Data Architect
Hybrid • Full-time • Warsaw, Poland
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Vention is a global engineering partner to tech leaders and fast-growing startups, combining 20+ years of product development expertise with an AI-first approach and a reputation for reliable delivery.
With 150+ data engineers and over 20 years of experience, we help startups and enterprises turn data into smart decisions and better user experiences. Our teams work with Python, Java, Scala, and R to build scalable data pipelines and infrastructure that power real results.
What you'll do
- Evaluate database schemas and DDL, identifying gaps and opportunities for improvements
- Analyze and optimize long-running queries and workloads for performance efficiency
- Collaborate with DBAs to assess Greenplum cluster and tune performance
- Establish governance for SQL code reviews and best practices
- Lead database capacity planning and scalability strategy
- Participate in data modeling of modern centralized data models and architecture for data streaming, ingestion, and API scalability
- Support and evaluate the state of ETL/ELT optimization and integration with MPP platforms
- Ensure database design aligns with security, governance, and compliance
- Drive Greenplum to Redshift migration POCs, including performance benchmarking
What you bring
- 2+ years of experience in data architecture and optimization
- Strong expertise in Greenplum performance tuning and MPP optimization
- Hands-on experience with AWS Redshift design and migration
- Proven track record in query optimization and remediation
- Strong skills in SQL, indexing, and schema design
- Experience with ETL/ELT pipelines and cloud-native integrations (e.g., Kafka, S3)
- Knowledge of database monitoring, governance, and compliance best practices
- Knowledge of PostgreSQL and integration patterns with Data Warehouse
- English proficiency at B2 level or higher
Nice-to-Have:
- Experience with Snowflake
- Familiarity with Informatica, Glue, modern ETL tools and Batch orchestration
- Scripting skills (Python/Scala/Java) for automation
What you'll get
- EDU corporate community (300+ members): tech communities, interest clubs, events, a small R&D lab, a knowledge base, and a dedicated AI track
- Licenses for AI tools: GitHub Copilot, Cursor, and others
- Private medical care with LuxMed
- Kafeteria MyBenefit credits for stores, restaurants, and cafés
- Access to a Multisport membership to stay active
- Glasses reimbursement program
- Referral bonuses for bringing in new talent
- Parental leaves
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