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Ethereum Technologies; Hartford (CT); On-site; USD 120,000 - 150,000; Full time

Job summary

ETHEREUM TECHNOLOGIES LLC in Hartford, CT is seeking an experienced Data/ETL Developer to design and maintain Tableau dashboards and reports, implement ETL/ELT solutions, and optimize data workflows.

You will work with Business Analysts and System Integrators across the SDLC, ensure data quality, reconciliation, and robust error handling, and help migrate from legacy systems in a hybrid onsite role.

Qualifications

• 10+ years overall IT experience.
• 5+ years Tableau experience.
• 5+ years writing complex SQL / T-SQL.
• Strong expertise in SSIS, SSRS, Talend.
• Experience with SQL Server and DB2 databases.
• Excellent communication, problem-solving, and leadership skills.

Responsibilities

• Develop and maintain Tableau dashboards and reports.
• Design and implement ETL/ELT solutions (SSIS / Talend).
• Create and optimize complex SQL / T-SQL queries, SSRS reports, and stored procedures.
• Support data migration and integration from legacy systems.
• Optimize SSIS package and SQL performance.
• Collaborate with Business Analysts, users, and System Integrators across the SDLC.
• Implement data quality, reconciliation, error handling, and performance best practices.

Skills

Tableau

SQL / T-SQL

SSIS/SSRS

Talend

SQL Server

DB2

Leadership

Communication

Problem-solving

Tools

SSIS

SSRS

Talend

SQL Server

DB2

Job description

• Develop and maintainTableau dashboards and reports
• Design and implementETL/ELT solutions(SSIS / Talend)
• Create and optimizecomplex SQL / T-SQL queries, SSRS reports, and stored procedures
• Supportdata migration and integrationfrom legacy systems
• OptimizeSSIS package and SQL performance
• Work closely with Business Analysts, users, and System Integrators across the SDLC
• Implement data quality, reconciliation, error handling, and performance best practices

Required Skills & Experience

• 10+ yearsoverall IT experience
• 5+ yearshands-on experience withTableau
• 5+ yearswriting complexSQL / T-SQL
• Strong expertise inSSIS, SSRS, Talend
• Experience working withSQL Server, DB2, and other databases
• Strong communication, problem-solving, and leadership skills

Important Notes
Local candidates only(Connecticut)
Hybrid onsite requirement ismandatory
Government/large enterprise project experience is a plus

ETHEREUM TECHNOLOGIES LLC is an equal opportunity employer inclusive of female, minority, disability and veterans, (M/F/D/V). Hiring, promotion, transfer, compensation, benefits, discipline, termination and all other employment decisions are made without regard to race, color, religion, sex, sexual orientation, gender identity, age, disability, national origin, citizenship/immigration status, veteran status or any other protected status. ETHEREUM TECHNOLOGIES LLC will not make any posting or employment decision that does not comply with applicable laws relating to labor and employment, equal opportunity, employment eligibility requirements or related matters. Nor will ETHEREUM TECHNOLOGIES LLC require in a posting or otherwise U.S. citizenship or lawful permanent residency in the U.S. as a condition of employment except as necessary to comply with law, regulation, executive order, or federal, state, or local government contract