Front-End Engineer

Peraton • Annapolis Junction, MD

2d

About The Position

Peraton Labs is seeking a Front-end Engineer to design and implement the user-facing components of a generative AI platform, including the workbook/worksheet interface, artifact rendering pipeline, interactive visualizations, and program management dashboards. The Frontend Engineer ensures a seamless, responsive user experience for analysts and program managers working with complex data.

Requirements

• 5+ years of experience with a Bachelor's degree, 3+ years with a Master's degree, or a PhD in Computer Science, UX Engineering, or related field
• Hands-on professional front-end engineering experience
• Working knowledge of Python
• Expert proficiency in React and TypeScript
• Experience with data visualization libraries (Plotly.js, D3.js, or similar)
• Strong CSS/styling skills; experience with UX principles and responsive design
• Understanding of accessibility standards (WCAG 2.1)
• Experience with state management patterns and frontend architecture
• Familiarity with WebSocket or server-sent events for real-time updates
• US Citizenship with the ability to obtain/maintain a Secret clearance

Nice To Haves

• Experience building analytical or BI dashboard interfaces
• Familiarity with Markdown rendering and code editor components
• Knowledge of SVG manipulation and animation

Responsibilities

• Build and maintain the workbook/worksheet UI, including conversation management, file workspace browser, and artifact preview panels
• Implement rendering pipelines for diverse content types: Markdown, HTML, SVG, Plotly JSON, interactive Gantt charts (.msp.json), and data tables
• Develop domain-specific UI components
• Build the skills autocomplete system, slash-command UX, and mode selector interface
• Implement the Data Explorer UI panel for interactive database browsing and filtering
• Create responsive, accessible interfaces that work across desktop and tablet form factors
• Optimize frontend performance for large datasets and complex visualizations
• Collaborate with Visualization/Dashboard Engineers on interactive chart component

Benefits

• Overtime
• Shift differential
• Discretionary bonus

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level