Data Engineer
We are looking for a Data Engineer to design, implement, and optimize data pipelines to support analytics and reporting. You’ll work on data ingestion, ETL/ELT processes, real-time streaming, and ensuring data quality and security. Collaborating with stakeholders, you'll build and maintain the data platform while ensuring performance, scalability, and compliance with best practices.
Work closely with business analysts, data analysts, data scientists, and other stakeholders to understand data requirements and deliver solutions that meet business needs.
Implement data ingestion processes to move structured, semi-structured and unstructured data from various sources into the data lake.
Design, develop, and maintain robust ETL/ELT pipelines to extract, transform, and load data into the data warehouse, ensuring data quality, consistency, and integrity.
Orchestrate and automate data workflows, ensuring timely and reliable data processing.
Implement data cleansing, enrichment, and normalisation to prepare data for downstream analysis.
Implement and manage real-time data streaming solutions, ensuring that real-time data is accurately captured, processed, and made available for immediate analytics and reporting.
Continuously monitor, troubleshoot, and optimise the performance of data workflows.
Manage and optimise a data lake, ensuring efficient storage, retrieval, and processing of large-scale datasets.
Develop data models and schemas within the data warehouse using dimensional modelling techniques to support analytical reporting and querying.
Implement best practices for data warehousing based on Kimball Data Warehouse Lifecycle methodology, ensuring data is organised, scalable, and performant.
Implement data partitioning, bucketing, and indexing strategies to enhance query performance.
Implement data governance features to support data governance policies and procedures, including metadata management, data classification, data quality management, and data lineage.
Implement role-based access controls, encryption, and other security measures to protect sensitive data.
Contribute to the implementation of Data Lakehouse architectures.
Evaluate and integrate new technologies to enhance the existing data architecture and support Data Lakehouse use cases.
Maintain comprehensive documentation for all data processes, pipelines, and architecture components.
Ensure that all data engineering practices comply with company policies and standards.
Bachelor’s degree in computer science, information systems, data engineering, or a related field.
2+ years of experience as a Data Engineer, with a focus on back-end development, including building and maintaining data pipelines, data lakes, and data warehouses in AWS/GCP environments.
Advanced SQL skills and proficiency in scripting languages (e.g., Python) for data processing and automation.
Strong experience with managing and developing data workflows by using a tool such as Apache Airflow.
Proficiency in Dataflow, Glue, or similar tools for ETL development.
Knowledge of real-time data streaming technologies, such as Apache Kafka, is a plus.
Experience with data lake and data warehouse implementations.
Familiarity with Data Lakehouse architectures and experience with tools like Snowflake, Google Big Query, or Databricks is highly desirable.
Understanding of GCP and/or AWS cloud data services.
Understanding of data governance frameworks and experience with implementing controls to enforce compliance with data governance policies across data systems.
Analytical skills with the ability to diagnose issues in complex data workflows.
Documentation skills with attention to detail in managing data processes and documentation.
Ability to troubleshoot and resolve performance bottlenecks in data processing pipelines.
Experience managing multiple projects simultaneously.
Ability to translate technical concepts into business-friendly language.
Good communication skills to collaborate effectively with cross-functional teams and stakeholders.
Eagerness to learn and adapt to new technologies, tools, and methodologies in the rapidly evolving data engineering landscape.
Willingness to stay up-to-date with the latest trends and best practices in data engineering, cloud computing, and data management.
Please note: As Casumo is an international company and English is our working language, we kindly ask you to submit your CV in English.
The Perks:
Being a part of the Casumo group provides an unparalleled experience. You’ll find yourself surrounded by the brightest minds within the most inspiring and collaborative office spaces!
In addition to that, you’ll enjoy:
Our Zagreb Office
- Private health insurance
- Wellness incentives, including a fitness allowance and mental well-being services
- 2 weeks Work From Anywhere (10 days), increased to 4 weeks (20 days) after longer duration of employment within the Company: explore the world while working remotely
- Food allowance
- Access to some of the greatest tools and platforms for developing your professional skills and building success within your role
- A range of training courses, known as Casumo College, for continuous learning and growth
- Social events for building strong relationships with colleagues from all across the organisation
Our Malta Office
- Private health insurance
- Wellness incentives, including a fitness allowance and mental well-being services
- Flexible national holidays: public holidays mean more time off, choose how and when to enjoy them!
- 2 weeks Work From Anywhere (10 days), increased to 4 weeks (20 days) after longer duration of employment within the Company: explore the world while working remotely
- Gourmet lunches and healthy snacks prepared by our in-house chef
- Variety of discounts from local vendors
- Access to some of the greatest tools and platforms for developing your professional skills and building success within your role
- A range of training courses, known as Casumo College, for continuous learning and growth
- Social events for building strong relationships with colleagues from all across the organisation
Our Skopje Office
- Private health insurance
- Wellness incentives, including a fitness allowance and mental well-being services
- 2 weeks Work From Anywhere (10 days), increased to 4 weeks (20 days) after longer duration of employment within the Company: explore the world while working remotely
- Office lunches - three times per week
- Access to some of the greatest tools and platforms for developing your professional skills and building success within your role
- A range of training courses, known as Casumo College, for continuous learning and growth
- Social events for building strong relationships with colleagues from all across the organisation
At Casumo, we don’t do “ordinary.” We launched in Sweden in 2012 to shake up the online casino world, and we’ve been colouring outside the lines ever since. Today, we’re live across regulated markets under licences from the MGA, Gibraltar, UK, Sweden, and Spain. We’re bold, but we’re also buttoned-up where it counts. Inside the Umoverse, you’ll find thousands of games, a live casino, a slick sportsbook, daily campaigns (we call them Umodays), live leaderboards (Umoboards), and an award-winning app built to make play fast, fun, and seamless. Behind it all? A team of 45+ nationalities spread across Malta, Gibraltar, North Macedonia, Croatia, Spain, and Serbia - curious minds who thrive on creativity and collaboration. Our vision? To create a trusted, responsible gaming environment that transforms everyday moments into lasting memories.