Senior Software Development Engineer

About the Role

We are seeking a Senior Software Development Engineer to join our Forti Web team, responsible for developing and maintaining the web-based management interface of our industry-leading Web Application Firewall (WAF) solution. This role requires expertise in modern Angular/React development combined with experience migrating legacy enterprise applications.

• Lead the migration strategy from legacy frameworks to modern Angular 21+ and React 18+
• Design and implement micro-frontend architecture for multiple sub-applications
• Build scalable, observable state management solutions using RxJS and MobX/Redux
• Establish frontend best practices and architectural patterns for the engineering team
• Collaborate with backend teams to define API contracts and integration patterns
• Work with UX/UI teams to implement enterprise design systems
• Partner with Dev Ops to optimize CI/CD pipelines and build performance
• Mentor junior engineers through code reviews and technical guidance

• Bachelor's degree in Computer Science, Engineering, or equivalent professional experience
• 8+ years of professional frontend development experience
• 5+ years of hands‑on experience with Angular (v14+) / React and Type Script
• Proven track record of leading large‑scale application modernization projects

• Frameworks: Angular 14+, AngularJS 1.x, React 18
• Language: Type Script 5+, JavaScript ES2022+
• State Management: RxJS 7+, Observables, MobX/Redux
• Styling: SCSS, CSS Variables, Design Systems
• Build Tools: Webpack, Vite, Angular CLI
• Testing: Jasmine, Karma, Jest
• Tools: Git, pnpm/Yarn, ESLint, Prettier

• Hybrid Architecture Expertise:
  • Experience with legacy and modern framework coexistence
  • Proven ability to migrate legacy applications without service disruption
• Micro‑frontend Architecture:
  • Hands‑on experience with micro‑frontend frameworks
  • Understanding of application isolation, state sharing, and routing coordination
• Enterprise Application Patterns:
  • Permission‑based routing and role‑based access control (RBAC)
  • HTTP interceptor chains for cross‑cutting concerns
  • Multi‑tenant architectures
• Security & Performance:
  • CSRF/XSS prevention implementation
  • Bundle splitting and lazy loading strategies
  • Memory optimization for large-scale applications

• Web Application Firewall (WAF) or cybersecurity product experience
• Network security infrastructure management interfaces
• ToB/Enterprise admin interface design patterns

• Enterprise design systems (Material UI, etc.)
• Data visualization libraries (D3.js)
• CI/CD pipeline configuration
• Container orchestration (Kubernetes, Docker)

• Open source contributions
• Technical blog posts or conference speaking experience

Must be authorized to work in the U.S. without sponsorship.

The US base salary range for this full‑time position is $150,000-$183,000. 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.

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 is 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

Fortinet 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.