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Big Data Engineer

Iasi, Romania Remote, Bucharest, Romania

We are hiring Data Engineers for a big gaming company to work on high-impact projects, including the migration of event systems from ClickHouse to Databricks, building and optimizing a modern data lake, and developing scalable data pipelines. This role will give you the opportunity to design, optimize, and maintain distributed data systems that support analytics, machine learning, and reporting across the organization.

Essential functions

  • Develop and maintain scalable ETL/ELT pipelines using Apache Spark (PySpark/Scala) and other modern data tools

  • Migrate data workflows from ClickHouse to Databricks, ensuring reliability and performance

  • Build and optimize data models and processing workflows for analytics and telemetry data

  • Implement data contracts, governance, and quality frameworks to ensure consistency and integrity

  • Collaborate with analytics, product, and engineering teams to improve data accessibility and support data-driven decision-making

  • Monitor, troubleshoot, and resolve performance issues in batch and real-time processing jobs

  • Document data assets, transformations, and workflows for engineering knowledge sharing

Qualifications

  • Strong experience with Python (or solid experience with Scala as an alternative)

  • Working knowledge of Java or Scala for backend/data engineering tasks

  • Strong experience with SQL and Apache Spark in production environments

  • Hands-on experience with Databricks and distributed data systems

  • In-depth understanding of data concepts, architecture, and debugging Spark jobs

  • Proven ability to work with large-scale data sets and complex pipelines

Would be a plus

  • Extensive experience in data engineering or backend development (5+ years preferred)

  • Familiarity with cloud platforms such as AWS or GCP

  • Experience with orchestration and data tools such as Airflow, Kafka, or dbt

  • Knowledge of data mesh principles and modern data quality frameworks

  • Knowledge of gaming analytics

We offer

  • Work on bleeding-edge projects on a team of experienced and motivated engineers

  • Flexible working hours

  • Specialisation courses

  • 24 days annual leave + an additional of 5 sick days

  • Floating Holidays

  • Private medical subscription for employees and their family members

  • Benefits basket with the total value of 650 euro/year

About us

Grid Dynamics (NASDAQ: GDYN) is a leading provider of technology consulting, platform and product engineering, AI, and advanced analytics services. Fusing technical vision with business acumen, we solve the most pressing technical challenges and enable positive business outcomes for enterprise companies undergoing business transformation. A key differentiator for Grid Dynamics is our 8 years of experience and leadership in enterprise AI, supported by profound expertise and ongoing investment in data, analytics, cloud & DevOps, application modernization and customer experience. Founded in 2006, Grid Dynamics is headquartered in Silicon Valley with offices across the Americas, Europe, and India.

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    Grid Dynamics is an equal opportunity employer. We are committed to creating an inclusive environment for all employees during their employment and for all candidates during the application process.

    All qualified applicants will receive consideration for employment without regard to, and will not be discriminated against based on, age, race, gender, color, religion, national origin, sexual orientation, gender identity, veteran status, disability or any other protected category. All employment is decided on the basis of qualifications, merit, and business need.