Senior Data Engineer – Speech Data Sourcing
Summary
Senior data engineer on a CSHARK team building speech data sourcing for a client that makes on-device audio/speech AI products. Day to day: manage recording vendors and budgets, define quality/acceptance criteria, and build Python pipelines to process, validate, and version (DVC) audio datasets while ensuring GDPR/licensing compliance.
O projekcie: 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
Wymagania
What we expect
- Experience in data engineering, preferably with audio or speech data.
- Strong Python.
- Dataset versioning tools (e.g. DVC).
- Experience working with external data vendors or annotation/recording providers.
- Experience with data quality control and acceptance processes.
- Understanding of GDPR, consent and data licensing (biometric data a plus).
- Fluent English.
Nice to have
- Knowledge of speech recording practices and audio formats.
- Experience in ML/AI data operations.
Codzienne zadania
- Manage speech data vendors, from sourcing and scoping to delivery.
- Define recording protocols, acceptance criteria and quality control for deliveries.
- Plan and track data acquisition budgets.
- Build Python pipelines for audio and metadata processing and validation.
- Version datasets and keep their lineage clear.
- Ensure consent, licensing and GDPR compliance for biometric data.