freelance data science engineer python sql

DescriptionNetguru 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...

As a Data Science Engineer, you will develop data-driven solutions on AWS — combining data analysis, feature engineering, statistical thinking, and hands-on data engineering.You will work closely with business, engineering, and platform teams to turn data into actionable insights and scalable analytical workflows.ResponsibilitiesExplore, analyze, and...

Data Engineer (Python)Your responsibilities Prowadzenie automatyzacji procesu pobierania danych, zastępując ręczne procesy bezpośrednią integracją z API lub hurtownią danych. Projektowanie modeli w SQL i Pythonie uwzględniających złożone ścieżki subskrybentów ...

IndustrybankingLocationhybrid - 3 days per week from office in Warsaw or GdańskRate165 pln/h on b2bSummaryWe're looking for a Senior Data professional with strong SQL and Python skills to design data models, define data mappings, and translate business requirements into scalable technical solutions in a banking environment.Main ResponsibilitiesDesign and...

As a recruitment company, DCG understands that every business is powered by experienced professionals. Our management style and partnership approach enable us to meet your needs and provide continuous support. Due to our ongoing growth and the large number of recruitment projects we undertake for our partners, we are currently looking...

As a recruitment company, DCG understands that every business is powered by experienced professionals. Our management style and partnership approach enable us to meet your needs and provide continuous support. Due to our ongoing growth and the large number of recruitment projects we undertake for our partners, we are currently looking...

ResponsibilitiesDesigning and building a stable, scalable, near real‑time and reliable BMC Helix data replication solutionBuild, design and maintain data architecture ensuring complete collection and quality of data while adhering to best data practicesDesign, build, test and maintain data pipelinesTroubleshooting and innovatingWorking within SAFe Scrum...

City: WarsawState: Mazowieckie (PL-MZ)Country: Poland (PL)Requisition Number: 44367 Overview We are seeking a highly motivated and experienced Data Science Manager, with strong expertise in commercial analytics to join our growing team. As Data Science Manager, you will be responsible for leading a team of data scientists, engineers, and machine learning...

We are seeking a hands-on Senior Python Data Engineer to join the Regulatory Reporting team in Poland within the Investment Bank's Digital Operations Stream, working to transform how the client does business by simplifying and improving the products and platforms relied on by Regulatory and Data Clients. Please note that working from the client's office is...

AI Engineer (Python Software Engineer + GenAI) | Digital& Zespół Digital& w PwC Polska liczy 400 osób. Odpowiadają za projekty w obszarze IT dla polskich i międzynarodowych klientów. Realizujemy wiele zadań: od projektowania, budowania i implementacji poprzez opracowanie specyfikacji funkcjonalnej, analizę danych w systemach źródłowych po...

Planet hires a Technical Solution Engineer to design and implement data-driven solutions using SQL and a programming language (Python, Java, or JavaScript). You will work with internal teams to meet customer needs, troubleshoot issues, and optimize performance across databases and applications.The role emphasizes hybrid work arrangements, collaboration with...

As a recruitment company, DCG understands that every business is powered by experienced professionals. Our management style and partnership approach enable us to meet your needs and provide continuous support. Due to our ongoing growth and the large number of recruitment projects we undertake for our partners, we are currently looking...

As a recruitment company, DCG understands that every business is powered by experienced professionals. Our management style and partnership approach enable us to meet your needs and provide continuous support. Due to our ongoing growth and the large number of recruitment projects we undertake for our partners, we are currently looking...

Responsibilities As a Data Science Engineer, you will develop data-driven solutions on AWS — combining data analysis, feature engineering, statistical thinking, and hands-on data engineering. You will work closely with business, engineering, and platform teams to turn data into actionable insights and scalable analytical workflows. Responsibilities:...

City : Warsaw State : Mazowieckie (PL-MZ) Country : Poland (PL) Requisition Number: 44367     Overview: We are seeking a highly motivated and experienced Data Science Manager, with strong expertise in commercial analytics and to join our growing team. As Data Science Manager, you will be responsible for leading a team of data scientists,...

Data Science ManagerDate: Jul 7, 2026City : Warsaw State : Mazowieckie (PL-MZ) Country : Poland (PL) Requisition Number: 44367Overview:We are seeking a highly motivated and experienced Data Science Manager, with strong expertise in commercial analytics and to join our growing team. As Data Science Manager, you will be responsible for leading a team of data...

**Powering the agentic revolution in travel.** Sabre is an AI-native technology leader, backed by one of the world’s largest travel data clouds. Built on an open, modular, cloud-native architecture, Sabre serves as the backbone for both established leaders and bold, new disruptors, guiding them to the next age of travel retailing through intelligent,...

Arini Capital Management is a specialized alternative asset manager with a diverse credit investment offering across public and private credit, supported by a highly sophisticated global institutional investor base. Founded in 2021 with a primary focus on European credit markets and an approach rooted in fundamental credit analysis, Arini manages capital...

Nasze wymagania:wykształcenie wyższe (idealnie: informatyka, matematyka, statystyka, Data Science).minimum 3 lata doświadczenia w obszarze Data Science,bardzo dobra znajomość języka Python,doświadczenie z bibliotekami Machine Learning (np. scikit-learn, TensorFlow, PyTorch, XGBoost),bardzo dobra znajomość SQL,znajomość metod statystycznych oraz...

ResponsibilitiesDesigning and building a stable, scalable, near real‑time and reliable BMC Helix data replication solutionBuild, design and maintain data architecture ensuring complete collection and quality of data while adhering to best data practicesDesign, build, test and maintain data pipelinesTroubleshooting and innovatingWorking within SAFe Scrum...