130,000; Full time

Job summary

TechDoQuest is seeking skilled .NET developers to contribute to the Commercial Sales Experience product initiative. The role focuses on delivering robust, scalable web applications within an Agile team, modernizing legacy ASP.NET Web Forms to .NET Core and React.

The ideal candidate has 6+ years’ experience with C#, ReactJS, REST/SOAP services, SQL, and cloud/Kubernetes deployments. You will write extensive unit tests, embrace SOLID design, and collaborate across disciplines to ship high‑quality

Qualifications

• 6+ years of professional development experience with ASP.NET/.NET Core and React
• Experience with unit testing and API testing is required
• Strong SQL skills including complex queries and stored procedures

Responsibilities

• Contribute to design, implementation, and maintenance of web apps using ASP.NET Core and React
• Modernize legacy ASP.NET Web Forms to .NET Core + React
• Develop REST/SOAP services, ensure security, performance, and scalability
• Participate in Agile ceremonies and collaborate across teams

Skills

ASP.NET / .NET Core (C#)

ReactJS

Unit testing

SQL

Web APIs

OOP principles

Git workflows

CI/CD pipelines

Azure

SOAP/REST services

Kubernetes

Code refactoring

TFS, GIT

JIRA

Telerik (nice to have)

Tools

Visual Studio

Azure DevOps (TFS)

JIRA

Job description

Summary: We are looking for skilled .Net developers to contribute to our Commercial Sales Experience (CSE) product initiative. The ideal candidate is proficient in the full software development lifecycle using an Agile framework, enhancing existing web applications, ensuring long-term application performance and can work effectively in a collaborative and fast-paced environment.

Responsibilities

• Min 6+ yrs of development experience with ASP.NET / .NET Core using C# (and/or VB.NET) in Visual Studio IDE
• Min 6+ yrs of development experience with ReactJS
• Experience in writing extensive unit tests and Web API testing.
• Good Understanding of security, performance, and scalability considerations.
• Experience modernizing legacy ASP.NET Web Forms applications to .NET Core + React
• Expert level knowledge in SQL, including writing complex queries and stored procedures
• Skilled in working with SOAP and REST services.
• Good understanding of object-oriented programming (OOP) principles.
• Understanding of the GitFlow branching strategy and deployments
• Familiarity with deploying to Kubernetes clusters
• Understanding of SOLID design principles
• Experience with code refactoring and design patterns
• Familiarity with ADO or JIRA
• Familiarity with CI/CD pipeline
• Familiarity with TFS, GIT
• Familiarity with Azure
• Strong understanding of technical best practices to support an agile environment
• Familiarity with Telerik is a plus
• Ability to work independently and as part of a team