UI Angular_React Engineer - TS/SCI with Polygraph Required

At Core Interface, we believe great software is built by small teams of thoughtful engineers working on meaningful problems. Our work supports mission-critical federal programs where the quality and reliability of the data layer directly determines mission outcomes.

We’re growing our data engineering team and are looking for ETL-focused engineers across multiple experience levels who take real ownership of the data lifecycle - from ingest through delivery - and communicate clearly about architecture tradeoffs.

What You’ll Do in This Role

• Build responsive, accessible applications using React or Angular
• Translate mission and user requirements into intuitive UI solutions
• Integrate frontend systems with APIs and real-time data
• Develop reusable component libraries and shared UI patterns
• Participate in code reviews and design discussions
• Improve performance, accessibility, and cross-browser compatibility
• Collaborate closely with backend engineers, analysts, and mission users

• Active TS/SCI with Polygraph
• U.S. Citizenship
• Bachelor’s degree in Computer Science, Engineering, or a related technical field (or equivalent practical background)
• Strong fluency in React or Angular, with proficiency in TypeScript
• Experience with, or knowledge of, the Spring Framework
• Experience with, or knowledge of, SQL and ORM libraries such as Hibernate/JPA)
• Solid grounding in JavaScript, HTML5, and CSS3, including responsive/mobile-first design
• Comfort working with REST-based services
• Experience writing unit and integration tests (Jest, React Testing Library, or equivalent) and familiarity with modern build tooling (Vite, Webpack, npm/yarn)
• Familiarity navigating Git-based team workflows
• Clear communication skills in collaborative engineering environments, * End-to-end testing experience with Cypress or Playwright
• Contributions to data visualization interfaces or dashboards (D3.js, Recharts, or similar) and familiarity with the ELK stack
• Familiarity with GraphQL and/or WebSocket-based real-time data
• Exposure to cloud deployment pipelines and CI/CD practices (AWS, Azure, or similar)
• Experience with containerized development environments (Docker)
• Working knowledge of Section 508 or WCAG 2.1 accessibility expectations
• Time supporting cleared mission or federal program environments

• 100% employer-paid medical, dental, and vision (employee + family)
• 401(k) with 6% company contribution
• 4 weeks PTO plus 11 federal holidays
• Paid parental leave
• Government shutdown protection
• Tuition assistance and technical training
• Internet, phone, and fitness reimbursements
• Referral bonuses and spot awards
• Quarterly team events