Senior Data Engineer — ETL, SQL & Python (Contract)

Diverse Lynx, LLC; Austin (TX); On-site; USD 120,000 - 135,000; Full time

Job summary

Diverse Lynx LLC is seeking an experienced Data Engineer in Austin, TX for a contract engagement. The role focuses on building and maintaining high-performance data pipelines, schemas, and governance across production environments.

You will lead data engineering efforts, collaborate with analysts and data scientists, and mentor junior engineers while ensuring data quality and scalable solutions.

Qualifications

• 8+ years of professional experience in data engineering or backend data development roles.
• Expert-level proficiency in SQL, including performance tuning, window functions, CTEs, and analytical queries.
• Strong Python skills for scripting, data processing, and building ETL logic.
• Hands-on experience with relational databases (PostgreSQL, MySQL, etc.) and data warehouses (Snowflake, BigQuery, Redshift).
• Proven experience designing and maintaining large-scale data pipelines in production environments.
• Solid understanding of data modeling techniques (dimensional modeling, normalization/denormalization).
• Strong grasp of data quality, validation, and governance practices.
• Proficiency with version control systems (e.g., Git) and agile development workflows.
• Ability to troubleshoot complex data issues and provide scalable solutions.
• Lead the data engineering efforts across projects, collaborating closely with analysts, data scientists, and software engineers.
• Own and improve data quality, validation, and governance processes.
• Monitor data pipelines and proactively address performance and reliability issues.
• Mentor and support junior data engineers through code reviews, design sessions, and technical leadership.
• Document data flows, definitions, models, and architecture for internal stakeholders and governance purposes.
• Participate in architectural decisions and contribute to long-term data platform strategy.

Skills

SQL proficiency

Python

ETL pipelines

Data modeling

Data governance

Git & Agile

Performance tuning

Troubleshooting

Leadership

Documentation

Architecture design

Tools

PostgreSQL

MySQL

Snowflake

BigQuery

Redshift

Job description

Diverse Lynx LLC is seeking an experienced Data Engineer in Austin, TX for a contract engagement. The role focuses on building and maintaining high-performance data pipelines, schemas, and governance across production environments.

You will lead data engineering efforts, collaborate with analysts and data scientists, and mentor junior engineers while ensuring data quality and scalable solutions.