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Data engineer in FX

In short

This role designs and develops high-performance data platforms for the FX financial market, including a Data Lake/Data Warehouse and integrations with trading systems, for a company in Warsaw. It requires at least 5 years of PostgreSQL experience, strong SQL and data modeling skills, PL/pgSQL knowledge, ETL experience, and prior work in the banking industry. The position is senior-level, hybrid (office 2–3 times per month), offered as a B2B contract for 12 months with possible extension at a rate of up to 145 PLN net per hour plus VAT.

Description
The purpose of this role is to design and develop high-performance data platforms for the financial market, supporting analytical processes for the FX market.
Responsibilities
•Designing and developing data platforms that process hundreds of messages per second
•Archiving data with multi-year retention
•Building a Data Lake and Data Warehouse
•Integrating with financial and trading systems
•Creating high-availability (HA) solutions
•Developing solutions that support risk management
•Mentoring junior developers, supporting analysts and business teams, and participating in Agile projects
Requirements
•At least 5 years of experience working with PostgreSQL
•Very good knowledge of SQL
•Experience in data modeling
•Knowledge of PL/pgSQL (procedures, functions, triggers)
•Experience in database performance optimization
•Practical knowledge of ETL integrations
•Experience working with large volumes of data
•A higher technical education
•Knowledge of Linux
•Experience in the banking industry
Nice to have
•Knowledge of Python
•Knowledge of Kafka or RabbitMQ
•Experience with Apache Airflow
•CI/CD skills
•Experience in the banking or financial sector
Conditions
•Hybrid: at most 2–3 times per month at the office in Warsaw
•Contract: B2B, 12 months + possible extensions
•Rate: max. 145 PLN net per hour + VAT

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