CO3 sp. z o.o. — 2 open jobs

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CO3 sp. z o.o.

2 months ago

Senior QA Engineer

Open 47d RemoteEuropeSenior

Poland

Senior QA Engineer owning quality for CO3's live logistics platform — building API/UI/E2E automation (Playwright, Karate), verifying Kafka/ETL/SQL data pipelines, and treating performance, security, and AI-assisted testing as core duties. Remote-first across Poland with an optional Wrocław office.

AI API Automation BDD Cloud +12 skills

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CO3 sp. z o.o.

2 months ago

Senior Software Engineer (Integrations)

Open 47d RemoteEuropeSenior

Poland

Senior engineer who takes technical ownership of a live logistics platform's integration layer — maintaining hundreds of telematics, fleet, and logistics data feeds while building reusable frameworks and internal tooling to scale to thousands of feeds. Stack: Java/Spring, TypeScript/Node, C#, Kafka, event-driven architecture, AWS/GCP, and an AI-native workflow.

AI API AWS Cloud C# +9 skills

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