Senior Frontend Engineer

13 hours ago

ModiinMaccabimReut Center District Israel Chargeflow Full time $120,000 - $180,000 per year

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.

What It Takes

  • 5+ years of professional experience in frontend development
  • Strong expertise in React (including hooks, context, advanced component patterns)
  • Deep knowledge of TypeScript and experience migrating from JavaScript
  • Solid experience with state management (Redux, React Query, or equivalent)
  • Experience writing tests with frameworks like Jest, React Testing Library, or Cypress
  • Strong understanding of performance optimization, accessibility (a11y), and secure frontend practices
  • Excellent collaboration and communication skills

Nice-to-Haves

  • Experience with build tools and bundlers (Webpack, Vite, Babel)
  • Familiarity with component libraries/design systems (Storybook, Material UI, Tailwind)
  • Knowledge of server-side rendering ) or micro-frontend architecture
  • Exposure to monitoring tools (Sentry, Datadog RUM)
  • Open-source contributions or prior mentorship experience

Our Story

Chargeflow is a leading force in fintech innovation, tackling the pervasive issue of chargeback fraud that undermines online businesses. Born from a deep passion for technology and a commitment to excel in eCommerce and fintech, we've developed an AI-driven solution aimed at combating the frustrations of credit card disputes. Our diverse expertise in fintech, eCommerce, and technology positions us as a beacon for merchants facing unjust chargebacks, supported by a unique success-based approach.

Propelled by nearly $20 million funding round led by OpenView Venture Partners and key fintech investors, Chargeflow has embarked on a product-led growth journey. Today, we represent a tight-knit community of passionate individuals and entrepreneurs, united in our mission to revolutionize eCommerce and fight against chargeback fraud, marking us as pioneers in protecting online business revenues.

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