ETL Developer with Tableau

Quantum Technologies. LLC; Houston (TX); On-site; USD 90,000 - 130,000; Full time

Job summary

Quantum Technologies. LLC is seeking an experienced ETL Developer to design, build, and maintain data pipelines and BI visualizations. You will work with SQL, ETL tools, and Tableau to support analytics and reporting across data warehouses and data marts.

The role requires strong data integration, data quality, and collaboration with BI teams. You will design scalable ETL solutions, optimize queries, and ensure reliable data delivery for production dashboards and reports.

Qualifications

• Experience designing and maintaining ETL pipelines.
• Strong SQL and data modeling skills.
• Experience building Tableau dashboards and reports.
• Familiarity with data warehouses and data quality.
• Collaborative with BI and data teams.

Responsibilities

• Design, develop, test, and maintain ETL processes from multiple source systems.
• Develop and optimize complex SQL queries, stored procedures, and views.
• Work with data warehouses and data marts to support reporting and analytics.
• Develop interactive Tableau dashboards, reports, and visualizations.
• Connect Tableau dashboards to different data sources and optimize performance.
• Perform data profiling, cleansing, validation, and reconciliation for data quality.
• Collaborate with business analysts, data architects, BI developers, and other teams.
• Implement incremental data loads, scheduling, error handling, and recovery mechanisms.
• Maintain technical documentation for ETL workflows and Tableau reports.
• Support production deployments and data refreshes.

Skills

ETL development

SQL

Tableau

Data warehousing

Data integration

Performance tuning

Tools

Informatica PowerCenter

Informatica IICS

Talend

SSIS

Tableau Desktop

Tableau Server/Cloud

Job description

US Citizen, Green Card, H-1B, OPT-EAD, CPT, Other

Work Authorization:US Citizen, Green Card, OPT-EAD, CPT, H-1B, H4-EAD, Other

Job Description:

We are looking for an experienced ETL Developer with strong expertise in data integration, data warehousing, SQL, and Tableau reporting. The ideal candidate will be responsible for designing, developing, and maintaining ETL processes, building data pipelines, and creating interactive Tableau dashboards to support business intelligence and analytics.

Key Responsibilities:

• Design, develop, test, and maintain ETL processes to extract, transform, and load data from multiple source systems.
• Develop and optimize complex SQL queries, stored procedures, functions, and views.
• Work with data warehouses, data marts, and relational databases to support reporting and analytics.
• Develop interactive dashboards, reports, and visualizations using Tableau.
• Connect Tableau dashboards to different data sources and optimize dashboard performance.
• Perform data profiling, data cleansing, data validation, and reconciliation to ensure data quality.
• Analyse business requirements and translate them into technical specifications.
• Troubleshoot ETL failures, data inconsistencies, and performance issues.
• Collaborate with business analysts, data architects, BI developers, and other technical teams.
• Implement incremental data loads, scheduling, error handling, and recovery mechanisms.
• Maintain technical documentation for ETL workflows, data mappings, and Tableau reports.
• Support production deployments, data refreshes, and ongoing maintenance.

Required Technical Skills:

• Strong experience in ETL development and data integration.
• Hands-on experience with ETL tools such as Informatica PowerCenter, Informatica IICS, Talend, SSIS, or equivalent.
• Strong SQL skills, including complex queries, joins, subqueries, CTEs, and performance tuning.
• Experience with Tableau Desktop and Tableau Server/Cloud.
• Expertise in developing Tableau dashboards, worksheets, calculated fields, parameters, filters, and interactive reports.
• Experience with Tableau data sources, extracts, live connections, and performance optimization.
• Strong understanding of data warehousing concepts, including fact tables, dimension tables, star schemas, and snowflake schemas.
• Experience working with relational databases such as Oracle, SQL Server, PostgreSQL, or Snowflake.
• Knowledge of data quality, data governance, and data validation processes.
• Experience with scheduling, monitoring, and troubleshooting ETL jobs.

We are an equal opportunity employer. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs. We do not discriminate on the basis of race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, national origin, citizenship/ immigration status, veteran status, or any other status protected under federal, state, or local law.