SQL Developer (ETL & Data Warehouse) - Remote
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Job Description
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Key Skills Required
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We're looking for an experienced SQL Developer to design, write, and tune complex queries and to build and maintain the ETL pipelines that feed the enterprise data warehouse. You will work with data engineers, analysts, and business stakeholders to ensure data is accurate, performs well, and is ready for reporting and analytics.
Key Responsibilities
Write complex, efficient SQL queries, stored procedures, views, and functions.
Turn business requirements into well-structured, maintainable SQL logic.
Build data extracts and datasets for reporting and analytics.
Analyze execution plans to find and fix performance bottlenecks.
Recommend and implement performance optimizations such as query rewriting, caching, and materialized views.
Monitor database performance and fix issues before they affect users.
Design, develop, and maintain ETL/ELT pipelines that move data from source systems or S3 into the warehouse.
Build in data quality checks, validation, and error handling.
Troubleshoot and resolve ETL job failures and data discrepancies.
Document data flows, mappings, transformations, and technical designs.
Work with analysts and business users to clarify requirements, and take part in code reviews.
Required Skills & Experience
3+ years of hands-on experience writing complex SQL (joins, CTEs, window functions, subqueries, aggregations).
Proven experience optimizing SQL queries and tuning database performance, including reading and interpreting execution plans.
3+ years of experience developing ETL processes for a data warehouse.
Experience with at least one cloud-hosted data warehouse, preferably Snowflake or Databricks.
Experience with at least one ETL tool or framework such as Databricks, Informatica, Talend, AWS Glue, or similar.
Strong analytical, troubleshooting, and problem-solving skills.
Ability to work independently with little supervision and strong attention to detail.
Clear written and verbal communication in English.
Bachelor's degree in Computer Science, Information Systems, or a related field, or equivalent experience.
Nice to Have
Power BI (DAX, Power Query/M, data modeling) or Tableau (calculated fields, LOD expressions, Server/Cloud publishing).
Amazon Redshift, Snowflake, or Databricks.
Python for automation and data processing; Spark/PySpark.
Dimensional modeling (star and snowflake schemas) and data warehousing concepts (Kimball/Inmon).
Git/GitHub, CI/CD pipelines for database and ETL deployments, and job scheduling/orchestration.
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South Geeks
View Company ProfileSouth Geeks (operating at southgeeks.com) is a nearshoring company engineered for connecting elite, AI-savvy software development talent from Latin America with global organizations. Headquartered in Seattle, Washington, South Geeks bridges the gap between companies solving complex technical challenges and highly skilled Latin American engineers, driven by a shared passion for technology and innovation. Under the hood, the company specializes in long-term placements of top-performing developers, ensuring seamless integration into client teams. This allows businesses to scale their engineering capabilities with agility, access specialized expertise, and accelerate project timelines without the overhead of traditional hiring. South Geeks prides itself on being a developer-focused company, prioritizing the growth and satisfaction of its talent pool.
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