Senior PostgreSQL / Data Engineer

Senior PostgreSQL / Data Engineer to join a team building a high-performance, enterprise-grade data platform for the financial markets / FX domain. This is a great opportunity for someone who enjoys working with large-scale data, complex PostgreSQL environments and near real-time processing. The platform handles approximately 40 million messages every day and provides up-to-date market data with refresh intervals as short as one second.

You will contribute to the design, development and optimization of a data platform responsible for: Processing data for 46 currency pairs

About Inetum

• Inetum Polska is part of the global Inetum Group and plays a key role in driving the digital transformation of businesses and public institutions.
• Operating in cities such as Warsaw, Poznan, Katowice, Lublin, Rzeszow, Lodz the company offers a wide range of IT services.
• Inetum Polska actively supports employee development by fully funding training, certifications, and participation in technology conferences.
• Additionally, the company is involved in local social initiatives, such as charitable projects and promoting an active lifestyle.
• It prides itself on fostering a diverse and inclusive work environment, ensuring equal opportunities for all.
• Globally, Inetum operates in 19 countries and employs over 28,000 professionals.
• The company focuses on four key areas: Consulting (Inetum Consulting): Strategic advisory services that help organizations define and implement innovative solutions.
• In 2023, Inetum reported revenues of €2.5 billion, underscoring its strong position in the digital services market.

Responsibilities

• About the project
• Handling approximately 40 million messages per day
• Processing data in near real-time
• Deploying partner solutions from industry leaders like Microsoft, SAP, Salesforce, and ServiceNow.

Requirements

• Managing large-scale data storage with 2-year retention
• Integrating the platform with messaging systems such as RabbitMQ Providing downstream teams with access to frequently refreshed data, with updates available every 1 second

Ensuring high availability, scalability and performance

• Designing solutions capable of supporting large data volumes in a demanding financial environment
• Strong commercial experience with PostgreSQL Very good understanding of PostgreSQL architecture Hands-on experience with table partitioning
• Strong knowledge of database indexing and query optimization
• Experience with B-Tree, Hash, GIN, GiST and/or BRIN indexes
• Experience building or maintaining ETL processes

Experience working with large-scale / Big Data environments

• Good knowledge of Linux Experience working with performance-critical database environments
• Fluent Polish and English Nice to have: Python Kafka or RabbitMQ Apache Airflow CI/CD Experience in the banking, financial services or FX domain
• Experience with real-time or near real-time data processing
• Infrastructure and Application Management (Inetum Technologies): Designing and managing IT systems tailored to clients’ individual needs.

Benefits

• Creating unique software solutions to meet specific client needs.
• With strategic partnerships with major technology giants, including Microsoft, SAP, Salesforce, and ServiceNow, Inetum delivers advanced technological solutions tailored to customer requirements.
• Inetum distinguishes itself by offering a comprehensive range of benefits that meet the diverse needs of employees, providing flexibility, support and commitment.
• Here's what makes working at Inetum unique: Attractive financial benefits: A cafeteria system that allows employees to personalize benefits by choosing from a variety of options.
• Generous referral bonuses, offering up to PLN6,000 for referring specialists.
• Additional revenue sharing opportunities for initiating partnerships with new clients.
• Ongoing guidance from a dedicated Team Manager for each employee.
• Tailored technical mentoring from an assigned technical leader, depending on individual expertise and project needs.
• Dedicated team-building budget for online and on-site team events.
• Opportunities to participate in charitable initiatives and local sports programs.
• A supportive and inclusive work culture with an emphasis on diversity and mutual respect.

We hereby inform you that Inetum Polska sp. z o.o. has implemented an internal reporting (whistleblowing) procedure. The content of the procedure and the possibility to submit an internal report are available at: https://inetum.whispli.com/speakup?locale=pl