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September 28, 2026

Junior Software Engineer (Data Engineering)

Junior • On-site

Warsaw, Poland

Quick Facts

  • Role: Junior Software Engineer (Data Engineering)

  • Focus: End-to-end data solutions and large-scale data lake pipelines

  • Work style: Mix of remote and onsite depending on project circumstances

Description

Develop and maintain end-to-end data solutions, including programming and implementation of data processing components. Support the development, maintenance, and optimization of large-scale data lake pipelines for a global social media platform. Analyze complex technical challenges, create and maintain technical documentation, and collaborate with international cross-functional teams.

Responsibilities

  • Develop data processing components and implement end-to-end data solutions

  • Maintain and optimize large-scale data lake pipelines

  • Solve complex technical problems in a continuous improvement environment

  • Create and keep technical documentation up to date

  • Work with international, cross-functional teams

Requirements

  • 3–6 months of experience developing software using Python

  • Very good knowledge of SQL and practical experience with OLAP databases

  • Knowledge of Big Data technologies such as Hive, Spark, HBase, HDFS, Cassandra, and Kafka

  • Ability to work analytically in a problem-solving environment

  • Experience working in international, multidisciplinary teams

  • Fluent English and Polish (written and spoken)

Benefits

  • Permanent employment contract

  • Individual support of a People Lead and a professional development path; coaching sessions available

  • Wide training package (soft, technical, language training, e-learning access, Gallup test, GenAI training, co-financing for courses, certifications)

  • Employee Assistance Program (legal, financial, psychological consultations)

  • Employee Share Purchase Plan eligibility with quarterly dividends for company shareholders

  • Paid employee referral program

  • Private medical care and life insurance

  • Access to the MyBenefit platform (including a Multisport card)

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