We’re looking for an experienced Senior Frontend Engineer to join our growing team and help shape the frontend platform behind our cybersecurity product. This is a hands-on role: you’ll own significant features end-to-end and drive the frontend infrastructure, architecture, and performance that let us scale.
You’ll write production code daily, set the quality bar, and work closely with designers, product managers, and backend engineers to turn complex cybersecurity data into fast, elegant, and reliable interfaces.
Collaborate with product, design, and backend teams to translate complex data into clear and actionable visual experiences.
Take part in architectural discussions and UI/UX decisions that shape the product
Develop & optimize our frontend infrastructure for handling large-scale data
Develop & optimize our frontend for supporting Product development at scale
Ensure high performance, observability, and stability on the frontend
Ensure a high-quality bar through code review, dev standards & strong testing disciplines
Stay up-to-date with modern frontend technologies and best practices.
Mentor other developers and contribute to a strong engineering culture.
Autonomous, responsible, and self-motivated.
Excellent communication skills and a collaborative mindset.
Strong knowledge of JavaScript, TypeScript, HTML5, and CSS3.
5+ years of professional software engineering experience, with a Frontend focus on building non-trivial production applications with React.
Proven experience on leading complex web apps at scale
Strong understanding of frontend architecture, state management, and API integration.
Familiarity with UI/UX principles and modern design systems.
Strong familiarity with browser API and tools (DevTools, DOM, network, debugging & profiling).
B.Sc. in Computer Science, Engineering, or a related field, or equivalent hands-on experience.
Designing or owning frontend infrastructure, such as designing a FE architecture
Redux Toolkit (RTK).
Playwright for end-to-end testing — page object models, fixtures, and E2E in CI.
AI-assisted / agentic development fluency (e.g., Claude or Cursor), with a critical eye on AI-generated code and guardrails
Skills Required
- Autonomous, responsible, and self-motivated
- Excellent communication skills and a collaborative mindset
- Strong knowledge of JavaScript
- Strong knowledge of TypeScript
- Strong knowledge of HTML5
- Strong knowledge of CSS3
- 5+ years professional software engineering experience with a Frontend focus building non-trivial production applications with React
- Proven experience leading complex web apps at scale
- Strong understanding of frontend architecture, state management, and API integration
- Familiarity with UI/UX principles and modern design systems
- Strong familiarity with browser APIs and tools (DevTools, DOM, network, debugging & profiling)
- B.Sc. in Computer Science, Engineering, or a related field, or equivalent hands-on experience
- Designing or owning frontend infrastructure or FE architecture
- Redux Toolkit (RTK)
- Playwright for end-to-end testing
- AI-assisted / agentic development fluency (e.g., Claude or Cursor)
What We Do
The Zafran Threat Exposure Management Platform is the first and only consolidated platform that integrates with your security tools to reveal, remediate, and mitigate the risk of exposures across your entire infrastructure. Zafran uses an agentless approach to reveal what is truly exploitable, while reducing manual prioritization and remediation through automated response workflows. https://www.zafran.io/
