Bow Wave is seeking a Senior Frontend Developer to join our team and support our client in Washington, DC.

As a Senior Front-end Developer, you will play a pivotal role in architecting, building, and optimizing modern user interfaces that support mission-critical applications. You will lead the development of scalable, high-performance front-end solutions using React, TypeScript, JavaScript, Node.js, and AWS-hosted environments, ensuring seamless integration with .NET back-end services. In this role, you will mentor mid-level developers, set engineering standards, and champion best practices in code quality, accessibility, and performance. You will collaborate closely with designers, back-end engineers, product owners, and mission stakeholders to deliver intuitive, secure, and reliable user experiences that meet evolving customer and program needs. Drawing on deep technical expertise and strong problem-solving skills, you will help guide architectural decisions, drive continuous improvement, and ensure front-end components operate effectively within enterprise-grade systems.

What you'll do:
• Lead the design and development of responsive, high-performance user interfaces using Node.js, React, JavaScript, TypeScript, HTML, and CSS
• Architect modular, maintainable, and scalable UI component libraries aligned with modern engineering standards
• Mentor and provide technical guidance to mid level and junior frontend developers, including reviewing code, coaching on best practices, and supporting skill development
• Integrate frontend applications with backend .NET services using REST APIs, JSON, and XML
• Drive client-side state management patterns, rendering optimization, and performance tuning for enterprise-grade applications
• Collaborate closely with UX/UI designers, backend engineers, and product owners to ensure seamless end-to-end functionality
• Establish and enforce coding standards, accessibility guidelines, and quality controls across the frontend codebase
• Use Git and GitLab for version control, branching strategies, and merge request workflows
• Troubleshoot complex UI issues across environments, platforms, and browsers, providing root-cause analysis and actionable remediation
• Operate within AWS cloud-hosted environments and support integration, deployments, and environment troubleshooting
• Promote a culture of high-quality engineering through code reviews, design reviews, and knowledge-sharing sessions
• Support planning, estimation, and architectural discussions for new features and modernization efforts
• Partner with teams to ensure frontend solutions meet accessibility, security, and performance requirements
• Review code and container scans and remediate both code and package vulnerabilities on a regular basis.
What you'll need:
• 8+ years of experience developing modern frontend applications using React, JavaScript, TypeScript, and Node.js
• Advanced experience building UI components with HTML, CSS, Sass, and responsive design frameworks
• Strong experience integrating with REST APIs and working with JSON and XML data formats
• Proficiency with Git and GitLab for source control, collaboration, and code review workflows
• Ability to design, refactor, and maintain scalable frontend architectures in cloud environments (AWS preferred)
• Deep understanding of frontend performance optimization, browser behavior, debugging techniques, and application profiling
• Demonstrated ability to mentor developers and lead best-practice discussions across the engineering team
• Experience building cloud-native solutions in AWS
• Experience with YAML and CI/CD pipeline development (GitLab CI preferred)
• Experience with package scan vulnerability remediation
• Experience with integration with .NET APIs or full stack environments
• Excellent communication skills with the ability to articulate technical decisions and collaborate with cross-functional teams

Bonus points if you have:
• Experience with automated UI testing frameworks (Jest, React Testing Library, Cypress)
• Familiarity with accessibility standards (Section 508, WCAG)
• Familiarity with JFrog Artifactory
• Familiarity with Jira for DevOps

Clearance:
Must have an active Top-Secret clearance and be eligible for SCI.