Software Development Engineer (GUI)

Our enterprise AI security gateway protects LLM traffic by detecting prompt injections, preventing data leakage, and enforcing compliance policies before requests reach model providers.You will build the management console empowering security and platform teams to configure guardrails, control model access and budgets, and investigate AI traffic.What You'll DoApply rigorous design judgment to deliver clean layouts, enforce design system consistency, and leverage AI-assisted iteration workflows safely without introducing UI regressions.Connect pages to our Go backend through typed, contract-generated API clients.Deliver data-dense interfaces, including filterable tables, multi-step validation forms, and analytics dashboards.Write component tests for every feature you ship, covering error and edge-case states.Work with UX on design consistency and with backend engineers on API shapes.What We're Looking ForBachelor's or Master's in Computer Science, Software Engineering, or a related field.Frontend experience from an internship, co-op, coursework, or personal projects.Solid JavaScript (ES2022+) and working knowledge of TypeScript.React fundamentals: components, hooks, state, controlled forms.Comfortable with HTML/CSS layout, and JSON, and Git.Attention to detail in validation, loading, empty, and error states.Nice to HaveExperience with a design system (Material UI, Ant Design) or token-based theming.Hands-on testing experience, such as unit tests (Jest, Vitest, Testing Library) or end-to-end tests (Playwright, Cypress).Data visualization (D3, Recharts, ECharts).Understanding of authentication, role-based access, or multi-tenant applications.Interest in LLMs and AI security — prompt injection, data leakage, cost control.Effective, well-reviewed use of AI coding assistants.Exposure to Docker, Kubernetes, or CI pipelines.Cybersecurity knowledge.Why Join You'll ship customer-facing features on a product at the forefront of enterprise AI security, and learn contract-first full-stack development, enterprise design systems, and real testing discipline along the way.Must be authorized to work in the U.S. without sponsorship.The US base salary range for this full-time position is $123,000-$151,000. Fortinet offers employees a variety of benefits, including medical, dental, vision, life and disability insurance, 401(k), 11 paid holidays, vacation time, and sick time, as well as a comprehensive leave program.Wage ranges are based on various factors, including the labour market, job type, and job level. Exact salary offers will be determined by factors such as the candidate's subject knowledge, skill level, qualifications, experience, and geographic location.All roles are eligible to participate in the Fortinet equity program. Bonus eligibility is reviewed at the time of hire and annually at the Company’s discretion.Why Join Us:We encourage candidates from all backgrounds and identities to apply. We offer a supportive work environment and a competitive Total Rewards package to support you with your overall health and financial well-being.Embark on a challenging, enjoyable, and rewarding career journey with Fortinet. Join us in bringing solutions that make a meaningful and lasting impact to our 890,000+ customers around the globe.Fortinet (NASDAQ: FTNT) secures the largest enterprise, service provider, and government organizations around the world. Fortinet empowers its customers with intelligent, seamless protection across the expanding attack surface and the power to take on ever-increasing performance requirements of the borderless network - today and into the future. Only the Fortinet Security Fabric architecture can deliver security without compromise to address the most critical security challenges, whether in networked, application, cloud or mobile environments. Fortinet ranks number one in the most security appliances shipped worldwide and more than 500,000 customers trust Fortinet to protect their businesses.We are committed to providing reasonable accommodations for all qualified individuals with disabilities. If you require assistance or accommodation due to a disability, please contact us at View email address on click.appcast.io is an equal opportunity employer. We value diversity in our company, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, age, military/veteran status or any other applicable legally protected characteristics in the location in which the candidate is applying.Full timePosting Date: 2026-09-17