Full Stack Front-End Engineer

STR is seeking an experienced Full Stack Engineer to work with our system engineering teams in designing and building intuitive and usable web-based applications. The successful candidate will design and implement highly interactive applications for our clients and projects that seamlessly integrate diverse data modalities (e.g., spatial, temporal, textual, spectral), as opposed to building traditional company websites. STR is seeking candidates ranging from experienced developers to technical leads; entry-level developers will not be considered for this role.

STR’s Analytics and Command & Control (AC2) Division designs, develops and deploys novel technologies to solve challenging national security problems. Our team consists of passionate and motivated engineers and scientists with degrees in engineering, computer science, mathematics, physics, and data science. The Decisions Systems Group in the AC2 Division develops algorithms and tools that enable human planners to collaborate with AI to make the best decisions possible. The VizIX team within Decision Systems serves as a center of excellence for User Experience (UX) design, development, testing, and deployment for a wide range of defense and intelligence programs throughout STR.

The Role:

You will join a tight-knit team highly skilled in interactive UX and data visualization design, implementation, testing, and deployment. You will oversee a novel UI/UX application effort through stages of design, implementation, and demonstration. This role will be hybrid with around 25% of time required in either our Woburn, MA or Arlington, VA office. Specific responsibilities include:

• Develop efficient and high-performance components for data visualization and user interaction, ensuring a seamless experience even with large datasets.


• Optimize applications for speed and responsiveness across a variety of devices and browsers.


• Deliver intuitive user-centric and data-centric user interfaces for mission-focused first-of-its-kind engineering solutions


• Communicate with the project team, users, and clients to develop and document requirements


• Implement containerized solutions using Docker and Kubernetes to enhance application portability, scalability, and deployment efficiency.


• Assist in the authorship of software documentation such as user training guides


• Collaborate across numerous programs and divisions within the company


• Be adaptable and passionate about continuous learning.

Who You Are:

• Bachelor’s degree in related field or equivalent experience


• 5+ years’ experience with JavaScript, CSS, CSS extension languages (LESS, Sass), CSS preprocessor tools, HTML5 and its best practices.


• Demonstrated expertise with at least two of: React, Redux, Flask, Django, Node, Vue.


• Demonstrated expertise with at least one other back-end programming language (Python, Java, .Net, JavaScript) and willingness to learn more.


• Demonstrated expertise with Geolocation & Mapping such as Google Maps API, OpenStreetMap, or other mapping solutions.


• Proficiency with Git version control and


• Able to work independently and as part of a team.


• U.S. Citizen with ability to obtain a security clearance.

Even Better:

• Experience with User Interactions and User Experience, or UI/UX research.


• Comfortable engaging with engineers and end-users to gather requirements


• Familiarity with emerging AI ecosystems for UI/UX design, development, and test

Pay Information
Full-Time Salary Range: $134,000 - $184,000

The salary range listed is based on external market data. Offers are based on factors, such as but not limited to, the candidate’s experience, education, training, key skills/critical skills, security clearances, and prevailing market and business conditions.

STR is a growing technology company with locations near Boston, MA, Arlington, VA, near Dayton, OH, Melbourne, FL, and Carlsbad, CA. We specialize in advanced research and development for defense, intelligence, and national security in: cyber; next generation sensors, radar, sonar, communications, and electronic warfare; and artificial intelligence algorithms and analytics to make sense of the complexity that is exploding around us.

STR is committed to creating a collaborative learning environment that supports deep technical understanding and recognizes the contributions and achievements of all team members. Our work is challenging, and we go home at night knowing that we pushed the envelope of technology and made the world safer.

STR is not just any company. Our people, culture, and attitude along with their unique set of skills, experiences, and perspectives put us on a trajectory to change the world. We can't do it alone, though - we need fellow trailblazers. If you are one, join our team and help to keep our society safe! Visit us at for more info.

STR is an equal opportunity employer. We are fully dedicated to hiring the most qualified candidate regardless of race, color, religion, sex (including gender identity, sexual orientation and pregnancy), marital status, national origin, age, veteran status, disability, genetic information or any other characteristic protected by federal, state or local laws.

If you need a reasonable accommodation for any portion of the employment process, email us at [email protected] and provide your contact info.

Pursuant to applicable federal law and regulations, positions at STR require employees to obtain national security clearances and satisfy the requirements for compliance with export control and other applicable laws.