Grupa Allegro Sp. z o. o.

Agile AI Ansible CI/CD Containerization +14 skills

Junior software engineer on Allegro's Developer Experience team in Poznań, working at the intersection of software engineering and infrastructure: building Java/Kotlin microservices (MongoDB-backed), administering GitHub Enterprise and self-hosted runner clusters, and maintaining the CI/CD tooling that powers how hundreds of releases ship across Allegro.

11K – 15K PLN / mo

HybridEuropeContractSenior

2 weeks ago

Senior Mobile Software Engineer (iOS) - Consumer Experience

A/B Testing Accessibility Agentic AI Agile AI +15 skills

As a Senior Mobile Software Engineer, you will develop and scale high-performance iOS applications for a major e-commerce platform using Swift, SwiftUI, and Combine. You will work in a cross-functional, hybrid team environment, leveraging AI-assisted tools to build accessible and robust consumer experiences.

19K – 26K PLN / mo

2 weeks ago

Software Engineer 2 (Java/Kotlin) - Offer Verification

HybridEuropeContract

AI Data Science Developer Experience Distributed Systems Docker +8 skills

The Software Engineer 2 will build and maintain tools for verifying merchant listings using Java and Kotlin, collaborating with Data Science teams to integrate AI models into high-scale production systems.

15K – 21K PLN / mo

2 weeks ago

Software Engineer 1 (Java/Kotlin) - Allegro Ads

Europe

AI Data Engineering Data Science Developer Experience Docker +7 skills

The Software Engineer will join the Advertiser Growth & Learning team to build and improve Allegro Ads using Java or Kotlin. The role involves collaborating with Data Science teams to develop innovative advertising solutions within a large-scale microservices environment.

Open 48d HybridEuropeContract

Mobile Software Engineer (Android)

A/B Testing Agile AI Android API +16 skills

Builds and improves Android apps for a major e-commerce platform, focusing on user loyalty features using Kotlin, Jetpack libraries, and scalable backend services.

15K – 21K PLN

Open 17d HybridEuropeContract

Mobile Software Engineer 2 (Android) - Technical Platform

AI Android Developer Experience Docker Figma +9 skills

Builds and maintains Android UI components for Allegro’s Design System using Kotlin, Jetpack Compose, and XML, collaborating with designers and engineers to ensure consistency and quality.

15K – 21K PLN / mo

Grupa Allegro Sp. z o.o.

Data Engineer (Scala) - Data Assets

Open 20d EuropeContract

AI AWS Azure BigQuery CI/CD +20 skills

Builds scalable, fault-tolerant data pipelines processing 5B+ daily clickstream events for Allegro’s ecommerce platform using GCP (DataProc, Beam, BigQuery) and hybrid architectures.

15K – 21K PLN / mo

Software Engineer 1 (Java / Kotlin) - Developer Tools

Open 22d EuropeContract

Agile AI Ansible CI/CD Containerization +14 skills

About the job: Allegro’s development teams boast more than 1700 IT experts solving problems at a unique scale and complexity. However, if you join us, you’ll be joining a specific team that operates like a small, agile…

Open 52d HybridEuropeContractSenior

Senior Software Engineer (Java / Kotlin) - Allegro Ads