Praca dla freelance data science engineer python sql w Warszawa

We are seeking a Senior Data Analyst to join an impactful engineering initiative delivering high-value data solutions for a global leader in digital payments and financial technology. In this role, you will play a pivotal part within a dedicated Grid Dynamics squad (working alongside Senior Java Engineers and a Data Engineer) while collaborating closely with...

As a global leader in facilities services we connect people and places to make the world work better. Whether directly or indirectly, you’ll play a vital role in supporting our placemakers in delivering exceptional workplace experiences for our customers. Together, we make space for people and businesses to thrive. Location: Warsaw Language: English,...

PwC Polska’s Digital&IPA team is seeking a Senior BI Developer (freelance) to design and build analytics solutions for clients across industries. You will transform business problems into actionable insights and craft compelling visualizations that drive real-time and strategic decisions.You will collaborate with product design, BI and data science...

Are you a Principal Engineer or Architect who excels at translating complex client goals into robust, production-ready lakehouse architectures? Excited to bridge the gap between deep technical execution (Spark, Python, DataOps) and executive-level consulting across multi-cloud environments? So please, take a few minutes and read about your potential new job....

At Bayer, we are committed to transparency, equal pay for equal work or work of equal value, and objective reward practices in line with EU and local regulations. The minimum monthly gross compensation for this role is 25 760 PLN gross with final pay determined based on objective factors such as experience, qualifications, scope of responsibility, and...

We are looking for a Senior Data Migration Engineer to join Sii and our delivery team focused on SQL Server to Snowflake migrations for a global client operating in the tobacco industry. You will contribute to the development of Matillion pipelines, AI-assisted code conversion, automated testing, and data reconciliation from the outset. Your tasks Migrating...

Lead Data Architect – Product SupplyThe Data Assets, Analytics & AI team at Bayer Consumer Health focuses on bringing digital transformation and innovation by creating best in class analytical solutions enabling data-driven decision making and performance optimization for Bayer Consumer Health organization.You will be part of the Data Assets, Analytics &...

Job DescriptionAt U.S. Bank, we’re on a journey to do our best. Helping the customers and businesses we serve to make better and smarter financial decisions, enabling the communities we support to grow and succeed in the right ways, all more confidently and more often—that’s what we call the courage to thrive. We believe it takes all of us to bring our...

CloudFerro is a provider of cloud data processing services . It provides and supports cloud computing for specialized markets, including the European space industry, climate research and science.It has extensive experience in storing and processing large data sets, including multi-petabyte Earth observation satellite data repositories. CloudFerro solutions...

Minimum qualifications:Bachelor’s degree in Science, Technology, Engineering, Mathematics, or equivalent practical experience.6 years of experience coding in a general purpose coding language or in system design.6 years of experience troubleshooting and advocating for customers' needs, and triaging technical issues.6 years of experience with two or more of...

At Huuuge Games , we make top-grossing mobile games that bring people together through fun and social mobile gaming.As a Senior Data Analyst , you'll join a Marketing team where you’ll be at the center of how we acquire players, invest our marketing budget, and understand what actually drives growth - turning data into decisions that reach millions of...

C&F is a technology services company providing innovative solutions in Data Management, Big Data, Advanced Analytics and Compliance. With a highly integrated team of 400+ experts, for over 20 years C&F has been delivering superior engineering and premium operations to Fortune 500 companies, primarily in the Life Science industry. We are looking for an...

Algolytics rozwija platformę Scoring.One oraz rozwiązania z obszaru AutoML, MLOps, Feature Store, real-time decisioning, credit risk, antifraud i customer intelligence. Szukamy osoby, która chce łączyć pracę data scientistyczną z realnym wdrażaniem modeli w środowiskach produkcyjnych oraz wpływem na rozwój naszych produktów.To rola dla osoby,...

Описание: The company provides IT services and consulting, focusing on digital healthcare and data-driven marketing solutions.ЗадачиDesign and develop production-ready AI systems based on LLMs and agent-based workflows;Build and maintain data pipelines for retrieval, orchestration, and evaluation;Implement solutions using frameworks such as...

At U.S. Bank, we’re on a journey to do our best. Helping the customers and businesses we serve to make better and smarter financial decisions, enabling the communities we support to grow and succeed in the right ways, all more confidently and more often—that’s what we call the courage to thrive. We believe it takes all of us to bring our shared...

Samba in Warsaw is seeking a mid-level Data Scientist to own end-to-end data science projects with minimal guidance. You will work on significant data science initiatives, mentoring juniors and delivering production-ready pipelines.We expect 3–5 years of hands-on experience, strong Python, PySpark, SQL, and Databricks expertise. Knowledge of MLOps, RAG,...

Position OverviewLead IT Expert – DataOps (Tech Lead) at Roche Digital Technology (RDT) Data Platforms. Responsible for architecting and evolving the DataOps.Roche platform, driving platform strategy and integration with enterprise data tools. Operate within a decentralized Data Mesh and regulated GxP environment.Key ResponsibilitiesLead the technical...

Role Description About the Role: We are looking for a Business Intelligence Developer to join our Self-Service Analytics team. In this role, you will support, implement, test, document, and maintain self-service business intelligence solutions, including analytics, visualization, and reporting technologies. You will play a key role in enabling business...

JLL empowers you to shape a brighter way. Our people at JLL are shaping the future of real estate for a better world by combining world class services, advisory and technology for our clients. We are committed to hiring the best, most talented people and empowering them to thrive, grow meaningful careers and to find a place where they belong. Whether...

LocationWarsaw, on-site (5 days per week from the Client's office)TasksPerform the role of Middleware Engineer for an application migration initiative within a large data center migration programSupport applications serving payment card acceptance / acquiring and issuer processor business processesWork within a three‑tier architecture environment and...