Middle Data Engineer

Since 2007, MMDSmart has been a leading supplier in cloud-based business communications, delivering IT products to businesses in over 100 countries. The company focuses on Messaging and Voice solutions to empower clients' communication.

• 4+ years of experience as Data Engineer
• Strong experience with SQL and Google BigQuery
• Experience building data pipelines and ETL processes
• Solid knowledge of Python for data processing
• Hands-on experience with Apache Airflow
• Experience working with large datasets
• Understanding of data modeling and data warehouse concepts
• Experience with query optimization and cost-efficient data processing
• Experience with data pipeline monitoring and observability
• Fluency in Russian and English

Nice to have:

• Experience with Kafka or streaming data pipelines

• Design, build, and maintain data pipelines for batch and streaming data processing
• Develop and optimize ETL workflows using Python and SQL
• Build and maintain Airflow DAGs for orchestration of data workflows
• Implement data transformations and data quality checks
• Optimize BigQuery queries and data models for performance and cost efficiency
• Troubleshoot and improve reliability of existing pipelines
• Collaborate with analysts and engineering teams to support data needs

You will primarily focus on:

• Building and maintaining data pipelines
• Batch and streaming data processing
• Data transformation and orchestration
• Performance and cost optimization

*Medical Insurance and Sport Card perks are available for employees located in Bulgaria.

We are an equal opportunity employer committed to creating a diverse and inclusive work environment. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status.