Senior Data Engineer

Data Engineer

Responsibilities:

• Creating and managing data collection processes from various sources, such as databases, CSV files, APIs, etc.
• Processing and cleaning data, removing duplicates, correcting errors, and normalizing data to ensure consistency and quality
• Designing, implementing, and managing ETL (Extract, Transform, Load) processes to transform data from different formats and sources into a unified structure suitable for analysis
• Designing and creating databases and data warehouses, optimizing data schemas and structures for performance and flexibility
• Conducting data analysis, including exploring trends, patterns, and relationships in the data to provide valuable business insights
• Monitoring the database, ensuring data security, creating backups, and ensuring compliance with data protection regulations
• Optimizing data processing and database systems to ensure fast data access and efficient analysis

Requirements:

• Minimum 3 years of experience in a Data Engineer or similar role
• Proficiency in programming languages: Python, SQL
• Knowledge of ETL tools and data warehouses
• Strong analytical and problem-solving skills
• Ability to write unit, integration, and end-to-end tests with best practices
• Experience in designing and building scalable solutions based on microservices architecture
• Willingness to work on-site
• Familiarity with messaging systems (Kafka preferred)
• Knowledge of relational and non-relational databases

We offer:

• Employment Contract or B2B
• Hybrid work from office in Warsaw
• Gym, Entertainment area
• Bike parking
• Internal trainings