Companies GSSTech Group Data Engineer (PySpark & Data Modeling)

About the role

GSSTech Group

We are looking for a skilled Data Engineer with strong expertise in PySpark and Data Modeling to join our Data & Analytics team. The ideal candidate will be responsible for building scalable data pipelines, optimizing data workflows, and supporting advanced analytics initiatives.

Key Responsibilities

  • Design, develop, and maintain scalable data pipelines using PySpark
  • Perform data modeling (conceptual, logical, and physical) for analytics and reporting
  • Build and optimize ETL/ELT workflows for large-scale datasets
  • Work with structured and unstructured data across multiple sources
  • Ensure data quality, integrity, and governance standards
  • Collaborate with data analysts, scientists, and business stakeholders
  • Optimize performance of Spark jobs and data processing systems
  • Support deployment and monitoring of data solutions in production

Required Skills & Qualifications

  • Strong experience in PySpark and Apache Spark ecosystem
  • Hands-on experience in data modeling (Star Schema, Snowflake, etc.)
  • Proficiency in SQL and database technologies
  • Experience with data warehousing concepts
  • Knowledge of ETL/ELT tools and frameworks
  • Familiarity with cloud platforms (AWS / Azure / GCP) is a plus
  • Understanding of big data technologies (Hadoop, Hive, Kafka, etc.)
  • Strong problem-solving and analytical skills

Preferred Qualifications

  • Experience in banking/financial services domain
  • Exposure to data governance and data quality frameworks
  • Knowledge of CI/CD pipelines and DevOps practices

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