Lead Data Platform Engineer - PySpark & Iceberg Expert

Mindbox Sp. z o.o.

Kraków

Hybrid

PLN 210,000 - 320,000

Full time

5 days ago
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Benefits offered by this job

Hybrid work setup (6 days/month in Kró
Intensive training & growth
Comprehensive benefits (InterPolska, M

Job summary

Mindbox Sp. z o.o. w Krakowie poszukuje doświadczonego Lead Software Engineera, który poprowadzi projektowanie i implementację nowej generacji platform danych.

Dołączysz do zespołu globalnego i będziesz współpracować z zespołami w Polsce, Wielkiej Brytanii, Indiach i Chinach, aby ulepszyć możliwości platformy, poprawić wydajność i zapewnić doskonałość operacyjną. Zakres obejmuje analizę wymagań, projektowanie potoków danych i zarządzania tabelami przy użyciu PySpark i Apache Iceberg, a także

Qualifications

  • Hands-on experience with PySpark (DataFrame APIs, tuning, debugging).
  • Knowledge of Apache Iceberg: partitioning, file sizing, layout.
  • Understanding of Iceberg internals: snapshots, manifests, schema evolution.
  • Maintenance: rewrite/compaction, orphan file cleanup, metadata handling.
  • Strong software engineering: clean, testable, maintainable code.
  • Experience with CI/CD pipelines, observability, production stability improvements.
  • Able to work in global teams, excellent communication.
  • Ownership mindset and end-to-end delivery.
  • Fluency in English (spoken & written).

Responsibilities

  • Analyse and capture functional & non-functional requirements for near-term deliveries and long-term evolution.
  • Design and implement data pipelines and table management workflows using PySpark and Apache Iceberg.
  • Drive Apache Iceberg performance and cost optimisation (e.g., file sizing, partitioning, clustering, query efficiency).
  • Manage and improve Apache Iceberg maintenance (compaction, rewrite, snapshot/metadata management, orphan file handling).
  • Apply strong understanding of Iceberg internals (metadata layout, schema evolution, partition specs).
  • Ensure high engineering standards via code reviews, test automation, CI/CD, observability, and production readiness.
  • Provide support for owned services and datasets, including on-call duties.
  • Mentor and coach junior engineers; lead technical design discussions.

Skills

PySpark
Software engineering fundamentals
Team collaboration
Problem-solving
English fluency

Tools

Apache Iceberg
CI/CD pipelines
Observability

Job description

Mindbox Sp. z o.o. w Krakowie poszukuje doświadczonego Lead Software Engineera, który poprowadzi projektowanie i implementację nowej generacji platform danych.

Dołączysz do zespołu globalnego i będziesz współpracować z zespołami w Polsce, Wielkiej Brytanii, Indiach i Chinach, aby ulepszyć możliwości platformy, poprawić wydajność i zapewnić doskonałość operacyjną. Zakres obejmuje analizę wymagań, projektowanie potoków danych i zarządzania tabelami przy użyciu PySpark i Apache Iceberg, a także

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