Full Stack Developer; Federal

K.L. Scott & Associates (KLSA) is a mission-driven management and technology consulting firm that partners with public-sector organizations to modernize operations, strengthen data and AI capabilities, and deliver measurable impact. KLSA combines strategic advisory services with hands‑on delivery; bringing product leadership, secure data engineering, systems integration, and user‑centered design to help clients translate complex requirements into scalable, high‑quality solutions.

We are seeking a Full Stack Developer to design, build, integrate, and support responsive, web‑based financial management applications. The ideal candidate will have at least 5 years of experience delivering business applications and will understand front‑end design, back‑end logic, workflow automation, data modeling, APIs, security, testing, and deployment.

This role will support financial management solutions for budget formulation and execution tools, financial planning and analysis applications, spend tracking systems, workflow automation, and related enterprise finance applications.

The ideal candidate will reside in or within commutable distance to Washington DC.

• Design, develop, configure, and maintain responsive web‑based applications.
• Function as a full‑stack developer across user interfaces, back‑end workflows, data models, business rules, integrations, and application security.
• Build the Interface: Develop a highly dynamic, customizable web UI that allows users to adjust financial variables, toggle scenarios, and view projections.
• Develop API Layers: Design and implement robust RESTful APIs or GraphQL (AWS App Sync) endpoints to connect the UI to existing back‑end data structures.
• Manage Complex State: Implement client‑side state management to handle intricate user configurations, user permissions, and real‑time math calculations.
• Implement Data Grids: Build Excel‑like, high‑performance data tables that allow users to input, sort, and filter massive financial datasets seamlessly.
• Collaborate with Data Teams: Partner with internal ETL and database engineers to consume data pipelines and ensure smooth data flow to the UI.
• Support data modeling, data validation, data transformation, and integrations with structured data sources.
• Perform unit testing, system testing, troubleshooting, debugging, and performance optimization.
• Participate in Agile or iterative development activities, including sprint planning, backlog refinement, demos, and retrospectives.
• Create and maintain technical documentation, user guides, configuration documentation, data dictionaries, and deployment notes.
• Support application lifecycle activities, including release management, production support, enhancements, and user adoption.
• Ensure applications follow security, accessibility, usability, and data governance policies.

• Minimum of 5 years of professional experience in application development, full‑stack development, and/or enterprise business application delivery.

• Semantic HTML5: Deep understanding of semantic markup to ensure proper document structure, searchability, and clear data hierarchy.
• Modern CSS3: Mastery of modern styling techniques, including Flexbox, CSS Grid, and responsive design principles for diverse monitor setups.
• CSS Frameworks & Preprocessors: Experience with Tailwind CSS, Bootstrap, or SASS/LESS to maintain clean, scalable, and consistent styling across complex UIs.

• Frontend Frameworks: 3+ years of professional experience with React.js, Vue.js, or Angular.
• State Management: Mastery of client‑side state tools (Redux, Zustand, Context API) to track complex user inputs.
• Advanced Data Tables: Experience implementing heavy‑duty UI grid libraries like AG Grid, Handsontable, or similar.
• Backend Development: Proficiency in server‑side languages—preferably Python (FastAPI/Django) or Node.js—to build custom application logic.

• BS/BA degree in Computer Information Systems, Computer Science, Information Technology, Software Engineering, or a related field, or equivalent…