Senior Data Engineer

Ciklum is looking for a Senior Data 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 engineer technology that redefines industries and shapes the way people live. About the role: As a Senior Data Engineer, become a part of a data team to support their pricing initiatives. We are looking for someone with a passion for working with data, making discoveries, and strong knowledge of mathematics and statistical modeling. The ideal candidate is a team player, self-starter, and able to hit the ground running. Responsibilities: Build predictive models using statistical and machine learning techniques used for classification, regression, and disambiguation. Assess model performance and communicate with stakeholders Derive insights from data to improve our understanding of user identity and their journey from online to retail Mine and analyze prescription drug pricing and volume to drive optimization and improvement of product development; refine attribution and identity through NLP cleaning and typo correction techniques Support our marketing DS team with audience selection and generation Partner with the rest of the data team to improve data consistency, cleanliness, and ease of use Requirements: 3+ years of experience in data science/machine learning Undergraduate degree in a quantitative field (e.g. hard sciences, engineering, operations research, etc) Experience delivering impact through statistical analysis and predictive modeling (knowledge in areas of pricing, identity, and attribution preferred) Strong knowledge with databases such as RedShift, PostgreSQL, and Spark/EMR; familiarity with Python computing stack Comfortable with ambiguity, adaptable to a high-change environment, and open to new concepts and processes Desirable: Prior exposure to the prescription/healthcare industry Advanced Degree What`s in it for you? Strong community: Work alongside top professionals in a friendly, open-door environment Growth focus: Take on large-scale projects with a global impact and expand your expertise Tailored learning: Boost your skills with internal events (meetups, conferences, workshops), Udemy access, language courses, and company-paid certifications Endless opportunities: Explore diverse domains through internal mobility, finding the best fit to gain hands-on experience with cutting-edge technologies Flexibility: Enjoy flexibility – full remote working possibilities Care: We’ve got you covered with company-paid medical insurance About us: At Ciklum, we are always exploring innovations, empowering each other to achieve more, and engineering solutions that matter. With us, you’ll work with cutting-edge technologies, contribute to impactful projects, and be part of a One Team culture that values collaboration and progress. With delivery centers in Wrocław and Gdańsk, our 300+ professionals in Poland drive forward-thinking solutions for global clients. Join a community where collaboration sparks innovation—and your impact reaches millions. Explore, empower, engineer with Ciklum! Interested already? We would love to get to know you! Submit your application. We can’t wait to see you at Ciklum. #LI-JW1