Senior React.js Engineer

Reposted 4 Days Ago
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Hiring Remotely in Poland
Remote
Senior level
Information Technology • Software
The Role
Design and build high-performance, responsive web UIs, collaborating with product and design teams while mentoring others and improving processes.
Summary Generated by Built In
Description

The company is a high-growth fintech startup in the financial markets space. We’re looking for a senior-level React engineer to own critical frontend experiences, collaborate closely with product/design, and help us scale BridgeWise 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

Requirements
  • 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
  • Solid testing discipline with Jest and React Testing Library
  • Comfortable with Git workflows and agile methodologies
  • 3+ years working with major cloud providers (AWS/GCP/Azure)

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

Top Skills

AWS
Azure
CSS
Esbuild
GCP
Git
HTML
JavaScript
Jest
Monorepos
Next.Js
Nx
React
React Testing Library
Server-Side Rendering
Tailwind Css
Typescript
Vite
Yarn Workspaces
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The Company
HQ: Petah Tikva
399 Employees
Year Founded: 2005

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.

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