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April 11, 2026

Software Engineer (JS/TS)

Mid • Hybrid

Gdansk, Poland

For our client from the aviation industry, we are looking for an experienced Software Engineer (JS/TS) to join an international engineering team working on advanced avionics and aerospace solutions.

Key responsibilities

  • Develop and maintain modern, responsive, accessible, and high-performance applications using JavaScript/TypeScript and contemporary frontend frameworks

  • Take ownership of frontend features end-to-end, from concept and implementation through testing and release

  • Create and maintain unit and integration tests to ensure high code quality and application reliability

  • Conduct constructive code reviews and support team members by sharing best practices and technical guidance

  • Work closely with product owners, UX/UI designers, backend developers, and QA engineers to deliver seamless user experiences

Ideal candidate profile

  • 3 years of hands-on experience in professional frontend development

  • Bachelor’s degree in engineering, computer science, mathematics, or a related technical discipline

  • Practical experience with two or more JavaScript frameworks (React or Next.js)

  • Solid proficiency in TypeScript

  • Strong knowledge of HTML5 and CSS3

  • Experience using frontend testing frameworks (such as Jest, Testing Library, Cypress, or similar)

  • Familiarity with containerized development workflows and tools like Docker

Location: Gdańsk, Poland
Work Model: Hybrid
Employment Type: Regular employment (UoP)
Salary: Market‑competitive base salary with performance‑based bonus structure and a range of additional benefits

Recruitment steps

  • Initial call with a KUBO recruiter

  • I interview with the client

  • II interview with the client 

  • Decision and feedback