Senior Frontend Developer

Location

McLean, VA 22102 (Needs to be onsite for 5 days a week)

Long Term

In-Person

Looking for a Senior Front-End Web Developer who builds modern, scalable user interfaces—primarily in React (preferred) and Angular—delivering exceptional user experiences.

Need someone with solid experience in Type Script and good understanding of API integration (REST) and consuming backend services.

Need someone with solid experience with front-end testing frameworks, including Playwright (end-to-end testing), Cypress (end-to-end and integration testing), Jest (unit and integration testing), and Testing Library (React Testing Library, Angular Testing Library, etc. for component testing).

Need someone with experience using Figma for UI/UX design interpretation and implementation.

Highly preferred for someone who is familiar with GenAI APIs, prompt engineering, or building GenAI-powered UI features.

Client is seeking a Senior Software Engineer with a frontend focus to join our Engineering team. In this role, you will build modern, scalable user interfaces—primarily in React (preferred) and Angular—delivering exceptional user experiences in production. You will be responsible for designing and developing UI applications that support and showcase GenAI-driven capabilities, ensuring that the user experience is aligned with the unique requirements and opportunities presented by GenAI solutions.

• Develop Front-end Features: Design, develop, and implement user interfaces and client-side logic using Type Script with React or Angular.
• API Integration: Integrate front-end applications with backend services (built with Python/FastAPI) and data sources (Snowflake), ensuring seamless data flow and functionality.
• Translate Requirements to UI: Convert product requirements, wireframes, and user stories into functional, responsive, and accessible web components. Implement UIs based on these inputs.
• Testing & Quality Assurance: Write comprehensive unit and integration tests for front-end code, ensuring code quality, performance, and reliability.
• Collaborate & Innovate: Work closely with product managers and backend engineers, contributing to technical discussions and problem-solving to deliver polished user experiences.

Tech Stack Proficiency

• Strong command of Type Script.
• Solid understanding of API integration (REST) and consuming backend services.
• Experience with front-end testing frameworks, including Playwright (end-to-end testing), Cypress (end-to-end and integration testing), Jest (unit and integration testing), and Testing Library (React Testing Library, Angular Testing Library, etc. for component testing).
• Experience using Figma for UI/UX design interpretation and implementation.

• Builder: You go from problem to prototype to production, closing gaps and creating real experiences.
• Craft-obsessed: You hold high standards for clean, performant, accessible UI—even when shipping quickly.
• Intuition-driven: You make smart architecture decisions, evaluate tradeoffs, and move forward even with ambiguous requirements.
• GenAI-minded: You approach UI design and development from the perspective of GenAI applications, understanding how to create interfaces that best enable and represent GenAI functionality.
• Frontend-first with full-stack awareness: React is your primary tool, with strong Angular capabilities. You understand how frontend connects to backend services.
• Outcome-focused: You build around the user’s real experience, with every component and interaction considered.

• Produce high-quality, impactful work that drives team success.
• Take full ownership—proactively identifying and addressing challenges.
• Collaborate openly through radical transparency, ensuring alignment and trust.

• Deep expertise in React (preferred) and Angular, including modern patterns, state management, and component architecture.
• Extensive experience building and maintaining complex, production-grade web applications at scale.
• Proven ability to make sound tradeoffs between performance, maintainability, and delivery speed.
• Experience implementing frontend technical direction, standards, and best…