דרושים » תוכנה » Senior frontend Engineer - React

Were looking for a Senior Full Stack Frontend-oriented Engineer to join our core R&D team in TLV - to lead frontend architecture, build highly responsive real-time experiences, and make a real impact on a high-performance, high-availability production environment.

Stuff youll be doing:

Own and evolve core frontend applications in a mission-critical, large-scale SaaS platform that powers global enterprise operations.
Design and build complex, real-time user interfaces that visualize and control large volumes of operational data.
Develop high-quality, production-grade code using modern React, TypeScript, and state management patterns.
Lead frontend architecture decisions in a monorepo environment, focusing on scalability, performance, and maintainability.
Collaborate closely with backend engineers, product managers, designers, and data teams to deliver end-to-end solutions
Define and drive front-end best practices - testing strategies, performance optimization, code quality, and developer experience.
Explore and adopt new technologies, tools, and patterns that improve frontend performance, reliability, and development velocity.

we are looking for a Senior Frontend Engineer.
As a Senior Frontend Engineer, you are the architect of the first impression and a leader in technical execution. Your mission is to define and build highly responsive, intuitive web experiences that set the industry standard for usability and speed.
You will leverage and guide the team in modern React architecture best practices, ensuring that every interaction feels instant, every pixel serves a purpose, and our customers enjoy a frictionless, performant product experience at massive scale.
You arent just implementing designs; you are engineering the high-performance engine that powers our customer experience, obsessed with delivering a high-quality, snappy UI at scale and mentoring others to do the same.
Key Responsibilities
Modern Stack Architecture & Leadership: Architect, build, and lead the implementation of production-grade applications using Tanstack/Next.js and advanced React patterns to deliver optimized, scalable, and maintainable user interfaces. Act as a subject matter expert for the frontend stack.
Performance Obsession & Ownership: Own the Speed Index across multiple applications. You will proactively define, measure, and optimize Core Web Vitals (LCP, CLS, INP) and fine-tune bundle sizes to ensure our apps perform flawlessly on any network, setting performance standards for the team.
Component Craftsmanship & Design System Leadership: Design and build composable, accessible, and themeable UI libraries using Radix UI, shadcn/ui, and Tailwind CSS. You will be a key contributor and owner of our internal design system, ensuring consistency, accessibility, and scalability across the organization.
State & Data Mastery: Design and implement robust strategies for managing complex server and client state seamlessly, ensuring data is fresh, cached efficiently, synchronized perfectly, and the data flow is highly performant.

We are looking for a Senior Frontend Developer to join our group, where we build scalable, high-performance systems that manage complex network infrastructures at massive scale.
In this role, you will take end-to-end ownership of a core domain within our application - an area defined by complex user workflows, intricate application logic, and high-scale data interactions. You will be responsible for shaping its technical direction, ensuring architectural soundness, and building the foundation that enables the domain to evolve alongside a broad and ambitious roadmap.
This is a high-impact position that requires strong technical judgment, long-term thinking, and a commitment to engineering excellence in a fast-paced, collaborative environment.
Responsibilities
Design and implement complex UI workflows with advanced client-side logic.
Architect scalable frontend solutions to support high-volume data and real-time interactions.
Build and maintain domain-specific infrastructure, abstractions, and reusable components.
Lead major technical decisions and guide implementation strategies.
Integrate real-time data streams into responsive, reliable interfaces.
Develop advanced visualization components (e.g., graph-based UIs).
Write comprehensive unit and E2E tests to ensure stability and maintainability.
Optimize performance, accessibility, and overall user experience.
Collaborate closely with backend engineers, product managers, and UX designers.

We are looking for a Senior Frontend Engineer to join our Analytics team. This is a hybrid role based in Israel, reporting to the Manager, Software Engineering.
Youll thrive on turning deep analytical challenges into elegant, simple user experiences by mastering our powerful semantic layer and customer use-cases. Our team creates the lens through which customers explore their data, empowering security experts with intuitive tools that transform complex information into clear, actionable insights.
What youll do (Role Expectations):
Architect and develop user interfaces for our Analytics platform using React and TypeScript
Build efficient, reusable, and scalable frontend features that leverage our semantic layer and data infrastructure
Lead technical design and development cycles from concept through to production
Partner closely with UX designers, product managers, and other engineers to bridge the gap between technical power and user experience
Drive the evolution of our frontend stack by researching and applying new technologies and best practices

We're looking for an exceptional Senior Frontend Developer who takes full ownership of their work-from technical design through implementation and into real-world usage. This is a hands-on role for individuals who bring strong frontend engineering fundamentals, deep web security knowledge, and a high standard for quality and reliability.
You'll join a team that values autonomy, deep thinking, and the ability to architect and deliver complex frontend solutions end-to-end. We expect engineers to care about how their applications behave in production-not just whether they build-and to help create secure, performant web applications that stand up to real-world demands.
What youll do:
Design, implement, and ship complex frontend features for our admin portal and customer-facing applications
Architect scalable frontend systems using modern patterns like micro-frontends and module federation
Own your code through its lifecycle-from spec and architecture to deployment, monitoring, and evolution
Implement and champion web security best practices (CSP, CORS, HSTS, XSS prevention)
Investigate and resolve issues that arise in staging or production, and help build tools that make doing so easier
Work closely with product, design, and backend teams to define technical solutions that deliver real user impact
Improve system architecture, performance, and development practices over time
Collaborate with peers through code reviews, design discussions, and shared ownership of technical quality.

