Senior Web Application Developer

Company: American Systems
Location: Washington
Posted on: March 29, 2025

Job Description:

OverviewTHIS POSITION INCLUDES A $5,000 SIGN-ON BONUS!AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Test & Evaluation, Program Mission Support, Engineering & Analysis, and Training.ResponsibilitiesAs a Senior Web Application Developer with AMERICAN SYSTEMS you will have the opportunity to do the following:

• Maintain, modernize, and refactor web applications for improved scalability, performance, and maintainability.
• Develop clean, efficient, and modular code following best practices in React.js, Node.js, JavaScript, HTML, and CSS.
• Refactor and optimize legacy code, improving readability, reducing technical debt, and enhancing maintainability.
• Enhance data-driven applications, building dashboards, automated workflows, and visualizations.
• Optimize SQL queries and database performance while ensuring security and best practices (SQL Server and Oracle).
• Collaborate with stakeholders to define technical requirements and implement scalable, modern solutions.
• Work within Agile methodologies (Scrum, XP, Kanban) to deliver high-quality solutions efficiently.
• Conduct code reviews, mentor junior developers, and promote continuous improvement.
• Support decision-making through actionable reports, analytics, and data-driven insights.QualificationsCore Requirements:
  • Active TS clearance with SCI eligibility
  • Security+ CE or equivalent DoD 8140 IAT Level II certification.
  • Bachelor's degree in Computer Science or related field (or equivalent years of relevant experience).
  • 5+ years of experience in web application development, modernization, and refactoring.
  • Proficiency in React.js, Node.js, JavaScript/HTML/CSS, and SQL (SQL Server & Oracle).
  • Experience developing and integrating RESTful APIs.
  • Experience in clean coding practices, including modular design, reuse, and performance optimization.
  • Strong ability to analyze, refactor, and improve legacy applications.
  • Experience with Git or other version control systems.
  • Excellent problem-solving, communication, and collaboration skills.Additional Skills to Help Facilitate a Smooth Start
    • Experience with SQL Server or Oracle v19 for data management.
    • Familiarity with ColdFusion and frameworks like ColdBox or FW/1.
    • Exposure to Python, Next.js, R, ASP.NET, or C# for full-stack development.
    • Basic knowledge of Linux (RHEL) administration for system support.
    • Comfort with Confluence or project collaboration tools.
    • A knack for optimizing processes and improving workflows.
    • Some familiarity with DevOps concepts (CI/CD, automation).Pay Transparency StatementAMERICAN SYSTEMS is committed to pay transparency for our applicants and employee-owners. The salary range for this position is USD $92,100.00/Yr. - USD $193,900.00/Yr. Actual compensation will be determined based on several factors permitted by law. AMERICAN SYSTEMS provides for the welfare of its employees and their dependents through a comprehensive benefits program by offering healthcare benefits, paid leave, retirement plans, insurance programs, and education and training assistance.EEO StatementEEO Race/Sex/Disability Status/Veteran Status
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Keywords: American Systems, Washington DC , Senior Web Application Developer, IT / Software / Systems , Washington, DC