We’re a high-growth fintech startup building products for the financial markets, and we’re looking for a senior Senior React Engineer (Next.js) to own our most critical frontend experiences. You’ll partner closely with product and design to ship intuitive, high-performance interfaces, and help us scale to millions of users.
What you’ll do:
- Design, build, and ship high-performance, responsive web UIs
- Partner with product managers, designers, and analysts to translate user needs into elegant product experiences
- Plan and execute short- and long-term roadmaps balancing user impact, technical quality, and delivery speed
- Raise the bar through code reviews, mentoring, and improvements to our tooling and processes
Must-have expertise:
- Next.js (our web app is built with Next.js)
- Monorepos using Yarn Workspaces or Nx
- Tailwind CSS (our primary design system)
Technical requirements:
- 5+ years of professional software development experience
- 5+ years with React and its ecosystem (e.g., Redux, React Router)
- Strong proficiency in JavaScript (ES6/ES7) and TypeScript
- Deep knowledge of HTML/CSS, responsive design, and accessibility (a11y) best practices
- Hands-on with modern build tooling and package managers (Vite, esbuild, Yarn)
- Experience with server-side rendering and Next.js, plus working knowledge of Node.js
- Comfortable with Git workflows and agile methodologies
- 3+ years working with major cloud providers (AWS/GCP/Azure)
- Storybook
Nice to have:
- Experience with monorepo release management and internal package versioning
- Familiarity with performance profiling, Web Vitals, and SEO in Next.js
- E2E testing (Playwright/Cypress) and CI/CD pipelines
- Experience in fintech or data-heavy, real-time UIs
Skills Required
- Next.js experience
- Monorepo experience using Yarn Workspaces or Nx
- Tailwind CSS experience
- 5+ years of professional software development experience
- 5+ years of experience with React and its ecosystem
- Strong JavaScript ES6/ES7 proficiency
- Strong TypeScript proficiency
- Deep HTML and CSS knowledge
- Responsive design and accessibility best practices
- Modern build tooling and package manager experience with Vite, esbuild, or Yarn
- Server-side rendering experience
- Working knowledge of Node.js
- Git workflow experience
- Agile methodology experience
- 3+ years working with major cloud providers such as AWS, GCP, or Azure
- Storybook experience
- Monorepo release management and internal package versioning
- Performance profiling, Web Vitals, and SEO in Next.js
- End-to-end testing with Playwright or Cypress
- CI/CD pipeline experience
- Fintech or data-heavy, real-time UI experience
What We Do
Commit is a global tech services company with offices in Israel, US, Canada, UK, and Europe. The company was founded in 2005 and has over 700 multi-disciplinary innovation experts who serve a broad range of companies, from small startups to large enterprises in multiple business sectors. Commit specializes in advanced technologies and applications with dedicated practices in Cloud, GenAI, Software, IoT, Big Data, Cyber, Collaboration, Data center migration projects, and more. Commit offers innovative, end-to-end technology solutions by developing custom software and IoT platforms for clients looking to build their next-gen products within the modern ICT world. Commit’s complete and comprehensive engineering powerhouse of resources, and proprietary Flexible R&D methodology helps transform its clients’ technology visions into high-quality products while reducing costs and improving time-to-market.
