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October 12, 2026

Lead Data Architect

Senior • Remote

Warsaw, Poland

Quick Facts

  • Role: Lead Data Architect

Description

You will design the data platform architecture and recommend the technology stack. You will set engineering standards (modeling, versioning, automated tests, code reviews, environment management, and architectural decision documentation) and design data security and semantic-layer access control. You’ll own technical data quality (completeness, freshness, SLA adherence), handle data incidents, control processing cost, and lead the existing engineering team.

Responsibilities

  • Architect a data platform and propose the technology stack

  • Define engineering standards: data modeling, versioning, automated tests, code reviews, environment management, and architectural documentation

  • Design a data security model and access control in the semantic layer and reporting platform

  • Ensure technical data quality: completeness, freshness, SLA contract compliance; manage incidents reported by consumers

  • Own processing cost control for consumption-based billing

  • Take over and lead the existing data engineering team

Requirements

  • Experience leading the build of a data platform from design through production launch

  • At least one implementation delivered with external partner involvement (as the lead from your side)

  • Experience leading an engineering team

  • Practical knowledge of at least two different technology stacks (e.g., Databricks, Snowflake, BigQuery, Microsoft Fabric) at a level that enables side-by-side comparison

  • Lakehouse (or equivalent) architecture design experience, including trade-off awareness

  • Data modeling skills: dimensional modeling and intermediate layer approaches

  • Software engineering practices applied to data: version control, CI/CD, automated testing, and environment separation

  • Experience designing data access controls in the semantic layer

  • Ability to estimate and control processing costs in consumption-based billing models

Benefits

  • Flexible working hours

  • Remote work option

  • Attractive compensation

  • Employment via B2B or employment contract

  • Healthcare coverage, life insurance, and Multisport co-financing

  • Employee discounts on diets

  • Meals and great coffee

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