.NET, React Full Stack Developer

Cayuse Holdings

. Design, develop, and maintain web applications and APIs using ASP.NET, C#, Entity Framework, and SQL Server .

Posted 10/22/2026full-timeUnited StatesSeniorLead💰 $140,000 - $142,085 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in full stack web application development using ASP.NET, C#, and React, with a strong focus on scalable software design, RESTful API integration, and performance optimization. Proficient in Agile methodologies and collaborative team environments, ensuring high-quality code and effective communication.

Highest-signal resume keywords

ASP.NET DevelopmentFull Stack Web Application DevelopmentRESTful API IntegrationReact Front-End DevelopmentActive Top Secret Security Clearance

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

ASP.NETC#Entity FrameworkSQL ServerJavaScriptTypeScriptHTML5CSS3Design PatternsUnit Testing

Soft Skills

Excellent Communication SkillsAbility to Work IndependentlyCollaborative TeamworkTask ManagementSelf-Starter

Tools & Technologies

GitGitLabMicrosoft Office SuiteAdobe Acrobat

Certifications & Qualifications

Bachelor’s Degree in Information TechnologyActive Top Secret Security Clearance

Industry Keywords

AgileScrumSoftware EngineeringWeb DevelopmentPerformance Tuning

Tech Stack

Tools & technologies

ASP.NETCloudEntity FrameworkJavaScriptReactSQLTypeScript.NET

About the role

Key responsibilities & impact

Design, develop, and maintain web applications and APIs using ASP.NET, C#, Entity Framework, and SQL Server
Develop and maintain responsive front-end interfaces using React, TypeScript, JavaScript, HTML5, and CSS3
Design and implement front-end and back-end components and ensure seamless integration
Apply scalable software design and architectural patterns
Design, implement, and consume RESTful APIs and other integration approaches such as RPC
Ensure application performance, scalability, security, and reliability
Write clean, testable, and well-documented code
Conduct unit, integration, and system testing and support automated test coverage
Troubleshoot and resolve full-stack technical issues, performance bottlenecks, and defects
Participate in code reviews
Collaborate with product managers, UX/UI designers, QA engineers, and developers
Use Git/GitLab for source control and code review workflows
Contribute to improvements in development processes, tooling, coding standards, and team practices
Stay current with emerging .NET, React, and cloud-native technologies
Reports to the Program Manager
Perform other duties as assigned

Requirements

What you’ll need

Bachelor’s Degree in Information Technology, Computer Science, Software Engineering, or a related field or equivalent experience
8+ years of professional software development experience, with significant experience in full stack web application development
Strong experience with ASP.NET (MVC and/or Web API), C#, and the .NET ecosystem
Hands-on experience with Entity Framework and/or other Object Relational Mappers (ORMs)
Strong understanding of SQL Server, including writing complex queries, stored procedures, and performance tuning
Proficiency with .NET languages and technologies, including C#, ADO.NET, and Entity Framework
Experience applying design and architectural patterns, including dependency injection, layered architecture, and SOLID principles
Familiarity or experience with REST, RPC, and integration best practices
Strong front-end experience with React, TypeScript, JavaScript, HTML5, and CSS3
Experience designing and implementing responsive, accessible UI components and pages
Proficiency with Git/GitLab for version control, branching strategies, and pull/merge request workflows
Ability to debug and resolve complex technical issues across the stack
Excellent verbal and written communication skills
Ability to work independently and collaboratively in an Agile/Scrum team environment
Active Top Secret Security Clearance is required
Must be able to pass a background check
Proficient in Microsoft and Adobe toolsets, including Excel, Word, PowerPoint, and Acrobat
Ability to manage multiple tasks
Must be a self-starter able to work independently and as part of a team
Ability to work on-site in a professional office environment
Ability to work flexible schedules, including possible holidays and hours outside normal business hours
May be asked to travel for business or professional development purposes

Benefits

Comp & perks

Medical, Dental and Vision Insurance
Wellness Program
Flexible Spending Accounts (Healthcare, Dependent Care, Commuter)
Short-Term and Long-Term Disability options
Basic Life and AD&D Insurance (Company Provided)
Voluntary Life and AD&D options
401(k) Retirement Savings Plan with matching after one year
Paid Time Off
Flexible schedule may include holidays
Business or professional development travel opportunities