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Salary
$72k – $103k per year
Location
Remote (Poland)
Employment
Contractor

First seen by Alion on Oct 21, 2026.

Overview
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Braver IT is a Polish software engineering company that builds AI-powered and real-time backend systems, including AdTech and real-time bidding products. It hires senior and lead Node.js, Python and Go engineers and staff backend engineers in Kraków, Katowice, Warsaw and Rzeszów. The company is based in Poland.

About the Role

We are looking for a Full-Stack Engineer with a strong front-end focus to work on web solutions in the media and advertising space. You will work primarily with React and Node.js, with a focus on media experiences, web players, scalable content delivery, and video/image-related functionality.

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.

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.

Nice to have:

  • 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.

Tech stack

  • React
  • Node.js
  • Web Application Development
  • Integration with APIs
  • Web Performance
  • Problem Solving
  • Communication Skills
  • AdTech experience
  • video processing
  • Web-based media players
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