> Markdown version of [/jobs/ext/1767411-full-stack-developer-17268](https://www.wearedevelopers.com/jobs/ext/1767411-full-stack-developer-17268). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Full Stack Developer - 17268 - **Company:** Seneca Resources - **Location:** Vienna, VA, United States - **Experience:** Expert - **Salary:** $145,600.0 - $156,000.0 - **Contract:** Permanent contract - **Skills:** ASP.NET, JavaScript (Programming Language), .NET Framework, Application Programming Interfaces (APIs), Application Integration Architecture, Architectural Patterns, HTML5, Microsoft Azure, C Sharp (Programming Language), Cascading Style Sheets (CSS), Cloud Computing, Databases, Continuous Integration, Programming Tools, Microsoft Visual Studio, Microsoft Software, Microsoft SQL Server, MongoDB, Performance Tuning, Scrum Methodology, Systems Development Life Cycle, Release Management, Azure DevOps Pipelines, Standard Sql, Software Deployment, Systems Integration, TypeScript, Web Application Frameworks, Enterprise Software Applications, .NET Core, ReactJS, Git, Information Technology, Front End Software Development, Cloud Integration, Restful APIs, Api Management, Legacy Systems, Mulesoft, Microservices - **Published:** July 13, 2026 - **Apply:** https://public-rest40.bullhornstaffing.com/rest-services/R0SYP/query/JobBoardPost?where=id=47434&fields=id,title,publishedCategory(id,name),address(city,state),employmentType,dateLastPublished,publicDescription,isOpen,isPublic,isDeleted ## About the Role Backend * C# * .NET Framework / .NET Core * ASP.NET * REST APIs * Microservices Frontend * React.js * JavaScript * TypeScript (preferred) * HTML5 * CSS3 Database * SQL Server * SQL * MongoDB Cloud & Integration * Microsoft Azure * Azure Cloud Services * Azure DevOps * MuleSoft * REST APIs Development Tools * Git * CI/CD * Visual Studio * Azure DevOps Pipelines, * 10+ years of Full Stack Development experience. * Strong expertise in C#, .NET, React, JavaScript. * Experience with SQL Server and MongoDB. * Azure Cloud development experience. * Experience integrating applications using MuleSoft or REST APIs. * Experience modernizing legacy applications. * Strong SDLC knowledge. * Experience supporting enterprise production applications. * Excellent analytical, communication, and problem-solving skills. * Bachelor's degree in Computer Science, Information Technology, or related field., * Experience with Navy Federal systems. * Experience with Project Portfolio Management (PPM). * Master's degree. * Financial services experience. ## Description Seeking a senior Full Stack Developer with extensive experience designing, developing, modernizing, and supporting enterprise applications. The ideal candidate will have expertise across the Microsoft technology stack, modern frontend frameworks, cloud platforms, databases, and API integrations while working throughout the SDLC. This role involves modernizing legacy applications, developing custom solutions, collaborating with business stakeholders, and supporting production environments., * End-to-end Full Stack Development * Enterprise Application Development * Legacy Application Modernization * SDLC * Production Support * UAT * Application Deployment * System Integration * Performance Optimization * Root Cause Analysis * Business Requirements Analysis * Technical Documentation * Agile/Scrum, * Design, develop, test, and deploy enterprise full-stack applications. * Build scalable web applications using C#, .NET, React, JavaScript, SQL Server, MongoDB, Azure, and MuleSoft. * Modernize legacy applications into modern architectures. * Translate business requirements into technical solutions. * Develop APIs and integrations with enterprise systems. * Support application deployments across development, testing, and production environments. * Participate in UAT, release management, and production support. * Perform root cause analysis and troubleshoot production issues. * Create technical documentation throughout the SDLC. * Collaborate with business users, architects, QA, and project teams. ## Related Videos - [Navigating the Corporate Jungle: Life as a Developer in a large Company](https://www.wearedevelopers.com/videos/621-navigating-the-corporate-jungle-life-as-a-developer-in-a-large-company) - [Building Multi-Tenant ASP.NET Core Applications: Best Practices and Real-World Solutions](https://www.wearedevelopers.com/videos/1552-building-multi-tenant-asp-net-core-applications-best-practices-and-real-world-solutions) - [The Resilience of the World Wide Web](https://www.wearedevelopers.com/videos/1281-the-resilience-of-the-world-wide-web) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Build and Deploy a Fullstack App with Open Source Tooling](https://www.wearedevelopers.com/videos/775-build-and-deploy-a-fullstack-app-with-open-source-tooling) - [Developing ASP.NET Core Microservices with Dapr: A practical guide](https://www.wearedevelopers.com/videos/1528-developing-asp-net-core-microservices-with-dapr-a-practical-guide) ## Related Articles - [Fullstack developer salary in Germany [2023]](https://www.wearedevelopers.com/magazine/197-fullstack-developer-salary-in-germany-2023) - [Fullstack Developer Salary UK](https://www.wearedevelopers.com/magazine/251-fullstack-developer-salary-uk) - [React Developer Salary [2023]](https://www.wearedevelopers.com/magazine/198-react-developer-salary-2023) - [What’s the Difference Between Frontend and Backend Development?](https://www.wearedevelopers.com/magazine/240-what-s-the-difference-between-frontend-and-backend-development) - [Frontend Developer Salary in Germany [2023]](https://www.wearedevelopers.com/magazine/195-frontend-developer-salary-in-germany-2023) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer)