Full-Stack Software Engineer – .NET, React

Opendorse

Full-Stack Software Engineer developing scalable applications for Opendorse's athlete marketing platform. Building modern APIs and responsive UIs using .NET and React framework.

Posted 5/13/2026full-timeRemote • California, Colorado, Florida, Illinois, Iowa, Kansas, Louisiana, Maryland, Massachusetts, Minnesota, Missouri, Montana, New Jersey, New York, North Carolina, Pennsylvania, South Carolina, South Dakota, Tennessee, Texas, Washington, Wisconsin • 🇺🇸 United StatesMid-LevelSeniorWebsite

Tech Stack

Tools & technologies

.NETReactSQLTypeScript

About the role

Key responsibilities & impact

Build high-performance applications: Design, develop, and maintain scalable software that powers the Opendorse platform.
Own backend services: Write clean, testable code in .NET to deliver reliable APIs and business logic.
Craft modern interfaces: Use React and TypeScript to build engaging, responsive UIs that deliver a great user experience.
Leverage AI development tools: Use AI-assisted workflows to accelerate development, improve quality, reduce repetitive work, and help shape how our engineering team builds software.
Move data with confidence: Work with SQL Server to store, query, and manage data efficiently.
Focus on quality: Write unit and integration tests to ensure our systems are resilient and maintainable.
Collaborate to deliver: Work closely with product, design, and engineering teammates to ship features that matter.
Drive technical growth: Contribute to architectural decisions, code quality initiatives, and performance improvements across the stack.

Requirements

What you’ll need

5+ years of professional experience in full-stack development
Know your way around .NET, C#, and REST APIs
Have experience building React + TypeScript frontends
Experience using AI-assisted development tools (such as Codex, Cursor, Claude Code, Windsurf, or similar tools) is a plus, but a growth mindset and willingness to learn matter most
Are comfortable working with relational databases like SQL Server
Communicate clearly and enjoy solving problems collaboratively.

Benefits

Comp & perks

Work from anywhere – We’re a remote-first team that trusts you to deliver.

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

.NETC#REST APIsReactTypeScriptSQL Serverunit testingintegration testingAI-assisted development toolsfull-stack development

Soft Skills

collaborationproblem-solvingcommunicationgrowth mindset