Mid/Senior Front-End Developer – React Technologies

6 807 - 7 095 USDNet per month - B2B
JavaScript

Mid/Senior Front-End Developer – React Technologies

JavaScript
Centrum, Warszawa

ITDS

Full-time
B2B
Mid
Hybrid
6 807 - 7 095 USDNet per month - B2B

Job description

Unleash the Future of Web Applications — Drive Innovation with Cutting-Edge Front-End Technologies!

Warsaw-based opportunity with hybrid work model

As a Senior Front-End Developer, you will be working for our client, a leader in web application innovation within the technology industry. You’ll contribute to building and executing challenging projects across a variety of initiatives, collaborating closely with stakeholders, UX designers, and development teams to transform requirements into high-impact deliverables. This role offers a unique chance to learn new technologies and continually elevate your skills while shaping the future of digital experiences.

Your main responsibilities:

  • Develop and maintain modern, dynamic web applications using React, Angular, and TypeScript.
  • Collaborate with cross-functional teams to translate user requirements into clean, scalable code.
  • Implement best practices in testing using Jest, Cypress, or Playwright to ensure quality and performance.
  • Integrate micro front-end architectures and reactive programming techniques such as RxJS.
  • Optimize applications for maximum speed, scalability, and responsiveness.
  • Contribute to code reviews, documentation, and continuous improvement processes.
  • Leverage modern build tools like Webpack and Vite to streamline development workflows.
  • Stay updated on industry trends and introduce innovative solutions to technical challenges.

You're ideal for this role if you have:

  • 5+ years of hands-on experience in front-end web development.
  • Strong expertise in React, Angular, TypeScript, and testing frameworks like Jest, Cypress, or Playwright.
  • Proven ability to deliver rich, responsive web applications with clean code.
  • Familiarity with micro front-end architectures and reactive programming, particularly RxJS.
  • Experience working in agile SDLC environments, including research, design, and engineering phases.
  • Excellent communication skills and ability to manage multiple projects simultaneously.
  • Self-motivated, innovative mindset with strong organizational skills.

It is a strong plus if you have: (optional)

  • Bachelor's degree in Computer Science or related field.
  • Experience with SSR, CSS-in-JS, Vite, Vitest, and Webpack.
  • Knowledge of micro front-end development and advanced build pipelines.

Language Required for the role:

  • Fluent Polish and English

Eligibility for the role:

  • Only candidates with an existing legal right to work in the European Union will be considered for this role.

#MAKEYourCareerBETTER

Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.

Tech stack

    Polish

    C2

    English

    B2

    React

    advanced

    Angular

    advanced

    TypeScript

    advanced

    RxJS

    regular

    Cypress

    regular

    Playwright

    regular

    Jest

    regular

    Micro Front-end Architecture

    regular

    Vite

    nice to have

    Webpack

    nice to have

Office location

Mid/Senior Front-End Developer – React Technologies

6 807 - 7 095 USDNet per month - B2B
Summary of the offer

Mid/Senior Front-End Developer – React Technologies

Centrum, Warszawa
ITDS
6 807 - 7 095 USDNet per month - B2B
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