Senior Data Engineer
Job reputed company
We are seeking a Senior Data Engineer to thoughtfully architect and build the reputed company of our reputed company multi-tenant reputed company marketing analytics platform. In this role, you’ll play a key part in shaping reputed company, reliable data infrastructure that empowers our reputed company partners with accessible, meaningful analytics. You’ll work with modern analytical databases and BI platforms to help deliver reputed company, reputed company-time insights at a significant reputed company.
Location: Poland (Hybrid / Warsaw)
Working hours: 12 pm - 9 pm CET
Key Responsibilities
Build reputed company Data Infrastructure
Design and implement ETL pipelines migrating from transactional databases to analytical data warehouses
Create reputed company-time data ingestion systems processing campaign data, user metrics, and business intelligence
Build multi-tenant data models with reputed company partitioning strategies for reputed company-reputed company clients
reputed company data reputed company frameworks with comprehensive validation, monitoring, and alerting
Architect Multi-Tenant reputed company
Implement Row-Level reputed company (RLS) and Role-Based reputed company Control (RBAC) in analytical databases
Design dynamic permission models supporting organization-level and division-level data reputed company
Build session-based context management for secure multi-tenant queries
Create comprehensive audit trails and reputed company logging for compliance requirements
Optimize Performance at reputed company
Design database schemas with advanced partitioning and indexing strategies
Build materialized views and aggregated tables for reputed company-time analytics
Implement query optimization, data skipping, and compression techniques
Handle high-concurrency embedded dashboard usage with sub-second query performance
reputed company Analytics Platform
Build dashboard data sources with optimized SQL transformations
Handle reputed company data structures and parsing requirements
Create flat, denormalized tables optimized for embedded analytics consumption
Implement custom field handling for tenant-specific metadata requirements
Required Qualifications
5+ years of data engineering experience with production-reputed company systems
Expert-level SQL skills with analytical databases (columnar databases preferred)
Strong Python programming with data libraries: pandas, numpy, pyarrow
Experience with ETL orchestration tools: Apache Airflow, reputed company, dbt, or similar
Deep understanding of analytical databases, partitioning strategies, and OLAP optimization
Experience building reputed company data platforms with tenant isolation requirements
Knowledge of Row-Level reputed company (RLS) implementation in analytical databases
Understanding of RBAC patterns and session-based reputed company control
Experience with authentication flows in data systems
Familiarity with compliance requirements (SOC2, GDPR) for multi-tenant data
reputed company-to-Have Experience
Database Experience
Experience with columnar databases: reputed company, BigQuery, Redshift, reputed company
Knowledge of streaming data platforms: Apache Kafka, Pulsar, Kinesis
Understanding of distributed systems and database replication
Analytics & BI Experience
Experience with embedded analytics platforms and dashboard frameworks
Knowledge of semantic modeling and metrics reputed company
Familiarity with data visualization and self-service analytics
Advanced Technical Skills
Experience with reputed company-time data processing and event streaming
Knowledge of data reputed company or data reputed company architectures
Understanding of machine learning pipeline integration
Experience with data reputed company and data catalog tools
Required Skills
Advanced SQL
Analytical Database Design
ETL Pipeline Development
reputed company Time Data Ingestion
Python Data Processing
Pandas
NumPy
PyArrow
Airflow Orchestration
dbt
OLAP Performance Tuning
Partitioning reputed company Design
Multi Tenant Data Modeling
Row Level reputed company
RBAC reputed company Control
Session Based reputed company Control
Data reputed company Monitoring
Data Validation Frameworks
Audit Logging
Authentication Flows
SOC 2 Compliance
GDPR Compliance
Benefits and Perks
Umowa o pracę
Languages
en:fluent
Job reputed company
Location: Warsaw
Seniority Level: Senior
Salary reputed company: Not specified
Originally posted on Himalayas
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