Kotlin Backend Engineer - Greenfield AI Personalization

Allegro.eu S.A.; Poznań; Hybrid; PLN 170,000 - 242,000; Full time

Benefits offered by this job

Well-located offices

MacBook Pro or Dell with accessories

Cafeteria plan benefits

English classes

Training budget

Volunteer day

Social events

Job summary

Allegro.eu S.A. is seeking a Software Engineer 2 focused on Kotlin/Java backend for the Basket Building domain.

You will work in a cross-functional team with backend, frontend, and mobile engineers, bridging to frontend when needed and collaborating with ML experts to personalize discounts in real time. The role emphasizes building from scratch, exploring new architectures, and leveraging tools like Kubernetes and Docker in a hybrid, Poland-based setting.

Qualifications

• Strong background in Kotlin/JVM backend development.
• Willingness to learn TypeScript and React for frontend bridging.
• Experience with scalable backend architectures and services.

Responsibilities

• Develop backend services for Basket Building domain using Kotlin/Java.
• Collaborate with frontend/mobile teams and ML specialists to deliver end-to-end features.
• Contribute to architecture design and roadmap for personalized discount tooling.

Skills

Kotlin

Java

Backend architecture

TypeScript

React

Tools

Kubernetes

Docker

GitHub/GitHub Actions

Job description

Allegro.eu S.A. is seeking a Software Engineer 2 focused on Kotlin/Java backend for the Basket Building domain.

You will work in a cross-functional team with backend, frontend, and mobile engineers, bridging to frontend when needed and collaborating with ML experts to personalize discounts in real time. The role emphasizes building from scratch, exploring new architectures, and leveraging tools like Kubernetes and Docker in a hybrid, Poland-based setting.