Data Warehouse Developer

23 hours ago

Warszawa, Czech Republic ITDS Full time

Experience with database systems such as Teradata, SAP HANA or similar Fluency in SQL, including query optimization skills and practical experience in data modeling Practical knowledge of at least one scripting language (Python or Shell script) and the ability to work with APIs Experience in building and maintaining data warehouses and ETL/ELT processes (e.g., Informatica Power Center) Knowledge of visualization and reporting tools (e.g., SAP BO, Qlik Sense) Comfort working with the Linux/Unix operating system and command-line tools Knowledge of version control systems (e.g., Bitbucket) Independence in creating technical documentation (e.g., Jira, Confluence) Ability to proactively monitor processes and solve problems English language proficiency enabling free communication and work with technical documentation (min. B2) As a Data Warehouse Developer you will be working for our client, a prominent leader in the health and beauty retail industry with a strong presence through its extensive network of stores and a thriving e-commerce platform. You will be an integral part of a team dedicated to the ongoing development, maintenance, and optimization of the company's central data warehouse. This role is essential for improving business intelligence functions and empowering data-informed decisions across various departments. Your primary focus will be on the hands-on implementation of data solutions, ensuring the efficient processing and availability of information for advanced analytics, which helps in understanding customer behaviour and market dynamics. Location: hybrid - 4 days in the office in Warsaw Rate: B2B: 150 – 175 PLN/h netto+vat We offer you: ITDS Business Consultants are involved in many various, innovative and professional IT projects for international companies in the financial industry in Europe. We offer an environment for professional, ambitious, and driven people. The offer includes: Stable and long-term cooperation with very good conditions Enhance your skills and develop your expertise in the financial industry Work on the most strategic projects available in the market Define your career roadmap and develop yourself in the best and fastest possible way by delivering strategic projects for different clients of ITDS over several years Participate in Social Events, training, and work in an international environment Access to attractive Medical Package Access to Multisport Program Access to Pluralsight ,[Design, develop and maintain ETL/ELT processes feeding the data warehouse, Create, optimize and maintain complex SQL queries and perform data modeling, Automate data flows using scripting languages and integrate with external systems via API, Monitor the integrity and performance of data processes and respond quickly to incidents, Cooperate with analytical and business teams to support their reporting needs, Create and maintain clear technical documentation for the developed solutions, Work in a Linux/Unix environment and use version control systems] Requirements: SQL, Teradata, Python, Shell, SAP Additionally: Sport subscription, Training budget, Private healthcare, Flat structure, Small teams, International projects.

  • Junior/Mid Data Engineer @ Respect Energy Fuels Sp zo.o.

    2 weeks ago

    Warszawa, Czech Republic Respect Energy Fuels Sp zo.o. Full time

    Technical Skills: Strong knowledge of Python, especially for ETL processes and data transformation. Experience with workflow orchestration tools, preferably Apache Airflow. Solid SQL skills and experience designing, querying, and administering relational databases (e.g., MySQL), including user access management and schema design. Hands-on experience working...

  • Snowflake Data Engineer @ Spyrosoft

    6 days ago

    Remote, Kraków, Warszawa, Wrocław, Szczecin, Białystok, Łódź, Czech Republic Spyrosoft Full time

    Requirements: Great knowledge of dbt Cloud for ETL development Experience with working on Snowflake data warehouse as a target system for ETL Proficiency to prepare clear documentation in the Confluence platform Ability to use ticketing systems such as JIRA and/or Azure DevOps Familiarity with Snowflake infrastructure as an advanced Ability to...

  • Data Engineer @ Godel Technologies Europe

    1 week ago

    Białystok, Warszawa, Gdańsk, Łódź, Wrocław, Czech Republic Godel Technologies Europe Full time

    Ideally you have: 3+ years in Data Engineering role  Solid Python programming skills for building and maintaining data pipelines  Advanced SQL skills, including query optimization and performance tuning  Experience with ETL/ELT tools and data orchestration frameworks like Apache Airflow, dbt  Strong understanding of data modeling principles (dimensional...

  • Big Data Engineer

    1 week ago

    Warszawa, Czech Republic Integral Solutions Full time

    Minimum 3 years of experience in Python or Scala programming Commercial experience and exposure to BigData technologies, Spark is a must Familiarity with Data Warehouse principles Knowledge of good engineering practices, Big Data processing, including Design standards, Data Modelling techniques, coding, documentation, testing and implementation Experience...

  • Data Engineer with Python @ GFT Poland

    5 days ago

    Poznan, Warszawa, Wrocław, Łódź, Kraków, Czech Republic GFT Poland Full time

    Openness to work in a hybrid model (2 days from the office per week) At least 2 years of commercial experience as a Data Engineer Strong SQL and Python and Spark/PySpark Good understanding of Data Warehousing concepts Experience with Data Modelling Understanding of key concepts around Data Warehousing, Data Lakes and Data Lakehouses Experience with Cloud...

  • Data Engineer

    2 weeks ago

    Remote, Warszawa, Czech Republic Mindbox Sp.z.o.o. Full time

    3–5+ years of experience as a Data Engineer in enterprise environments Strong knowledge of the Microsoft Fabric ecosystem: Data Factory, Lakehouse, Synapse, Power BI Proficiency in SQL and Python (PySpark / Pandas) Hands-on experience with data modeling and ETL/ELT design Understanding of cloud platforms (Azure preferred) Familiarity with DevOps/Git...

  • Mid Data Engineer @ Idego Group Sp. z o.o.

    3 days ago

    Remote, Gdynia, Warszawa, Poznań, Kraków, Wrocław, Trójmiasto, Czech Republic Idego Group Sp. z o.o. Full time

    Technical Requirements: Strong SQL skills and experience in data modeling Practical experience with DBT – creating models, tests, and documentation Experience with cloud data warehouses (Snowflake, BigQuery, Redshift) Understanding of Medallion Architecture and ETL/ELT processes Familiarity with GitHub and CI/CD pipelines Nice-to-have: experience...

  • QA Engineer

    5 days ago

    Warszawa, Gdynia, Gdańsk, Czech Republic Ework Group Full time

    This is max 6 months B2B project as a consultant but after that period - the client expects to have this person as the internal consultant for employment contract. This role requires a strong background in data warehouse testing, SQL expertise, dbt testing and experience with Snowflake. ✔️ Must-have knowledge and experience: Proven experience in data...

  • Business-System Analyst

    3 days ago

    Kielce, Lublin, Białystok, Poznań, Warszawa, Czech Republic Britenet Full time

    Minimum 4 years of experience in a similar position as a business/system analyst in IT projects Experience working with data warehouses Highly developed analytical skills Knowledge of UML (Unified Modeling Language) and BPMN (Business Process Model and Notation) Knowledge of database concepts and the SQL language Familiarity with business requirements...

  • Medidata Rave Programmer @ Antal

    6 days ago

    Warszawa, Czech Republic Antal Full time

    Medidata Rave EDC Certified Study Builder OR an equivalent combination of: Medidata Rave Study Design and Build Essentials – Data Managers Medidata Rave Study Design and Build Essentials – Data Validations Hands-on experience building and validating Rave EDC systems in clinical trial settings. Familiarity with GCP, GDP, and regulatory compliance...