Take full ownership of the database layer of our product, ensuring data integrity and performance.

Focus on maintenance, configuration, and advanced troubleshooting of the Microsoft SQL Server environment.

Enable real-time identity security analysis for a global user base.

Data Software Engineer

Your responsibilities

• Comprehensive management of the database layer, including routine maintenance and configuration.
• Resolution of complex SQL-specific performance bottlenecks.
• Management and evolution of the TypeScript data access layer, connecting core SQL logic to backend services.
• Engagement with customers in live technical meetings for troubleshooting and resolving intricate data-specific issues.
• Continuous optimization of Microsoft SQL Server for large-scale identity-based data analysis.

Our requirements

• Deep, expert-level knowledge of Microsoft SQL Server, including performance tuning, indexing strategies, and complex stored procedure development.
• Strong software engineering skills in TypeScript for developing and maintaining data access layers (ORMs/Query Builders).
• Proven ability to analyze and optimize database performance in high-load, production environments.
• Experience in leading technical deep-dives with customers to diagnose data-related challenges in real-time.
• Understanding of database schema design, migration strategies, and data integrity principles.
• 4+ years of experience as a Data Engineer, Database Developer, or Backend Engineer with a strong focus on SQL.
• Exceptional analytical skills with a 'data-first' approach to problem-solving.
• Full English Proficiency essential for leading live technical sessions with international enterprise clients and internal teams.
• Work from the client’s office 2–3 days per week in Warsaw or Kraków.
• Experience with large-scale identity data (Active Directory/Entra ID).