לוח משרות דרושים Senior Front End Developer

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.

Welcome to Chargeflow Chargeflow is at the forefront of fintech + AI innovation, backed by leading venture capital firms. Our mission is to build a fraud-free global commerce ecosystem by leveraging the newest technology, freeing online businesses to focus on their core ideas and growth. We are building the future, and we need you to help shape it. Who We're Looking For - The Dream Maker We’re looking for a Senior Frontend Developer to join our growing R&D team. You’ll play a key role in shaping and scaling our user-facing applications, building modern, high-performance, and reliable experiences for our customers.Our stack is built with React and TypeScript , with legacy JavaScript code we’re migrating. We use Redux and React Query for state management, and rely on a modern toolchain with CI/CD, automated testing, and monitoring.This is a hands-on role where you’ll not only deliver high-quality features but also help define architecture, drive code quality, and mentor the team in modern frontend practices. Your Arena Develop, maintain, and optimize complex frontend applications using React + TypeScript
* Lead the migration of existing JavaScript code to TypeScript, setting best practices and standards.
* Collaborate with Product, Design, and Backend teams to deliver user-facing features end-to-end.
* Own state management patterns with Redux and React Query, ensuring consistency and scalability.
* Improve performance, accessibility, and reliability across the frontend.
* Write clean, well-tested, and maintainable code with high test coverage.
* Mentor and support other developers, promoting best practices and continuous improvement.
* Contribute to technical discussions on architecture, tooling, and long-term frontend strategy.

We are a strong, fast-moving group developing advanced solutions in some of our companys most innovative areas - the Cortex Platform. Were looking for an exceptional Senior Frontend Engineer with deep technical skills and a passion for creating exceptional user experiences. Youll join a team that values clean, scalable architecture and high-quality code, working closely with product, UX, and backend teams to deliver impactful features that protect our customers from evolving cyber threats.
Key Responsibilities
Design and develop next-generation, scalable frontend applications on the Cortex platform.
Lead the development of key frontend components, taking ownership from conception through to deployment in a dynamic, agile environment.
Proactively collaborate with UI/UX experts, product managers, and backend engineers to translate complex requirements into visionary cybersecurity products.
Research, design, and implement sophisticated and complex data visualization solutions to make security data understandable and actionable.
Uphold high standards for code quality and architecture through rigorous code reviews, automated testing, and advocating for frontend best practices.
Mentor junior engineers and contribute to a culture of continuous learning and technical excellence within the team.
Analyze and optimize application performance to ensure a responsive and seamless user experience for our customers.

We are a strong, fast-moving team developing advanced solutions in one of our companys most innovative areas - Identity Security.
Were looking for an exceptional Senior Frontend Engineer with deep technical skills and a passion for creating exceptional user experiences. Youll join a team that values clean, scalable architecture and high-quality code, working closely with product, UX, and backend teams to deliver impactful features that protect our customers from evolving cyber threats.
Key Responsibilities
Design and develop next generation frontend application
Take responsibility and lead the development of multiple components of the system in a dynamic environment
Work closely with our UI/UX experts, designers and product managers to create visionary cyber security products
Research, design and develop complex data visualization solutions.

We are a strong, fast-moving group developing advanced solutions in some of our companys most innovative areas - the Cortex Platform. Were looking for an exceptional Senior Frontend Engineer with deep technical skills and a passion for creating exceptional user experiences. Youll join a team that values clean, scalable architecture and high-quality code, working closely with product, UX, and backend teams to deliver impactful features that protect our customers from evolving cyber threats.
Key Responsibilities
Design and develop next-generation, scalable frontend applications on the Cortex platform.
Lead the development of key frontend components, taking ownership from conception through to deployment in a dynamic, agile environment.
Proactively collaborate with UI/UX experts, product managers, and backend engineers to translate complex requirements into visionary cybersecurity products.
Research, design, and implement sophisticated and complex data visualization solutions to make security data understandable and actionable.
Uphold high standards for code quality and architecture through rigorous code reviews, automated testing, and advocating for frontend best practices.
Mentor junior engineers and contribute to a culture of continuous learning and technical excellence within the team.
Analyze and optimize application performance to ensure a responsive and seamless user experience for our customers.

we are looking for a Senior Frontend Engineer to join our team!
What youll be doing:
We're seeking a talented and experienced Senior Frontend Engineer to collaborate with our dynamic Engineering team. You'll play a key role in delivering cutting-edge user-facing experiences for our security and identity products.
we stay ahead of the curve by embracing the latest technologies, frameworks, and best practices. You'll be responsible for building and maintaining our user-facing interfaces. This includes implementing new features, leveraging modern front-end technologies, and collaborating with cross-functional teams to design scalable and maintainable architectures.
You will be responsible for:
Translating designs (created in Figma) into functional and visually appealing user interfaces
Developing new features while ensuring the existing codebase remains robust
Partner closely with designers, product managers, and backend engineers
Implement a strong sense of aesthetics, with a commitment to pixel-perfect execution

We are looking for a Senior Full Stack Engineer (Front- End Oriented) to join our innovative team. In this role, you will lead the development of user-centric, cutting-edge interfaces that empower clinicians and improve the effectiveness of behavioral health care. If you thrive in building complex, scalable, and beautiful frontend systems, this role is for you.
What are we looking for? You are a highly experienced frontend engineer with extensive expertise in React and modern frontend development practices. You have a proven track record of delivering scalable and maintainable user interfaces. You are passionate about UX/UI design and have the technical ability to bring those designs to life seamlessly.
How will you contribute?
Lead the design and development of complex frontend features and interfaces.
Collaborate closely with product managers and UX designers to create user-friendly solutions.
Optimize frontend performance to ensure fast and reliable applications.
Drive best practices in code quality, testing, and documentation.
Mentor junior engineers and contribute to the growth of the team.

Power the Future with us! We're a global leader in smart energy technology, with over 3,000 employees, offices in 34 countries, and millions of installations worldwide. Our innovative solutions include solar inverters, battery Storage, backup systems, EV charging, and AI-based energy management. We're committed to making clean, green energy the primary power source for homes, businesses, and beyond. With the growing demand for electricity, the need for smart, clean energy sources is constantly rising. We offers amazing opportunities to develop your skills in a multidisciplinary environment, covering everything from research and development to production and customer supply. Work with talented colleagues, tackle exciting challenges, and help create a sustainable future in an industry that's always evolving and innovating. Join us and be part of a company that values creativity, agility, and impactful work. As a Senior frontend Engineer, you will:
* Develop an efficient and fully responsive Embedded IoT server used during installation and configuration flows.
* Design clear, reliable, and reusable HTTP-based APIs for communication with mobile and web applications.
* Develop modern, user-friendly web interfaces for the companys next-generation smart IoT products.
* Build rich React applications using Hooks, Context, and scalable state-management patterns.
* Create and maintain a consistent design system and collaborate closely with UX / UI teams to deliver high-quality user experiences.
* Write clean, TEST -driven, maintainable code following industry best practices.
* Work closely with Embedded software teams, mobile teams, and integration groups to ensure smooth end-to-end functionality.
* Participate in Agile/Scrum ceremonies and contribute to delivering high-quality software on time.
* Take full ownership of large features, including handling incomplete specifications, driving technical decisions, and mentoring other developers.

Country:
Israel

City:
Herzliya