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# Senior .Net & REACT Full Stack Developer

- **Company:** Synergy Ecp Llc
- **Location:** Washington, DC, United States
- **Experience:** Expert
- **Salary:** $125,000.0 - $155,000.0
- **Contract:** Permanent contract
- **Skills:** Clean Code Principles, ASP.NET, JavaScript (Programming Language), .NET Framework, ADO.NET, Application Programming Interfaces (APIs), Amazon Web Services, Architectural Patterns, HTML5, Microsoft Azure, C Sharp (Programming Language), Cascading Style Sheets (CSS), Cloud Computing, Code Review, Continuous Integration, Database Development, Software Debugging, Dependency Injection, DevOps, Entity Framework, Integrated Development Environments, Microsoft SQL Server, Node.Js, NoSQL, Object-Relational Database, SQL Databases, System Testing, TypeScript, Web Applications, ReactJS, Gitlab, Git, Front End Software Development, Software Version Control, Docker
- **Published:** October 22, 2026
- **Apply:** https://www.thejobnetwork.com/job/f8347b3c-d5ff-427d-86f9-3170876dacdb/senior-net-react-full-stack-developer

## About the Role

and provide feedback to peers. Use Git/Gitlab for source control What you'll need: Bachelor's Degree Minimum 8 years of experience Bonus if you have: Experience with front-end frameworks such as React. Familiarity with cloud platforms like AWS or Azure. Knowledge of database design and development, including SQL and NoSQL databases. Knowledge of Object Relational Mappers, such as Entity Framework Understanding of DevOps practices and tools, such as CI/CD pipelines, Docker, and Gitlab. Relevant certifications in .NET development or cloud technologies. Experience working in an Agile/Scrum development environment. Strong problem-solving skills and attention to detail. Excellent communication and collaboration skills. Security Clearance requirement: Must possess active TS/SCI clearance to be considered for this role. Other Requirements: U.S. Citizenship Compensation Spotlight: For this role, our typical salary range starts at $125,000 and stretches up to $155,000. But here's the

## Description

Additionally, you will participate in code reviews, provide constructive feedback, and contribute to the continuous improvement of our development processes. What you'll do: Experienced with ASP.NET framework, Entity Framework, SQL Server and design/ architectural patterns (e.g. APIs with Dependency Injection) Experienced with .NET languages (e.g. C#, ADO.NET, EF) Familiarity or experience with architecture styles/APIs (REST, RPC) Develop and maintain web applications using React, TypeScript, JavaScript, Node.js and HTML5/CSS3 Design and implement both front-end and back-end components of the application. Ensure the performance, quality, and responsiveness of applications. Collaborate with cross-functional teams to define, design, and ship new features. Write clean, scalable, and maintainable code following best practices. Conduct thorough testing of applications, including unit, integration, and system testing. Troubleshoot and resolve technical issues and bugs. Participate in code reviews