Junior Data Engineer

GR8 Tech is a global product company that provides innovative, scalable platforms and business solutions for the iGaming industry.

We have а great experience: GR8 Tech platform successfully handles millions of active players and offers best practices to develop and grow in the gambling industry. We are here to provide great gaming tech to satisfy even greater ambition!

We develop complete tech coverage for gambling businesses worldwide, including iGaming platform solutions, consulting, integration, and long-lasting operation services.

We are driven by our ambition to make a great product with great people! Together we move the world of iGaming forward — join!

Our team is building a high load Data Platform with over 1 TB/day real-time data and up to 100 GB/day of new aggregated data, which includes following directions:

• Integration with third-party services/solutions;
• Supporting for operations data-centric services;
• Data validation and storage.

About your key responsibilities and impact:

• Working with large datasets (100+ TB) that must be updated at least hourly;
• Using DWH components: AWS (S3, Athena, Redshift), GCP (Cloud Storage, BigQuery), PostgreSQL;
• Collecting data from Kafka, Google Analytics, Firebase, Appsflyer, Cloudflare, and other third-party applications;
• Modelling data by building a centralized data catalog with well-validated and documented data marts;
• Automating data quality and integrity testing;
• Developing and integrating the semantic layer;
• Designing and implementing REST-based APIs;
• Developing and supporting ETL/ELT processes;
• Creating and maintaining project documentation.

Essential professional experience:

• 1+ years of commercial experience as a Data Engineer or in a similar role;
• Proficiency in Python;
• Experience with Relational Databases: Practical experience with databases such as PostgreSQL, Microsoft SQL Server, etc;
• Experience with Cloud Providers: Hands-on experience with AWS (S3, Athena, Redshift) and/or Google Cloud Platform (Cloud Storage, BigQuery).

Desirable skills and personal features:

• Basic understanding of REST API technologies (Aiohttp, Flask, FastAPI);
• Experience with job scheduling and task queues;
• Familiarity with data collection tools (Kafka, Google Analytics, Firebase, Appsflyer, Cloudflare, etc.);
• Experience in developing and supporting ETL/ELT processes;
• Understanding of data quality and integrity testing automation;
• Experience in developing semantic layer models.

What we offer:

Benefits Cafeteria:

• Sports compensation;
• Medical coverage;
• Psychological support;
• Home-office coverage.

Work-life:

• Remote work, Coworking compensation;
• Childcare budget;
• Maternity leave;
• Paternity leave;
• Additional 2 days for family events.

Our GR8 Culture:

• Open feedback and transparent direct communications;
• Growth and development: better every day;
• High tolerance to experiment and mistakes;
• Supportive friendly environment.

Data Protection Information regarding the processing of your personal data in connection with the recruitment and selection process can be found in the Candidate Privacy Notice at https://gr8.tech/candidate-privacy-notice/.