Backend Engineer (Kotlin/Python) — AI-Driven, Flexible Hours

Allegro sp. z o.o.; Warszawa; Hybrid; PLN 163,000 - 232,000; Full time

Benefits offered by this job

Hybrid work model

Remote work options

Fringe benefits cafeteria plan

English classes

Job summary

Allegro sp. z o.o. in Warsaw is seeking backend engineers proficient in Kotlin and Python to build robust services and scale data infrastructure.

You will work with MongoDB, optimize migrations, and contribute to AI-enabled features across the platform, collaborating with linguists and researchers to deliver high-impact translations. Join a growing team in a hybrid setup with flexible hours, remote work options, and a rich benefits program, including training budgets and language classes,

Qualifications

• Proficient in Kotlin and/or Python for backend systems.
• Experience with MongoDB, migrations and performance tuning for large datasets.
• Hands-on experience connecting and orchestrating AI services.
• Strong interest in AI and staying at the forefront of technical innovation.
• Ability to translate business requirements into clear system architectures.

Skills

Kotlin

Python

MongoDB

AI

English (B2)

Tools

Kubernetes

Docker

Consul

GitHub

GitHub Actions

Job description

Allegro sp. z o.o. in Warsaw is seeking backend engineers proficient in Kotlin and Python to build robust services and scale data infrastructure.

You will work with MongoDB, optimize migrations, and contribute to AI-enabled features across the platform, collaborating with linguists and researchers to deliver high-impact translations. Join a growing team in a hybrid setup with flexible hours, remote work options, and a rich benefits program, including training budgets and language classes,