freelance data science engineer python sql

Do you want to develop your skills in cloud technologies? Join our specialized unit of experts in data processing and analysis within the Data & Analytics Competency Center. We also offer development opportunities in Data Science, Big Data, and Machine Learning. Your tasks Designing, building, and developing scalable and high-performance data processing...

Do you want to develop your skills in cloud technologies? Join our specialized unit of experts in data processing and analysis within the Data & Analytics Competency Center. We also offer development opportunities in Data Science, Big Data, and Machine Learning. Your tasks Designing, building, and developing scalable and high-performance data processing...

We are building a new mobile game with the ambition of reaching hundreds of millions of users and processing billions of events every day. We are now looking for an experienced Senior Data Engineer to build our data infrastructure from the ground up to match these ambitions. You will work on the core data platform that powers decision-making across product,...

Quantitative Software Engineer Warsaw, hybrid. Join a team building a research-to-trading platform used to design, test, and deploy quantitative investment strategies. This is a hands-on engineering role focused on high-performance analytics, market data, and production trading infrastructure. Responsibilities Develop and maintain C++ and Python applications...

The project is for one of the world's famous science and technology companies in pharmaceutical industry, supporting initiatives in AWS, AI and data engineering, with plans to launch over 20 additional initiatives in the future. Modernizing the data infrastructure through the transition to Snowflake as a priority, as it will enhance capabilities for...

The project is for one of the world's famous science and technology companies in pharmaceutical industry, supporting initiatives in AWS, AI and data engineering, with plans to launch over 20 additional initiatives in the future. Modernizing the data infrastructure through the transition to Snowflake as a priority, as it will enhance capabilities for...

The project is for one of the world's famous science and technology companies in pharmaceutical industry, supporting initiatives in AWS, AI and data engineering, with plans to launch over 20 additional initiatives in the future. Modernizing the data infrastructure through the transition to Snowflake as a priority, as it will enhance capabilities for...

The project is for one of the world's famous science and technology companies in pharmaceutical industry, supporting initiatives in AWS, AI and data engineering, with plans to launch over 20 additional initiatives in the future. Modernizing the data infrastructure through the transition to Snowflake as a priority, as it will enhance capabilities for...

SIX is recruiting a data platform engineer to work on the company wide data platform. In this role, you will be part of a cross-functional team responsible for both designing and implementing a reliable platform for analytics and data science, as well as consulting internal customers who use the platform across the organization. What You Will Do Be part of...

Role Overview We are looking for an experienced Senior Webscraping & Data Engineer to build scalable systems for collecting data from diverse online sources. The role focuses on reliable, high-performance webscraping and transforming public, unstructured information into datasets for research and investment teams. You will work with scraping, APIs, data...

Junior Data Engineer Location Scope Contract Salary Why Join Us At Cloudfide, you’ll start your data engineering career inside real, large-scale projects - not shadow work. We build cloud-native data platforms, process massive datasets, and work with international clients, including Fortune 500 and leading retail organizations. You’ll work with modern...

You will join the Data Product Center, a central part of BEC's Data Modernization Program in Warsaw. The program is transforming BEC's data ecosystem by moving from legacy solutions to a modern platform built around scalable, compliant, and reusable data products. Working closely with BEC's member banks, the program improves access to data and data quality...

Python or Java | SQL | TB-scale flight data | Aviation AI At StorkJet, we build software that helps airlines reduce fuel consumption and CO² emissions by processing high-volume flight and operational data. This is not a pure maintenance role. We are looking for a senior/expert engineer who wants to modernize and evolve production backend/data-processing...

Inżynier Danych / Data Engineer (k/m)Twój zakres obowiązków Projektowanie i rozwój: Tworzenie oraz optymalizacja procesów ETL/ELT z wykorzystaniem technologii dbt (data build tool) oraz Python. Architektura danych: Projektowanie i rozwój struktur bazodanowych...

For our client, a global leader in its industry, we are looking for a Data Integration & Systems Engineer Working mode: Hybrid Type of contract: B2B Primary purpose: Design, build, and operate scalable data pipelines and data flows that enable Next Best Action (NBA) decisioning to run reliably across on-premises and cloud platforms. Ensure that data is...

Currently, for one of our Partners, we are looking for an experienced Data Engineer / ML Engineer (m/f/n) to support a data and machine learning project delivered for an international client.In this role, you will:Write production-ready code for data and ML solutions.Leverage GPU and CPU resources appropriately and understand capacity requirements for ML...

We are looking for a hands-on Analytics Engineer who can work across both data engineering and analytics/reporting. This is not a Power BI-only role. The ideal candidate should be comfortable owning data tasks end-to-end — from understanding source data and building transformation pipelines to creating well-designed datasets and Power BI dashboards.Key...

About The RoleAs a Senior Big Data Engineer, you will contribute to building enterprise-scale data solutions for a leading US healthcare provider focused on dialysis services. You will work within SoftServe’s Big Data & Analytics Center of Excellence, delivering scalable data products and supporting the evolution of modern data architectures across...

Who we are: Burson, part of WPP, is the global communications leader built to create value for clients through reputation. With highly specialized teams, industry-leading technologies and breakthrough creative, we help brands and businesses redefine reputation as a competitive advantage so they can lead today and into the future. When you work at Burson, you...

O projekcie:We are looking for an experienced Test Automation Engineer / Automation Quality Engineer to improve and modernise an existing test automation landscape. The role is focused on reducing test execution time, increasing release confidence, improving GUI regression coverage, and supporting the migration of test pipelines to GitHub Actions.This is a...