As a Senior Frontend Engineer on the Cortex Cloud Data Security Posture Management (DSPM) team, you will be instrumental in safeguarding our customers against cyber threats. You will take ownership of designing and developing the next generation of frontend applications, from concept to production. This role requires leveraging modern tools, including AI-driven workflows, to build scalable, high-performance user interfaces and deliver exceptional user experiences with speed and precision.
Key Responsibilities
Take end-to-end ownership of major UI features, designing and developing scalable, reusable, and performant frontend components using React/Angular and TypeScript.
Actively adopt and utilize AI coding assistants to accelerate development, generate boilerplate code, write tests, and optimize code logic.
Write clean, maintainable, and testable code, actively participating in code reviews to enhance our internal component libraries and overall architecture.
Proactively collaborate with Product Managers, UX Designers, and Backend engineers to translate complex requirements into robust, working software.
Mentor fellow engineers, share knowledge on frontend best practices, and help foster a culture of technical excellence and continuous learning.
Contribute to architectural decisions and help shape the future of the frontend stack for our security applications.
Ensure the technical feasibility of UI/UX designs while focusing on performance, scalability, and accessibility.

We are looking for a Senior Full Stack Engineer (approx. 80% frontend, 20% backend) to join our R&D team. In this role, you will collaborate closely with engineering, product, and design teams to build our unique security offerings.

As a Senior Developer, you will manage the full lifecycle of custom development projects from conception to deployment. You will be responsible for translating complex designs into scalable, fault-tolerant systems, requiring a high degree of organizational skill and a keen eye for detail.



What You'll Be Doing

You will design, develop, test, deploy, and improve software while taking ownership of the entire development lifecycle.
You will partner closely with Product and Design teams from ideation through deployment to deliver production-ready solutions with a seamless user experience.
You will contribute to our internal component library and design system to ensure UI consistency and development efficiency across the Security Apps portfolio.
You will build our core security products focused on data classification, identity posture, and activity analysis.
Leverage a cutting-edge stack to build scalable and production-grade features, ensuring all development aligns with the latest architectural patterns and coding standards.
You will work in a high-velocity agile environment, designing client-side and server-side architectures while solving real-world problems for our clients.

We are seeking a skilled and experienced Frontend Developer to join our dynamic team. If you have a passion for creating modern, high-performance user interfaces and enjoy working with cutting-edge technologies, this is the opportunity for you!

Responsibilities:
Work with React and/or Vue3 to create dynamic and advanced UI components.
Collaborate with Backend teams to develop tailored solutions using Node.js.
Work with TypeScript and understand its benefits and challenges.
Build interactive, user-friendly interfaces while maintaining high performance.
Participate in system design and contribute to improvements and upgrades of existing systems.
Work in an Agile environment and use version control tools (e.g., Git).

As a Frontend Engineer on our team, you will be a key contributor to the evolution of our product platform. We are looking for a developer who thrives on the challenge of building from the ground up - someone who is equally comfortable helping to define a new technical foundation as they are diving into the day-to-day work of feature development and ticket execution.
You will work as a core member of an agile team, partnering closely with Product and Design to translate requirements into high-performance, user-centric interfaces. This role is ideal for a proactive contributor who is energized by the end-to-end development process-from shaping architectural foundations to delivering on daily product goals-ensuring we provide a seamless experience for our customers while maintaining the stability of our current production environment.
What Youll do:
Build and maintain modern frontend infrastructure, ensuring it is scalable, performant, and easy to extend.
Take full ownership of features from design to deployment, including handling day-to-day development tasks and support tickets to keep the product moving forward.
Collaborate cross-functionally with product, design, and backend teams to build intuitive and high-performance user interfaces.
Establish best practices for code quality, component reusability, and testing.
Collaborate with backend engineers to ensure smooth data flow and efficient API usage as our services evolve.

As a Frontend Engineer on our team, you will be a key contributor to the evolution of our product platform. We are looking for a developer who thrives on the challenge of building from the ground up - someone who is equally comfortable helping to define a new technical foundation as they are diving into the day-to-day work of feature development and ticket execution.

You will work as a core member of an agile team, partnering closely with Product and Design to translate requirements into high-performance, user-centric interfaces. This role is ideal for a proactive contributor who is energized by the end-to-end development process-from shaping architectural foundations to delivering on daily product goals-ensuring we provide a seamless experience for our customers while maintaining the stability of our current production environment.
What Youll do:
Build and maintain modern frontend infrastructure, ensuring it is scalable, performant, and easy to extend.
Take full ownership of features from design to deployment, including handling day-to-day development tasks and support tickets to keep the product moving forward.
Collaborate cross-functionally with product, design, and backend teams to build intuitive and high-performance user interfaces.
Establish best practices for code quality, component reusability, and testing.
Collaborate with backend engineers to ensure smooth data flow and efficient API usage as our services evolve.