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ETL Developer
ETL DeveloperSan R&D Business Solutions LLC • Englewood, CO, US
ETL Developer

ETL Developer

San R&D Business Solutions LLC • Englewood, CO, US
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  • [job_card.full_time]
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Job Description

Job Description

Job description

Experience : 5–10 Years

Employment Type : W2

Work Authorization : GC / US Citizens Only

Location : Englewood, CO (Remote / Other locations may be considered)

Job Summary :

We are seeking an experienced ETL Developer with strong Python and SQL expertise to design, develop, and maintain scalable data pipelines. The ideal candidate will be responsible for building reliable ETL / ELT workflows, ensuring data quality, and supporting analytics and business intelligence initiatives across the organization.

Roles & Responsibilities

  • Design, develop, test, and maintain robust ETL / ELT data pipelines from multiple data sources (databases, APIs, flat files) to data warehouses or data lakes
  • Write and optimize complex SQL queries, scripts, stored procedures, and functions for data extraction, transformation, and loading
  • Use Python (and shell scripting where required) to automate ETL workflows, implement custom business logic, manage file transfers, and handle error processing
  • Implement data quality checks and validation rules to ensure data accuracy, completeness, and consistency
  • Monitor ETL jobs, troubleshoot failures, and optimize performance and scalability of data pipelines
  • Collaborate with data analysts, data architects, and business stakeholders to gather requirements and define data models
  • Create and maintain technical documentation , including data flow diagrams, source-to-target mappings, and process documentation
  • Support and enhance data warehouse solutions , applying data modeling best practices such as star and snowflake schemas

Required Skills & Qualifications :

Technical Skills

  • Strong expertise in SQL , including complex queries, joins, aggregations, performance tuning, and database optimization
  • Proficiency in Python for data processing, automation, and scripting (experience with libraries such as Pandas, NumPy, SQLAlchemy is a plus)
  • Solid understanding of relational databases, data warehousing concepts, and data modeling
  • Experience with ETL tools or frameworks such as Informatica, Talend, SSIS, Apache Airflow, AWS Glue, or Azure Data Factory (preferred)
  • Experience with version control systems (Git)

    • Education & Experience

  • Bachelor’s degree in Computer Science, Information Technology, or a related field
  • 5–10 years of hands-on experience in ETL development, data engineering, or related roles

    • Requirements

    Required Skills & Qualifications :

    Technical Skills

  • Strong expertise in SQL , including complex queries, joins, aggregations, performance tuning, and database optimization
  • Proficiency in Python for data processing, automation, and scripting (experience with libraries such as Pandas, NumPy, SQLAlchemy is a plus)
  • Solid understanding of relational databases, data warehousing concepts, and data modeling
  • Experience with ETL tools or frameworks such as Informatica, Talend, SSIS, Apache Airflow, AWS Glue, or Azure Data Factory (preferred)
  • Experience with version control systems (Git)
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