Senior Data Consultant with GCP

GFT Technologies

GFT Technologies

France · Israel · Kraków, Poland · Germany · Uxbridge, UK
Posted on Jan 21, 2026

Type of contract: B2B contract

Salary range: 125 - 163 PLN net/h

Your tasks

  • Your responsibilities will include performance tuning and optimization of existing solutions, building and maintaining ETL pipelines, as well as testing and documenting current data flows
  • You will also be involved in implementing tools and processes to support data-related projects and promoting the best development standards across the team
  • Design, build, test and deploy Cloud and on-premise data models and transformations in Cloud Native or dedicated toolset
  • Optimize data views for specific visualization use cases making use of schema design partitions, indexes, down-sampling, archiving, etc. to manage trade-offs such as performance and flexibility
  • Review and refine, interpret and implement business and technical requirements
  • Ensure you are part of the on-going productivity and priorities by refining User Stories, Epics and Backlogs in Jira
  • Onboarding new data sources, design, build, test and deploy Cloud data ingest, pipelines, warehouse and data models/products

Your skills

  • At least 4-5 years of commercial experience as a Data Engineer
  • Strong Python and PySpark skills
  • Strong hands-on experience with SQL and query optimization
  • Experience with GCP Cloud toolset
  • Experience with ETL/ELT pipelines development, testing,and management
  • Strong experience with Hadoop
  • Understanding of key concepts around Data Warehousing, Data Lakes and Data Lakehouses

Nice to have

  • Experience with Java/Scala

This possibility applies to work on a B2B basis.