Kotlin Backend Engineer - Remote & EU Impact

Appunite; Województwo wielkopolskie; Hybrid; PLN 156,000 - 223,000; Full time

Benefits offered by this job

Remote work

Office access in Poznań/Warsaw/Kraków/

Quarterly on-site visits

Job summary

Appunite in Poland invites experienced Kotlin Engineers to join our team and own end-to-end features of our client’s product and its European versions.

You will work across Kotlin and Java, Spring Boot, microservices, and RESTful APIs, driving architecture and collaborating with cross-functional teams. Remote work with office access in Poznań, Warsaw, Kraków and Toruń; on-site visits 1–2 times per quarter.

Qualifications

• Commercial experience coding in Kotlin or Java (Kotlin preferred).
• Solid experience with Spring Boot to build scalable microservices and RESTful APIs.
• Familiarity with DDD and event-driven architecture.

Responsibilities

• Own a project end to end from design to production.
• Collaborate with cross-team stakeholders (listing form, product page, API).
• Contribute to repositories and document business value for changes.
• Work across frontend, backend and networking as part of an engineering team.

Skills

Kotlin

Java

Spring Boot

DDD

Microservices

REST APIs

AI tools

Polish & English

Tools

BigQuery

Job description

Appunite in Poland invites experienced Kotlin Engineers to join our team and own end-to-end features of our client’s product and its European versions.

You will work across Kotlin and Java, Spring Boot, microservices, and RESTful APIs, driving architecture and collaborating with cross-functional teams. Remote work with office access in Poznań, Warsaw, Kraków and Toruń; on-site visits 1–2 times per quarter.