Full Stack Engineer

Hybrid – 3 Days Onsite Research Triangle Park, NC About Headwater Science Headwater Science (formerly NoviSci) is a data science and methods company specializing in principled, reproducible evidence generation for complex clinical and regulatory challenges. With deep expertise in comparative effectiveness, causal inference, healthcare utilization and expenditure research, and regulatory-grade analytical software, Headwater Science provides the methodological foundation that delivers reproducible analytic pipelines, novel epidemiologic and statistical methods, and regulatory-grade software validated to hold up under the most demanding scrutiny. The company works with life sciences organizations as a long-term scientific partner. Headwater Science is a Highlander Health company. Learn more at headwaterscience.com. The Role We are seeking a talented Full Stack Engineer to join our Technology team. In this role, you will develop, maintain, and enhance a suite of internal and external user-facing web applications that power Headwater Science’s clinical and data operations. You’ll work closely with engineering, product, and stakeholders to deliver intuitive, scalable, and performant user experiences that enable data-driven healthcare innovation. What You’ll Do Design, develop, and maintain modern web applications primarily built with React, TypeScript, and TailwindCSS (experience with D3.js is a plus), and Python FastAPI.Collaborate with other engineers, product managers, and UX/UI designers to translate business requirements into functional, high-quality web solutions.Implement new features, optimize existing components, and resolve UI/UX bugs in a timely manner.Ensure responsive design, accessibility, and consistent cross-browser performance.Write clean, maintainable, and well-documented code in JavaScript/TypeScript, with strong use of HTML and CSS (or CSS frameworks).Support and contribute to the continuous improvement of development processes, including testing, CI/CD, and code review practices.Develop and maintain automated unit, integration, and end-to-end tests (Jest, React Testing Library, Cypress, Playwright).Participate in code reviews, CI/CD pipelines (GitLab), and modern DevOps workflows (Docker, AWS, S3, CloudFront).Experience using AI coding assistants like Claude Code or Codex.Collaborate with stakeholders to improve applications including Headwater’s Platform Reporting application, a visualization tool used by epidemiologists and biostatisticians to report out scientific analyses to clients What You’ll Bring 3+ years of experience as a Frontend Engineer, UI Engineer, or Full Stack Engineer with a frontend focus.Strong proficiency in JavaScript and TypeScript.Expertise in at least one major frontend framework (Angular or React).Solid command of HTML and CSS, including responsive design and layout techniques.Familiarity with testing frameworks and CI/CD processes.Experience integrating APIs and visualizing complex data.Familiarity with component-based architectures and state management.Strong problem-solving skills and the ability to work independently on complex features.Excellent communication skills and the ability to collaborate cross-functionally. Nice to Have Experience with CSS frameworks such as Sass, Tailwind, or Nebular.Exposure to data visualization tools like Sigma, Tableau, Power BI, Qlik, Looker, or Sisense.Ability to explore backend services or APIs when needed to troubleshoot or integrate new features.Background in healthcare, life sciences, or data-focused applications.Bachelor’s degree in computer science, engineering, or a related field (or equivalent practical experience). What We Offer Hybrid work environment – 3 days onsite per week.Comprehensive health, dental, and vision coverage for you and your family.401(k) with company match.Generous PTO and company holidays.Paid parental leave. If you are ready to be part of a team where your work truly matters—where your expertise is valued, your growth is supported, and your contributions help shape the future of healthcare—Headwater Science is the place for you. We’re building something meaningful together, and we’d love for you to be a part of it.