Senior Frontend React Developer

A fast-growing cybersecurity technology company is seeking a Senior Frontend React Developer to design and maintain advanced frontend features for their large-scale platform that simulates cyberattacks and assesses security posture. You will own the frontend architecture and ensure high performance, maintainability, and consistent user experience across complex web interfaces.

• Design, develop, and maintain advanced frontend features using React and modern JavaScript (ES6+)
• Build complex UI components, interactive dashboards, and scalable, reusable component libraries (including Storybook)
• Own and evolve the frontend architecture, ensuring high performance, maintainability, and consistent user experience
• Optimize rendering behavior and application performance, minimizing unnecessary re-renders
• Collaborate closely with product managers, designers, and backend engineers to deliver high-quality features end to end
• Participate in technical discussions, frontend architecture decisions, and code reviews
• Integrate frontend applications with backend APIs (Node.js-based services)
• Work with Git-based workflows and CI/CD pipelines to ensure smooth delivery and deployment
• Ensure clean, testable, and well-documented code following frontend best practices

• 5+ years of professional experience in frontend or web development
• Senior-level expertise in React and the modern frontend ecosystem
• Excellent command of JavaScript, with a deep understanding of execution context, async behavior, and data handling
• Strong experience designing and maintaining reusable UI components and design systems (Storybook or similar)
• Solid understanding of frontend application architecture, state management strategies, and data flow patterns
• Experience optimizing React applications for performance and scalability
• Working knowledge of backend integration (REST APIs, Node.js services)
• Experience working with relational and/or NoSQL databases (PostgreSQL, MongoDB) at an integration level
• Familiarity with CI/CD pipelines and modern development workflows
• Strong focus on code quality, testing, and maintainability
• English Upper-Intermediate+ (written and spoken)

5-day working week, 8-hour working day

All UA public holidays are days off

Vacation and sick leave covered by the company

Remote work