Senior Data Scientist - Machine Learning & Python Development

Location: Krakow

Contract Type: 6 Months Job Type: Hybrid

Work on cutting-edge machine learning workflows with GPU-accelerated workloads

Build and maintain high-quality Python libraries used across the organisation

Collaborate with cross-functional teams on speech technology applications

Shape CI/CD pipelines and DevOps practices in a cloud-native environment

Apply 8-10 years of experience to solve complex technical challenges

Company Overview

Our client is a technology-focused organisation working at the forefront of machine learning and data science. They specialise in developing advanced solutions that leverage the latest technologies, including GPU-accelerated computing and speech technologies. The company values technical excellence, collaboration and continuous improvement, creating an environment where experienced data scientists can apply their expertise to meaningful projects that push the boundaries of what's possible with Python and machine learning frameworks.

They're currently seeking a Senior Data Scientist to join their team in Krakow on a contract basis. This is an opportunity to work on sophisticated machine learning projects whilst building robust, reusable Python infrastructure that supports the wider engineering team.

Position Overview

As a Senior Data Scientist, you'll play a critical role in designing and developing the Python ecosystem that underpins the company's machine learning capabilities. You'll be responsible for creating high-quality, maintainable Python packages, implementing comprehensive testing frameworks, and enhancing CI/CD pipelines. Your work will directly support machine learning workflows, enabling data scientists and engineers to build and deploy models more efficiently. This position combines software engineering excellence with data science expertise, making it ideal for someone who enjoys both building infrastructure and supporting advanced analytics.

Responsibilities

Design and develop high-quality Python libraries for machine learning applications

Build reusable Python packages that serve multiple teams and projects

Implement robust testing frameworks to ensure code quality and reliability

Enhance and maintain CI/CD pipelines for continuous integration and deployment

Collaborate with data scientists and engineers to support machine learning workflows

Work with Docker and Kubernetes to containerise and orchestrate applications

Apply observability practices to monitor and improve system performance

Support GPU-accelerated workloads and optimise computational efficiency

Contribute to speech technology projects and related data science initiatives

Write clean, maintainable code following software engineering best practices

Requirements

8-10 years of experience in data science, software engineering or related fields

Deep understanding of the Python ecosystem and its libraries

Strong experience building and maintaining Python packages

Hands-on experience with software testing practices including unit and integration testing

Proven experience designing and implementing CI/CD pipelines

Ability to write clean, maintainable and well-documented code

Familiarity with machine learning frameworks, particularly PyTorch

Understanding of GPU-accelerated workloads and computational optimisation

Experience with Docker and Kubernetes for containerisation and orchestration

Knowledge of observability practices for monitoring and debugging

Exposure to speech technologies or similar specialised machine learning applications

Strong collaboration skills and ability to work effectively with cross-functional teams

Benefits

Whilst specific benefits details are to be confirmed, you'll work in a technically challenging environment where your expertise in Python development and machine learning will be valued and applied to real-world problems. You'll collaborate with skilled engineers and data scientists, contributing to projects that combine software engineering rigour with cutting-edge machine learning technologies.

How to Apply

To apply for this role please submit your CV using the form below or email Wyświetl e-mail na https://jobeax.com/link/8om4ubga9gvjbUNE

Senior Data Scientist - Machine Learning & Python Development

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