Senior Software Engineer - Frontend Web

About the Role

We are seeking a highly skilled Senior Software Engineer with a focus on frontend web development to join our growing engineering team. In this role, you will take ownership of major features, mentor junior developers, and help shape the future of our web applications. You’ll work closely with product managers, designers, and backend engineers to deliver high-quality, scalable, and performant user experiences.

This position requires the ability to obtain and maintain a U.S. Secret or Top Secret security clearance with SCI (Sensitive Compartmented Information) eligibility. U.S. citizenship is required.

What is a Senior Software Engineer (Frontend)

  A Senior Frontend Engineer is an experienced developer who specializes in creating user interfaces for web applications, using modern technologies like JavaScript and frameworks such as React. They focus on optimizing performance, ensuring accessibility, and collaborating with design and backend teams to deliver engaging user experiences

Key Responsibilities

·         Design, develop, and maintain scalable and performant frontend applications using modern JavaScript frameworks (e.g., React, Vue, Angular).

·         Collaborate cross-functionally with product, design, and backend teams to define and implement innovative solutions.

·         Write clean, maintainable, and testable code that follows industry best practices.

·         Lead and mentor other frontend engineers through code reviews, pair programming, and technical guidance.

·         Drive technical decisions and contribute to architectural discussions.

·         Ensure the technical feasibility of UI/UX designs and optimize applications for maximum speed and scalability.

·         Stay current with the latest trends and technologies in frontend development.

Required Qualifications

·         U.S. citizenship and eligibility to obtain a Secret or Top Secret clearance with SCI access.

·         B.S. degree or higher in Computer Science or related field such as E.E, Computer Information Technology, Math, Physics. Experience may substitute based on the requirements of the position.

·         A minimum of 5 years of professional experience in frontend development.

·         Strong proficiency in JavaScript, TypeScript, HTML5, and CSS3.

·         In-depth experience with at least one major frontend framework (e.g., React, Vue, Angular).

·         Familiarity with state management libraries (e.g., Redux, MobX).

·         Understanding of REST APIs and asynchronous data flows.

·         Experience with frontend build tools (e.g., Webpack, Babel, Vite).

·         Proficiency in writing automated tests (unit, integration, end-to-end).

·         Strong understanding of secure coding practices, accessibility, and performance optimization.

·         Dealing with client requirements.

Preferred Qualifications

·         Active Top Secret or TS/SCI clearance strongly preferred.

·         Experience working in classified or restricted environments (e.g., DoD, IC).

·         Familiarity with server-side rendering frameworks (e.g., Next.js).

·         Experience with design systems, component libraries, and Storybook.

·         Background in CI/CD pipelines, Docker, and cloud platforms (AWS GovCloud, Azure Government).

·         Familiarity with STIGs, RMF, or other federal compliance standards.

What We Offer

·         Competitive salary and equity package

·         Flexibility with remote work (subject to clearance and customer requirements)

·         Support for clearance processing and maintenance

·         Comprehensive health, dental, and vision insurance

·         401(k) with company match and generous paid time off and sick leave.

·         Mission-driven team culture supporting national security and innovation

Work Environment

• Collaborative Agile development team supporting secure web application delivery.
• May involve testing in multiple environments (Dev, Test, Integration).
• Some testing may occur on classified or controlled networks.

Data Driven Engineering, LLC (D2E) provides data management engineering and advanced technical services to federal and mission-focused organizations, leveraging data, domain expertise, and deep technical experience to deliver resilient capabilities and operational solutions.

D2E is a data management company that offers a data-driven lifecycle of services to model, manage, process, and store small to large amounts of data into structures that provide informational insight into common data processing challenges. We design and implement systems that operate in the cloud and on the edge allowing for information to freely flow from the command to the field. We are experienced engineers who design solutions that are extensible and scalable for present and future data challenges.