Software Developer 3 Full Stack Developer - Edgewater Technical Associates

Edgewater Technical Associates is seeking qualified candidates for a Software Developer 3 (Full Stack Developer) opportunity in Los Alamos, NM, to support the Los Alamos National Laboratory .

Per diem available for those who qualify.

Location: Hybrid

Group/Organization: PA-IT

Schedule: 9/80 A schedule

The Senior Full Stack Developer is responsible for designing, developing, implementing, and supporting secure, scalable enterprise software solutions that enable critical business operations across Los Alamos National Laboratory. This role partners with customers, product owners, and technical teams to deliver modern full-stack applications using C#, ASP.NET, Node.js, JavaScript, REST APIs, PostgreSQL/SQL databases, AWS cloud technologies, and DevOps practices.

The successful candidate will provide technical leadership throughout the software development lifecycle, from requirements gathering and architecture through development, testing, deployment, and operational support. This position serves as a technical mentor, promotes Agile best practices, and drives continuous improvement while delivering secure, high-performing enterprise applications.

Key responsibilities include:

• Design, develop, test, deploy, and maintain enterprise full-stack web applications using C#, ASP.NET, Node.js, JavaScript, HTML5, CSS3, Bootstrap, and jQuery.
• Design, build, document, and support RESTful APIs for enterprise system integrations and modern application architectures.
• Develop cloud-ready applications leveraging Amazon Web Services (AWS) services and cloud-native best practices.
• Design, optimize, and maintain relational databases including PostgreSQL, SQL Server, MySQL, and other enterprise database platforms.
• Develop scalable backend services and responsive front-end interfaces that deliver exceptional user experiences.
• Collaborate with business stakeholders to gather requirements and translate business needs into technical solutions.
• Develop system architecture, technical documentation, implementation plans, and software design specifications.
• Build and support enterprise integrations between internal and third-party applications.
• Participate in code reviews while promoting software engineering standards and best practices.
• Utilize DevOps methodologies, CI/CD pipelines, source control, automated testing, and deployment automation to improve software quality and delivery.
• Lead software integration, testing, production deployments, and post-implementation support.
• Troubleshoot complex software issues and implement sustainable technical solutions.
• Configure and support SharePoint, CMS, and enterprise web content management platforms.
• Mentor junior developers and provide technical leadership across development teams.