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November 3, 2026

Senior Frontend Engineer

Senior • On-site

32,000 - 43,000 PLN/yr

Warsaw, Poland

Quick Facts

  • Role: Senior Frontend Engineer

Description

We are looking for an experienced Front End Engineer to build modern, high-performance web applications used in a fast-paced financial environment. You will work closely with backend engineers and business stakeholders to deliver scalable, user-friendly solutions with a strong focus on real-time data and application performance.

Responsibilities

  • Develop and maintain web applications using React, Next.js, and TypeScript.
  • Build reusable UI components and real-time data interfaces.
  • Collaborate with cross-functional teams to deliver business solutions.
  • Optimize performance and ensure code quality through testing and best practices.

Requirements

  • 5+ years of experience in Front End development.
  • Strong knowledge of React, Next.js, and TypeScript.
  • Experience with WebSockets, AG Grid, and modern testing frameworks (Jest, React Testing Library, Playwright).
  • Familiarity with Git, CI/CD, and modern development practices.
  • Experience working with AI-assisted development tools.
  • Fluent English.

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