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Senior/Lead Data Engineer – Azure Data & AI

Exadel · Tbilissi

Senior 🇬🇧 English
Python PySpark Databricks SQL Spark SQL Pandas Polars Parquet Azure Cloud .NET 8 ASP.NET Core MongoDB Azure SQL Angular GitHub Enterprise Copilot LangGraph LangChain RAG pipelines

Job description

About the role

Exadel is looking for a Senior/Lead Data Engineer to join a high‑performing team that builds AI‑driven tax‑service tools for a global professional services firm. You will work on Azure‑based micro‑services, Spark applications and modern data pipelines, turning complex analytical challenges into scalable solutions.

Key responsibilities

  • Define and enforce coding standards and best practices across the project.
  • Conduct thorough code reviews to maintain high code quality.
  • Design, develop, and maintain robust, scalable Spark and PySpark applications on Databricks.
  • Write clean, efficient Python code for complex data manipulation using Pandas or Polars.
  • Optimize performance and scalability of Spark jobs, including Delta Lake management.
  • Collaborate closely with cross‑functional teams and communicate regularly with the client.
  • Identify and resolve technical issues, ensuring reliability of applications.
  • Create and maintain comprehensive documentation for code, processes, and workflows.

Required profile

  • Extensive hands‑on experience in software development.
  • Proven expertise developing SQL stored procedures and migrating them to Spark SQL or PySpark.
  • Deep experience with PySpark on Databricks, including Delta tables, cluster management and workflow automation.
  • Track record of optimizing Spark performance in production environments.
  • Strong proficiency in Python for data manipulation (Pandas, Polars).
  • Solid understanding of columnar storage formats, especially Parquet and Delta Lake.

Required skills

  • Python
  • PySpark
  • Apache Spark
  • Databricks
  • Delta Lake / Delta tables
  • SQL / Spark SQL
  • Pandas
  • Polars
  • Parquet
  • Azure Cloud
  • .NET 8 & ASP.NET Core
  • MongoDB
  • Azure SQL
  • Angular
  • Kendo UI
  • GitHub Enterprise & Copilot
  • LangGraph
  • LangChain
  • RAG pipelines
  • Multi‑modal LLMs

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Published 4 weeks ago

Expires 4 weeks from now

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Exadel

Tbilissi