Senior Frontend Developer

Senior Frontend Engineer | Cybersecurity Startup | Tel Aviv

A rapidly growing, product-focused cybersecurity startup in Tel Aviv is looking for a Senior Frontend Engineer to take ownership of the web experience for its core platform.

This is a high-impact role at the intersection of user experience and security innovation, where you'll build intuitive interfaces that help security teams manage complex cloud environments, investigate vulnerabilities, and respond to threats in real time.

You'll join a top-tier R&D team, working closely with backend and product leads to shape both the UX and the technical architecture of a next-generation platform.

What you'll do:

• Lead the end-to-end development of key frontend features – from design and architecture to implementation and testing
• Drive UI development using React, TypeScript, Next.js, and GraphQL
• Define API contracts (GraphQL schemas) and collaborate closely with backend engineers
• Make architectural decisions to ensure performance, scalability, and maintainability
• Take part in design/code reviews and help define team best practices
• Deliver exceptional UX without compromising on code quality

What we're looking for:

• 5+ years building modern web applications using React and TypeScript
• Deep knowledge of React architecture, state management, hooks, performance tuning
• Proven experience owning frontend projects end-to-end
• Experience with GraphQL (or other API integrations)
• Strong focus on performance, testing, and maintainability
• Great communication and team collaboration skills

Bonus points:

• Experience in cybersecurity or cloud security
• Experience working on enterprise SaaS platforms

Why join us:

• Join a well-funded, fast-moving cybersecurity company solving real-world challenges
• Work with brilliant engineers in a product-centric environment
• Own the frontend experience of a core security product used by global companies
• Make a real impact in helping security teams stay ahead of evolving threats