Senior PostgreSQL Data Engineer – Financial Sector

Unleash data-driven innovation — build high-performance platforms for the financial market!

100% remote work.

As a Senior PostgreSQL / Data Engineer, you will be working for our client, a leader in the financial sector, dedicated to developing a cutting-edge enterprise data platform. You will help shape the future of real-time data processing and analytics, handling millions of messages daily within a high-availability environment, contributing to impactful financial insights and decision-making.

Your main responsibilities:

• Design, develop, and maintain high-performance PostgreSQL database solutions tailored to large-scale financial data processing.
• Optimize database performance through advanced tuning, indexing, and efficient data modeling practices.
• Build and implement data models, including normalization and denormalization, to support near real-time analytics.
• Collaborate with cross-functional teams to ensure seamless data integration, using technologies like RabbitMQ and ETL processes.
• Monitor system performance and troubleshoot issues to guarantee high availability and scalability.
• Automate deployment and maintenance tasks, leveraging CI/CD pipelines for continuous improvement.
• Participate in planning and executing database migration, archiving, and data retention strategies aligned with industry standards.

You're ideal for this role if you have:

• Minimum 5 years of experience working with PostgreSQL, including advanced SQL and data modeling skills.
• Proven expertise in PostgreSQL architecture, table partitioning, indexing (B-Tree, Hash, GIN, GiST, BRIN), and performance monitoring.
• Strong knowledge of PL/pgSQL, stored procedures, functions, and triggers.
• Practical experience with large data volumes, performance tuning, and Big Data environments.
• Hands-on experience with Linux environment setup and maintenance.

It is a strong plus if you have:

• Python scripting skills.
• Experience with Kafka, RabbitMQ, or Apache Airflow.
• Familiarity with CI/CD practices.
• Background in banking or financial services sectors.

Language required for the role:

• Polish: Good command
• English: Communicative level

Eligibility to work in:
Only candidates with an existing legal right to work in the European Union will be considered for this role.

#MAKEYourCareerBETTER

Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.

Tech stack

• PostgreSQL
• SQL
• PL/pgSQL
• Database Performance Tuning
• Data modeling
• Linux
• ETL processes
• Python
• Apache Kafka / RabbitMQ
• CI/CD