Software Engineer (JS/TS)

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 benefitsRecruitment steps • Initial call with a KUBO recruiter • I interview with the client • II interview with the client  • Decision and feedback