Data Engineer – Speech Data Sourcing

Altimi; Kraków, Katowice, Warszawa, Wrocław; Hybrid; PLN 60,000 - 90,000; Full time

Benefits offered by this job

Private medical care

Life insurance

Sport card

Job summary

Altimi is seeking an experienced Data Role expert to own speech data sourcing for an EU-based project focused on advanced speech processing for embedded systems. You will coordinate vendors, define recording protocols, and ensure GDPR compliance, while building robust Python pipelines and managing data budgets.

The position offers flexible work arrangements: fully remote, or full-time from our Wroclaw office or hybrid options.

Qualifications

• Experience with audio/speech data.
• Strong Python skills.
• Experience building data pipelines.
• Familiarity with dataset versioning tools and practices.
• Knowledge of GDPR, particularly regarding biometric data.
• Experience working with external vendors.
• Fluent English.

Responsibilities

• Own the end-to-end speech data sourcing process.
• Manage vendors: selection, negotiation, and delivery oversight.
• Define recording protocols and acceptance criteria.
• Manage data acquisition budgets.
• Perform quality control of delivered data.
• Build and maintain audio and metadata pipelines in Python.
• Version datasets.
• Ensure consent/licensing GDPR compliance for biometric data.

Skills

Audio data

Python

Data pipelines

Dataset versioning

GDPR (biometric data)

Vendor management

English fluency

Job description

About Altimi

Altimi is a technology acceleration partner with impressive experience spanning over 20 years, specializing in the successful delivery of software development projects for international customers. We are based in Poland. Our main area of operation is the DACH region and Scandinavia, where we are known for providing top-notch software development services.

Our primary focus are managed services for companies seeking to accelerate growth, solve complex tech problems, build MVP/POC and/or modify legacy infrastructures.

The main area of competence include Product & Application Engineering, DevOps, Cloud Security & Managed Services and AI & Data Enablement.

Role Overview

We are looking for someone to own speech data sourcing in a project for an EU-based company developing advanced speech processing for embedded systems. The role combines technical skills with vendor and data quality management.

Occasional business trips of 3–5 days may be required, especially at the start of the project.

Responsibilities

• Owning the end-to-end speech data sourcing process
• Managing vendors: selection, negotiation, and delivery oversight
• Defining recording protocols and acceptance criteria
• Managing data acquisition budgets
• Performing quality control of delivered data
• Building and maintaining audio and metadata pipelines in Python
• Versioning datasets
• Ensuring compliance with consent/licensing requirements and GDPR for biometric data

Requirements

• Experience working with audio/speech data
• Strong Python skills
• Experience building data pipelines
• Familiarity with dataset versioning tools and practices
• Knowledge of GDPR, particularly regarding biometric data
• Experience working with external vendors
• Fluent English

Nice to have

• Experience managing project budgets
• Understanding of data licensing for ML model training

Whats in it for you?

• Join for a role, stay for the development: More than 40% of our team is working with us longer than 5 years. Explore diverse domains, projects and modern technologies through internal mobility.
• Learn from the best: Almost 60% of all our colleague has over 10 years of professional experience.
• Flexibility: Work fully remotely, full-time from our office in Wroclaw or in a hybrid model.
• Practical benefits: private medical care, life insurance, sport card.