June 18, 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
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