freelance data science engineer python sql

At Ceartas, we lead the way in AI-powered brand protection, copyright law, and digital security, safeguarding the integrity of content creators, brands, and enterprises worldwide. As we scale rapidly, we're looking for a Data & Python Software engineer to drive innovation in our data pipelines and crawling technologies. In this pivotal role, you'll...

Szukamy doświadczonej osoby, która łączy zaawansowane kompetencje analityczne z praktycznym podejściem do Data Science i uczenia maszynowego. Jeśli potrafisz krytycznie oceniać koncepcje analityczne, przekładać problemy biznesowe na odpowiednie podejścia ML i chcesz samodzielnie pracować z danymi oraz modelami, ta oferta może być właśnie dla...

Working with UsChallenging. Meaningful. Life-changing. Those aren't words that are usually associated with a job. But working at Bristol Myers Squibb is anything but usual. Here, uniquely interesting work happens every day, in every department. From optimizing a production line to the latest breakthroughs in cell therapy, this is work that transforms the...

Support the development of modern data solutions within a large-scale Azure environmentBuild and maintain reliable data pipelines, ensuring high-quality data processing and enabling advanced analytics and business intelligence solutionsFocus strongly on Python-based data engineering, with less emphasis on reporting developmentData...

  Senior Data Engineer - Snowflake & Python Specialist Location: Warsaw Contract Type: ContractRemote Status: Hybrid Duration (months): 6 Design and build scalable data pipelines using Snowflake, Python and DBT Lead the migration and automation of RBAC roles with configuration-driven approaches Collaborate with data architects and scientists on...

We are looking for an experienced Data Engineer (Snowflake / SQL) to join a cross-functional technology team working on a modern data-driven platform supporting complex business processes within the life sciences sector. In this role, you will be responsible for building and maintaining reliable data solutions, working with large and diverse datasets and...

Bristol Myers Squibb in Warsaw, Poland, seeks a Senior Manager, Data Science to lead data science and advanced analytics for drug development. You will join the DSAA team to translate complex, multimodal data into testable hypotheses and actionable insights in support of clinical development decisions.Responsibilities include building reproducible pipelines...

Description Netguru is a trusted partner in digital commerce. The company helps leading brands modernize B2B solutions, marketplaces, and retail ecosystems. Since 2008, it has empowered businesses with cutting-edge technology, AI-powered personalization, and world-class engineering and design teams. A certified B Corporation®, Netguru is trusted by major...

Please submit your CV in English and indicate your level of English proficiency. Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation is project-based, not permanent employment. We're building a dataset to evaluate AI coding agents - how well a...

DescriptionPlease submit your CV in English and indicate your level of English proficiency.Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation is project-based, not permanent employment.We're building a dataset to evaluate AI coding agents -...

🚀 Cloud Data Engineer (AWS / Terraform / Python) Location: Poland (Remote) Contract: B2B, Full-Time Join the Future of Digital Tech with KolomoloAt Kolomolo, we don’t just follow trends - we set them. As a global supplier of IT services and digital modernization solutions, we help businesses embrace cutting-edge technology to optimize their...

Please submit your CV in English and indicate your level of English proficiency. Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation is project-based, not permanent employment. We're building a dataset to evaluate AI coding agents - how well a...

Please submit your CV in English and indicate your level of English proficiency. Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation is project-based, not permanent employment. We're building a dataset to evaluate AI coding agents - how well a...

Ambition Needs a Place to Grow.At Playtika, we create mobile games enjoyed by millions worldwide.Ambition Needs a Place to Grow.At Playtika, we create mobile games enjoyed by millions worldwide. Combining the scale of a public company (NASDAQ: PLTK) with the speed and ownership of a startup, we are a global leader where innovation, data, and creativity shape...

Astek Polska rekrutuje Mid Data Engineer dla klienta z branży farmaceutycznej. Rola obejmuje budowę i utrzymanie pipeline’ów ETL do hurtowni danych, pracę nad modelem gwiazdy oraz optymalizację zapytań w środowiskach produkcyjnych.Wymagana jest biegła znajomość SQL Server i T-SQL, doświadczenie z .NET/C#, Python oraz narzędziami BI. Praca w...

Location: Poland We Are: RTB House is a global company that provides state-of-the-art marketing technologies for top brands and agencies worldwide. Its proprietary ad-buying engine is the first in the world to be powered entirely by Deep Learning algorithms, enabling advertisers to generate outstanding results and reach their goals at every stage of the...

DescriptionCiklum is looking for a Python Engineer to join our team full-time in Poland.We are a custom product engineering company that supports both multinational organizations and scaling startups to solve their most complex business challenges. With a global team of over 4,000 highly skilled developers, consultants, analysts and product owners, we...

Your role As an AI Data Engineer, you will develop and maintain scalable data pipelines and AI-ready cloud infrastructure to support analytics, machine learning, and business intelligence solutions. You will work closely with engineering and AI teams to ensure reliable, secure, and high-quality data processing across multiple systems and platforms. Your...

We are looking for an experienced Senior Data Engineer / Data Platform Engineer to join an international Data team within the e-commerce and digital marketplace industry.The team is responsible for building next-generation, cloud-based data solutions capable of ingesting and processing petabytes of data across data lakes and data...

Working with UsChallenging. Meaningful. Life-changing. Those aren’t words that are usually associated with a job. But working at Bristol Myers Squibb is anything but usual. Here, uniquely interesting work happens every day, in every department. From optimizing a production line to the latest breakthroughs in cell therapy, this is work that transforms the...