Senior Data Quality Engineer

About the Position

We are seeking a Senior Data Quality Engineer to support three key engineering streams (Data Product Engineering Framework, Polarmesh Portal, Platform Engineering Team) in a modern Azure-based ecosystem. You will collaborate closely with Data Engineers, Platform Engineers, and DevOps teams to design, build, and maintain automated testing solutions across data pipelines, APIs, and platform components.

Responsibilities

• Design and build automated testing solutions across data pipelines, APIs, and platform components
• Maintain and enhance test automation frameworks within an Azure-based ecosystem
• Validate data quality, data transformations, and pipeline outputs using SQL and/or Python
• Collaborate closely with Data Engineers, Platform Engineers, and DevOps teams on testing strategy
• Integrate automated tests into CI/CD pipelines
• Monitor, log, and troubleshoot pipeline failures
• Support the maintenance and optimization of ETL/ELT processes and data pipelines
• Contribute to testing efforts across three engineering streams, including the Data Product Engineering Framework, Polarmesh Portal, and Platform Engineering Team

Requirements

• 5+ years of experience as a QA Engineer / Test Automation Engineer in Data Engineering or Data Platform environments
• Strong hands-on experience with Azure cloud services
• Experience working with Azure Databricks, Spark/PySpark, or similar big data platforms
• Understanding of data pipelines, ETL/ELT processes, and data pipeline maintenance
• Skills in testing data quality, data transformations, and pipeline outputs using SQL and/or Python
• Experience with CI/CD pipelines, preferably using Azure DevOps, GitHub Actions, or similar tools
• Knowledge of automated testing approaches for data pipelines, APIs, and platform components
• Familiarity with version control systems such as GitHub
• Understanding of monitoring, logging, and troubleshooting pipeline failures
• Ability to work closely with Data Engineers, Platform Engineers, and DevOps teams

Nice to Have

• Experience with Delta Lake, Azure Data Factory, ADLS, Synapse, or Event Hub
• Knowledge of infrastructure as code tools such as Terraform or ARM/Bicep
• Experience with data quality tools/frameworks
• Basic understanding of Docker, Kubernetes, or containerized environments
• Experience in Agile/Scrum teams

We Offer

• Connect like-minded people: Delivering innovative solutions to industry leaders, making a global impact
• Enjoyable working environment, whether it is the vibrant office or the comfort of your own home
• Opportunity to work abroad for up to two months per year
• Relocation opportunities within our offices in 55+ countries
• Corporate and social events
• Invest in your growth: Leadership development, career advising, soft skills and well-being programs
• Certifications, including GCP, Azure and AWS
• Unlimited access to EPAM's internal learning database
• Free English classes with certified teachers
• Discounts in local language schools, including online courses for the Kazakh language
• We cover it all: Participation in the Employee Stock Purchase Plan
• Monetary bonuses for engaging in the referral program
• Medical & family care package
• Six trust days per year (sick leave without a medical certificate)
• Coverage of psychology sessions of your choice
• Benefits package (sports activities, a variety of stores and services)
• Housing support program: preferential mortgage access via Otbasy Bank partnership