October 5, 2026

Domain Architect (Data Architecture)

Senior • On-site

374,400 - 391,040 PLN/yr

Warsaw, Poland

Quick Facts

  • Project: Build a data platform for the mortgage credits domain (over 6 months)

  • Collaboration: Hybrid (Warsaw, B2B)

  • Role focus: Data and domain architecture for a central data repository and multi-source integrations

Description

You will design and document integrations, data flow processes, and the architecture of a data platform for mortgage credits. The project includes consolidating data from multiple source systems, defining data exchange and quality standards, and preparing technical documentation and mappings. Minimum 1 year of hands-on experience with NEMO and Platin is mandatory.

Responsibilities

  • Define and document integrations between systems and data exchange standards

  • Design data flow processes and database structures

  • Design and develop the data platform architecture

  • Define integration and consolidation mechanisms for data from multiple source systems

  • Create data quality standards and monitoring mechanisms for feeding processes

  • Prepare technical documentation, data mappings, and integration specifications

  • Collaborate with IT analysts and development teams on definition and implementation

  • Ensure consistency between business requirements and technical solutions

  • Design solutions for data coming from key source systems

  • Prepare a strategy for the data platform’s development and its integration with reporting and analytics solutions

  • Define and maintain architectural standards and patterns

Requirements

  • Minimum 5 years of experience as a Data Architect, Solutions Architect, or Domain Architect

  • Minimum 1 year of practical technical experience with NEMO and Platin (mandatory)

  • Experience designing Enterprise Data Warehouse, Data Lake, or Lakehouse architectures

  • Experience with integration projects covering multiple source systems

  • Practical knowledge of data modeling and data migration processes

  • Experience defining standards and architectural patterns

  • Very good knowledge of databases (e.g., Oracle, MS SQL Server, PostgreSQL, Snowflake or similar)

  • Knowledge of ETL/ELT processes and integration tools

  • Very good SQL skills and data modeling

  • Knowledge of ERD, UML and/or ArchiMate

  • Experience integrating systems using REST API, SOAP, Kafka, RabbitMQ

  • Knowledge of cloud platforms (Azure, AWS, Google Cloud)

  • Ability to model requirements and communicate with stakeholders

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