Frontend Developer (NXJ-121)

JavaScript

Frontend Developer (NXJ-121)

JavaScript
Skierniewicka 10A, Warszawa

Newxel

Full-time
B2B
Senior
Hybrid

Job description

We’re seeking a talented and passionate Frontend Developer to join our client’s innovative team. Our client develops advanced, AI-powered technology that automatically transforms sports broadcasts into personalized, engaging content for fans around the world. In this role, you’ll leverage React, TypeScript, and state-of-the-art video editing technologies to deliver seamless, high-quality user experiences. You’ll collaborate with cross-functional teams, taking an active role in shaping and evolving the frontend architecture that powers next-generation sports content solutions.


Responsibilities


  • Develop and deliver high-quality, scalable UI features using React, TypeScript, and other modern web technologies

  • Design and maintain a modular JavaScript SDK that integrates media players and interactive UI components into diverse web environments

  • Collaborate closely with Product Managers, UX Designers, QA Engineers, and fellow developers throughout the development lifecycle

  • Participate in our Frontend Guild – a collaborative space for mentoring, sharing best practices, and exploring the latest frontend innovations


Requirements


  • 3+ years of experience in frontend development within high-tech product companies

  • 3+ years working in cloud-based environments and with CI/CD pipelines

  • Strong expertise in JavaScript (ES6+), React, and TypeScript, with a solid track record of building scalable, production-grade applications

  • Proven experience in SaaS product development and working with cloud-based environments

  • Solid understanding of responsive design principles and cross-browser compatibility

  • Good command of HTML5 and CSS3, with familiarity in modern web standards and best practices

  • Strong problem-solving mindset, analytical thinking, and a passion for clean, maintainable code

  • Bachelor’s degree in Computer Science or a related field


Will be a plus


  • Experience with Microsoft Azure

  • Backend or full-stack development experience


What we offer


  • Competitive salary range

  • Medical insurance

  • Paid vacation and sick leaves

  • MultiSport card

  • Top equipment kit, co-workings

  • Hybrid set of works (Office location: Warsaw)

  • Collaborative and innovative work environment

  • Career growth and development opportunities

  • A chance to work with giants of the sports industry


About the project


Our partner leads the industry in generating dynamic sports videos for every digital destination. Their cutting-edge AI and Machine Learning technologies analyse live sports broadcasts from over 250 leagues and broadcast partners, including iconic names like the NBA, NHL, ESPN, FIBA and Bundesliga, to create personalized, short-form videos in real-time.

The solution empowers media rights owners to unlock new revenue streams and deliver a tailored fan experience across every digital platform. Join the high-profile Engineering team and discover the forefront of sports contents innovation.

Tech stack

    English

    B2

    TypeScript

    master

    React

    master

    JavaScript

    master

    SaaS

    nice to have

Office location

Published: 18.02.2026

About the company

Newxel

Newxel is a global IT company with Ukrainian roots, that connects global talent with businesses to drive impact and foster innovation. We specialize in building R&D centers and custom offshore development teams across in...

Company profile

Frontend Developer (NXJ-121)

Summary of the offer

Frontend Developer (NXJ-121)

Skierniewicka 10A, Warszawa
Newxel
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