Requirements: English
Company: N-iX
Region: Gdansk , Pomeranian Voivodeship
We are looking for a Middle Java Engineer with Kotlin to join our team in Poland!
As a Middle Java Engineer, youll join client''s AI team, where were shaping the future of shopping with leading-edge Agentic AI solutions. Together, were building intelligent systems that not only enhance the experience for sellers and buyers but also set new standards for innovation - just like the boldest ideas coming out of Silicon Valley. Become part of our dynamic AI R&D environment, where your creativity and engineering skills will drive the next generation of intelligent shopping experiences.
Our California-based client is a global e-commerce company that operates one of the largest and most established online marketplaces. Their platform supports a wide range of products - from everyday items to unique and hard-to-find goods 0 and helps individuals and businesses grow by reaching a global audience. The company continues to develop its services with a focus on improving technology, user experience, reliability, and trust.
Implement clean, testable, and efficient services using Kotlin on JDK 17 , ensuring interoperability with existing Java components.
Collaborate closely with Data Science and Machine Learning teams to design and implement LLM-driven workflows.
Participate in architectural and code reviews across a modern technology stack ( Kotlin/Java, Spring Boot 3, Reactor ).
3+ years of building backend services in Java/Kotlin (and happy to deepen Kotlin ).
~ Very good spoken and written English ( C1)
~ BSc or MSc in Computer Science, Engineering, or a relevant field
ETL pipelines
Flexible working format - remote, office-based or flexible
A competitive salary and good compensation package
Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)
Active tech communities with regular knowledge sharing