Sigma Software Group

Senior Data Engineer – AdTech

Sigma Software Group

full-time

Posted on:

Location Type: Remote

Location: Remote • 🇺🇦 Ukraine

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Job Level

Senior

Tech Stack

ApacheAWSAzureCloudGoogle Cloud PlatformHadoopKafkaNoSQLPySparkPythonSparkSQL

About the role

  • Design, develop, and maintain end-to-end big data pipelines that are optimized, scalable, and capable of processing large volumes of data in real-time and in batch mode
  • Collaborate closely with cross-functional stakeholders to gather requirements and deliver high-quality data solutions that align with business goals
  • Implement data transformation and integration processes using modern big data frameworks and cloud platforms
  • Build and maintain data models, data warehouses, and schema designs to support analytics and reporting needs
  • Ensure data quality, reliability, and performance by implementing robust testing, monitoring, and alerting practices
  • Contribute to architectural decisions for distributed data systems and help optimize performance for high-load environments
  • Ensure compliance with data security and governance standards

Requirements

  • 4+ years of experience in data engineering, big data architecture, or related fields
  • Strong proficiency in Python and PySpark
  • Advanced knowledge of SQL (query optimization, complex joins, window functions) and experience with NoSQL databases
  • Solid understanding of distributed computing principles and hands-on experience with technologies such as Apache Spark, Kafka, Hadoop, Presto, or Databricks
  • Experience designing and managing data warehouses and data lake architectures in cloud environments (AWS, GCP, or Azure)
  • Familiarity with data modeling, schema design, and performance tuning for large datasets
  • Strong understanding of DevOps practices for automating deployment, monitoring, and scaling big data applications (e.g., CI/CD pipelines)
  • At least an Upper-Intermediate level of English
Benefits
  • Health insurance
  • Flexible working hours
  • Professional development opportunities

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard skills
PythonPySparkSQLNoSQLApache SparkKafkaHadoopPrestoDatabricksdata modeling
Soft skills
collaborationcommunicationproblem-solvingattention to detailorganizational skills