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Staff Front End Software Engineer

Horizon3

Join our Core Front-End team as a Staff Front End Software Engineer. In this role, you will shape the future of the user experience across the Horizon3 NodeZero platform. You will lead complex technical initiatives, define architectural direction, establish engineering standards, and mentor engineers. You will collaborate closely with Product, Design, Front-End, Back-End, Platform, and Security Engineering teams to implement modern user experiences at scale.

Conduire les décisions d'architecture frontale à travers la plateforme, concevoir des systèmes UI évolutifs et réutilisables.

Collaborer étroitement avec les chefs de produit, les concepteurs et les ingénieurs tout au long du cycle de développement.

Responsibilities

  • Diriger des initiatives techniques complexes impliquant plusieurs équipes d'ingénierie, identifier et réduire la dette technique.
  • Experience improving front-end performance, reliability, and maintainability
  • Experience mentoring engineers and influencing technical direction
  • Strong knowledge of application state management, asynchronous data flows, and API integration patterns

Requirements

  • This role is ideal for engineers who enjoy solving ambiguous problems, influencing technical direction beyond their immediate team, and building systems that enable other engineers to move faster

Excellent written and verbal communication skills

  • Ability to thrive in fast-moving, highly collaborative environments with evolving priorities
  • Strong debugging and problem-solving skills across both front-end and full-stack systems
  • Experience designing reusable component systems and scalable UI patterns
  • Strong understanding of modern front-end architecture and application design
  • Deep expertise in JavaScript/TypeScript and React
  • 8+ years of experience building modern web applications used in production at scale
  • Experience leading large technical initiatives across multiple teams
  • Experience with GraphQL and modern API-driven architectures
  • Experience building platforms, frameworks, or shared engineering infrastructure
  • Experience working in a monorepo environment
  • Experience with modern build systems and tooling

Familiarity with cloud-native environments and AWS

  • Experience with observability and monitoring tools such as Datadog
  • Experience working closely with Product Design and Design Systems

Preferred

  • Startup experience, particularly in high-growth environments
  • Experience leveraging AI-assisted development workflows and engineering tooling
  • Cybersecurity or offensive security domain experience

Pay

USD 199,750 - 260,000