NTT DATA

Senior Data Engineer (Python,BQ)

NTT DATA
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12 days ago
Bucharest, RomaniaSenior

Responsibilities

  • Design and deliver scalable batch and real-time ETL/ELT data pipelines for analytics and reporting.
  • Write and optimize advanced SQL transformations and build performant, cost-efficient BigQuery data models.
  • Implement scalable data processing workflows using Python and PySpark.
  • Build robust data models and apply validation practices to maintain data accuracy and reliability.
  • Use Google Cloud services including BigQuery, Dataflow, Cloud Composer, Pub/Sub, and GCS to build and operate cloud-native data platforms.
  • Troubleshoot pipeline issues and improve compute, storage, processing performance, and reliability.
  • Collaborate with engineering, analytics, and business teams while contributing to code reviews, CI/CD, and testing standards.

Requirements

  • University degree in computer science or a comparable qualification.
  • At least five years of experience as a Data Engineer building scalable data pipelines and working with cloud-based data ecosystems.
  • Strong SQL expertise and hands-on experience building performant datasets in BigQuery or similar cloud data warehouses.
  • Proven experience with Python and PySpark for scalable distributed data processing.
  • Understanding of data modeling, ELT/ETL patterns, and data quality best practices.
  • Experience with Google Cloud Platform, particularly BigQuery, Dataflow, Cloud Composer, GCS, or equivalent cloud data services.
  • Hands-on experience building scalable batch and near-real-time data pipelines in cloud-native environments.
  • Proficiency with version control, CI/CD pipelines, and automated testing frameworks.
  • Ability to troubleshoot and optimize performance across compute, storage, and processing layers.
  • Preferred experience with Infrastructure as Code tools such as Terraform, Ansible, or Chef.
  • Preferred knowledge of shell scripting.
  • Preferred experience in financial services or regulated environments.

Tech Stack

AnsibleApache SparkChefGoogle BigQueryGoogle CloudGoogle Cloud PlatformPythonSQLTerraform

Categories

Data Engineering
NTT DATA

About NTT DATA

10,000+ employees

NTT DATA is a Tokyo‑headquartered, publicly traded IT services firm within the NTT Group. It provides consulting, application development, system integration, cloud and enterprise application services, and managed/outsourcing services for large enterprises and public-sector organizations. The company operates in more than 50 countries and is listed on the Tokyo Stock Exchange.

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