Senior Web Applications Developer

Polsinelli

. Design, develop, and maintain web applications using .NET Core and modern frontend frameworks .

Posted 4/22/2026full-timeKansas City • Alabama, California, Colorado, District of Columbia, Illinois, Kansas, Massachusetts, Montana, New York, North Carolina, South Carolina, Tennessee, Texas, Washington • 🇺🇸 United StatesSenior💰 $125,000 - $140,000 per yearWebsite

Tech Stack

Tools & technologies

AngularASP.NETAzureCloudJavaScriptMS SQL Server.NETSQLTypeScript

About the role

Key responsibilities & impact

Design, develop, and maintain web applications using .NET Core and modern frontend frameworks
Participate in the full development lifecycle: requirements, design, implementation, testing, and deployment
Build and integrate RESTful APIs and backend services
Write clean, maintainable, and well-documented code following established standards
Troubleshoot and resolve performance, scalability, and reliability issues
Collaborate with team members to improve development processes and technical approaches
Contribute to estimation, planning, and technical decision-making
Support production systems as needed (on-call rotation as applicable)

Requirements

What you’ll need

5–8 years of professional software development experience, including full-stack web development
Strong proficiency in C# and .NET Core / ASP.NET Core
Experience with Angular and TypeScript (or comparable modern frontend framework)
Solid understanding of RESTful APIs and web services
Experience with Microsoft SQL Server, including query writing and performance tuning
Working knowledge of Azure cloud services (e.g., App Services, basic CI/CD pipelines, or similar)
Familiarity with standard web technologies: HTML, CSS, JavaScript
Strong problem-solving, debugging, and analytical skills

Benefits

Comp & perks

Paid time off
Sick time off
Referral program
Medical insurance and benefits
Dental insurance
Vision insurance
Life insurance
AD&D insurance
ID Theft insurance
Long-term disability benefits
Short-term disability benefits
Parking/Transit reimbursement (varies depending on location)
401(k) benefits
Employee assistance benefits

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

.NET CoreC#ASP.NET CoreAngularTypeScriptRESTful APIsMicrosoft SQL ServerHTMLCSSJavaScript

Soft Skills

problem-solvingdebugginganalytical skillscollaborationtechnical decision-making