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Senior Lead Data Engineer - R01554949

Brillio

Salary not specified
Sep 10, 2025
San Ramon, CA, US
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Brillio is seeking a skilled Python Developer to support the migration of existing applications and scripts from an external vendor’s environment into their internal platform. The ideal candidate will have strong Python development experience, a solid understanding of software architecture, and the ability to refactor, enhance, and optimize code for long-term maintainability.

Requirements

  • Strong proficiency in Python (3.x) and related frameworks/libraries.
  • Strong proficiency in pandas, nympy, sqlalchemy, tenacity, polars, dask, pyspark, etc.
  • Strong knowledge of data engineering, ETL processes, or microservices.
  • Strong knowledge of APIs, databases (SQL/NoSQL), and data pipelines.
  • Experience with code migration, integration, or re-platforming projects.
  • Proven ability to enhance and extend existing code to meet business requirements.
  • Experience with version control (Git), CI/CD pipelines, and testing frameworks (pytest/unittest).

Responsibilities

  • Analyze existing vendor-provided Python codebases and related assets.
  • Migrate, refactor, and integrate code into the internal platform while ensuring compatibility and performance.
  • Enhance and extend existing code functionality based on evolving business user requirements.
  • Re-architect components as needed to align with internal coding standards, best practices, and infrastructure.
  • Develop automated tests to validate migrated and enhanced code functionality.
  • Document migration processes, enhancements, system changes, and updated workflows.
  • Troubleshoot, debug, and resolve issues during migration, enhancement, and post-deployment.

Other

  • Collaborate with platform engineers, business analysts, and stakeholders to capture requirements and deliver solutions.
  • Identify opportunities for automation, performance improvements, and process efficiency.
  • Strong debugging, problem-solving, and analytical skills.
  • Excellent communication and documentation abilities.
  • Prior experience collaborating with external vendors or in a migration/enhancement-focused role.