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Backend JavaPython Developer

Talan


Job Location:

Łódź - Poland

Monthly Salary: Not provided by the employer
Posted: 11 November 2026 (12 hours ago)
Application Deadline: 8 February 2027
Vacancies: 1 Vacancy

Job Summary

RESPONSIBILITIES:

  • Design develop and maintain backend and data-processing components.
  • Develop applications and processes using Java Python and SQL.
  • Implement business and calculation logic according to functional requirements.
  • Develop and integrate REST APIs and microservices.
  • Develop data loading processing and transformation capabilities.
  • Develop and maintain analytical components in Atoti / ActiveViam when required.
  • Implement measures calculations and analytical capabilities within Atoti.
  • Analyze and optimize performance memory usage and scalability.
  • Perform data validation and reconciliation across different components and systems.
  • Troubleshoot technical data and performance issues.
  • Implement unit and integration tests.
  • Support testing certification deployment and production releases.
  • Maintain technical documentation and development best practices.

Qualifications :

Experience:
2 years of experience in software development preferably in data-intensive or analytical environments.

MANDATORY SKILLS:

  • Java
  • Python
  • SQL
  • REST APIs / Microservices
  • Data processing & transformation
  • Software design and development
  • Testing & debugging
  • Performance optimization
  • Git / version control
  • C1 English Level 

DESIRABLE:

  • Atoti / ActiveViam
  • Big Data / DataLake
  • Cloud
  • Control-M
  • Jira / Confluence

Additional Information :

What do we offer you

  • Long term Employment contract
  • Training and career development 
  • Possibility to be part of a multicultural team and work on international projects 

If you are passionate about data development & tech we want to meet you!

Talan Spains commitment to non-discrimination based on gender race ideology or any other reason in accordance with the companys Equality Plan and the current regulations on gender equality between women and men (Royal Decree-Law 6/2019).


Remote Work :

No


Employment Type :

Full-time


About Company

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Talan is an international consulting and technology expertise group that accelerates the transformation of its clients by leveraging innovation, technology, and data. For over 20 years, Talan has been advising and supporting businesses and public institutions in the implementation of ... View more

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