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BRAVER IT SPÓŁKA AKCYJNA

Full-Stack Engineer (React/Node.js) – Media & AdTech

BRAVER IT SPÓŁKA AKCYJNA Show all offers
23500 - 33500 PLN
B2B
Mid
Senior
Kraków
Expires Nov 22, 2026
11 days ago

In short

Full-Stack Engineer (React/Node.js) for Media & AdTech in Kraków, PL. Develop web apps using React & Node.js, focusing on media processing, video, and advertising tech. B2B contract, full-time. Requires commercial experience with React & Node.js.

AI-written summary based on the listing content.

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About the project

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This is how we work

Your responsibilities

  • Developing and maintaining modern web applications with a strong focus on React.
  • Building and improving backend services using Node.js.
  • Working on features related to video and image processing, media delivery, and web players.
  • Building responsive, performant, and maintainable user-facing functionality.
  • Improving application performance, reliability, and scalability.
  • Integrating front-end applications with backend services and APIs.
  • Working with media and advertising-related functionality across the application stack.
  • Contributing to technical decisions and suggesting improvements to existing solutions.
  • Writing clean, maintainable, and well-tested code.
  • Collaborating with other engineers and product stakeholders throughout the development process.
  • Participating in code reviews and supporting good engineering practices.

Our requirements

  • Commercial experience in full-stack or front-end focused software development.
  • Strong hands-on experience with React.
  • Commercial experience with Node.js.
  • Strong understanding of modern web application development.
  • Experience integrating applications with APIs and backend services.
  • Good understanding of web performance and scalable application development.
  • Ability to independently solve technical problems and take ownership of delivered features.
  • Good communication skills and ability to work effectively with technical and product teams.

Optional

  • Previous experience in AdTech, media, publishing, or digital advertising.
  • Experience working with video or image processing.
  • Experience developing or integrating web-based media players.
  • Experience working on high-traffic or large-scale web applications.
  • Understanding of media delivery and performance optimisation.
  • Experience with content-heavy or media-heavy applications.
  • Experience with advertising-related functionality or integrations.
  • Familiarity with browser performance optimisation.
  • Experience with TypeScript.
  • Experience with automated testing.
  • Experience with CI/CD environments.
  • Practical experience using AI-assisted development tools.

What we offer

  • Opportunity to work on technically interesting products at the intersection of web development, media, and advertising technology.
  • A front-end leaning role while still maintaining meaningful ownership across the full stack.
  • Opportunity to work with media-heavy applications, web players, and scalable content delivery.
  • Exposure to performance and scalability challenges beyond standard CRUD applications.
  • Opportunity to deepen your knowledge of the AdTech and digital media ecosystem.
  • High level of autonomy and influence over technical solutions.
  • Multisport card.
  • Private healthcare.

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Benefits

Published 2026-10-23
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