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Senior Tableau / ETL Developer

COOLSOFTEast Hartford, CT🇺🇸United StatesPosted Oct 22, 2026

Quick Overview

Seniority
Mid Senior
Work mode
On Site
Location
East Hartford, CT, United States
Posted
18 hours ago
SQLT-SQLGitETLTableau.NETRESTSOAPSQL Server

Job Description

The role will serve as a Senior Lead Developer supporting CT DCF's existing .NET applications and next-generation child welfare system. The position focuses on Tableau reporting, SQL/T-SQL development, SSIS/SSRS, ETL, data modeling, data migration, data conversion, system integration, and data validation.

Key Requirements:

  • 5+ years Tableau

  • 5+ years complex SQL queries

  • 5+ years T-SQL, SSRS, SSIS or Talend

  • SQL query performance tuning and optimization

  • SSIS package deployment using Git/TFS, environment variables and SQL Agent

  • Data modeling – logical and physical

  • Data marts and data dictionaries

  • ETL/ELT development

  • Data migration and conversion

  • Data quality and reconciliation

  • SQL Server and DB2

  • SOAP/REST or web services integration

  • FTP/SFTP

  • Tableau report development and deployment

  • Strong problem-solving and communication skills

Key Responsibilities:

  • Develop Tableau reports and dashboards.

  • Design and maintain logical/physical data models.

  • Develop data acquisition and data-quality strategies.

  • Support legacy-to-new system data migration.

  • Develop T-SQL scripts, stored procedures and triggers.

  • Design and maintain SSIS ETL packages.

  • Perform data extraction, mapping, loading and testing.

  • Validate data flows and reconcile data loads.

  • Optimize SSIS and SQL performance.

  • Develop FTP/SFTP-based data exchange processes.

  • Integrate external data with internal systems.

  • Work with Business Analysts and users to validate requirements.

  • Create and maintain SSRS reports.

  • Support application development, testing, troubleshooting and documentation.

  • Participate throughout the SDLC.

Important:

The position requires candidates to be local or willing to commute/relocate to Hartford, CT, with approximately 1 day onsite per week.

Please send me your updated resume and confirm your experience with Tableau, T-SQL/SQL Server, SSIS, SSRS, ETL, data modeling, data migration, FTP/SFTP and Tableau report development.

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