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CSHARK

Senior Data Engineer – Speech Data Sourcing

CSHARK Show all offers
120 - 190 PLN / hour
Warszawa
Wrocław
Kraków
Gdańsk
4 days ago

In short

Senior Data Engineer to manage speech data acquisition for a tech client. Responsibilities include vendor management, defining protocols, Python pipeline development, and ensuring GDPR compliance. Requires Python, DVC, vendor management, and data quality experience. Remote or office-based.

Keywords

Python Data Engineering Speech Data GDPR DVC Vendor Management Data Quality Audio Processing ML/AI Data

AI-written summary based on the listing content.

About the project

You will join a CSHARK team delivering a project for our client, a technology company building on-device audio and speech products.

You will own how the client acquires speech data for training its models. You will manage vendors and recording campaigns end to end, and make sure every dataset arrives on time, on budget, at the agreed quality and with proper legal grounds.

IN SHORT:

🌎 100% remote or from the office (Wrocław, Bielsko-Biała) - You choose!

💰 120 - 190 PLN/h

☑️ B2B contract

Your responsibilities

  • Manage speech data vendors, from sourcing and scoping to delivery.
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  • Define recording protocols, acceptance criteria and quality control for deliveries.
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  • Plan and track data acquisition budgets.
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  • Build Python pipelines for audio and metadata processing and validation.
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  • Version datasets and keep their lineage clear.
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  • Ensure consent, licensing and GDPR compliance for biometric data.

What we expect

  • Experience in data engineering, preferably with audio or speech data.
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  • Strong Python.
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  • Dataset versioning tools (e.g. DVC).
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  • Experience working with external data vendors or annotation/recording providers.
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  • Experience with data quality control and acceptance processes.
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  • Understanding of GDPR, consent and data licensing (biometric data a plus).
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  • Fluent English.

Nice to have

  • Knowledge of speech recording practices and audio formats.
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  • Experience in ML/AI data operations.

What we offer

  • A fully remote role on a long-term project for an international client.
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  • Work on cutting-edge on-device audio technology used in real consumer devices.
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  • A team of experienced engineers and direct contact with the client’s R& D.
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  • Stable cooperation with CSHARK, plus support from our delivery and people teams throughout the project.
Published 2026-10-29
Expires 2027-01-27
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