Senior QA Engineer

Department: Engineering

Employment Type: Part Time

Location: US

Reporting To: Jakub Chabik

Compensation: $103.85 - $145.65 / year

Newfire Global Partners is a leading technology firm that specializes in building transformative software solutions for some of the world’s most innovative companies. With a presence across four continents, Newfire Global brings deep expertise in digital healthcare, AI-driven analytics, and enterprise technology. The firm’s track record of delivering scalable, high-impact solutions has made it a trusted partner for organizations seeking to drive meaningful change through technology.

We are passionate about the purpose-driven mission to help improve the quality of care for patients and are building a collaborative, innovative, and inclusive culture. We are a fully funded company founded by serial entrepreneurs with a stable client base.

Opportunity for impact

Newfire Global Partners, a leader in developing disruptive healthcare technology, collaborates with Fortune 500 companies and start-ups to drive transformation.

Newfire is seeking a Senior QA
with SaaS experience to drive the modernization and spearhead the development of a unified, next-generation clinical technology platform for a current healthcare client. This new platform will serve as the foundation for all clinical data and operations across every line of business. By creating a robust and innovative solution, this leader will enable enhanced care management, utilization management, and data-driven decision-making—ultimately working to improve healthcare outcomes for millions of Americans.

The Senior QA on this transformative project is responsible for building and leading a team of collaborative In this role, you'll be responsible for designing and executing comprehensive data validation strategies, investigating discrepancies, and ensuring that reports and data extracts accurately reflect underlying business data and requirements. You'll work closely with technical and business stakeholders to translate complex requirements into effective testing approaches.

• Design, develop, and execute comprehensive test plans to validate reporting systems, data extracts, and business intelligence outputs.
• Write, optimize, and peer-review complex SQL queries to verify data accuracy, transformations, and reporting logic.
• Trace data lineage across source systems, ETL processes, and reporting layers to identify inconsistencies and ensure data integrity.
• Validate calculations, aggregations, formatting, and business metrics against backend data and established requirements.
• Investigate data discrepancies by analyzing raw datasets, SQL logic, and ETL pipelines to identify root causes.
• Identify edge cases, unexpected data patterns, and potential risks that could affect reporting quality.
• Document and track defects, providing clear reproduction steps, technical findings, and recommendations for resolution.
• Collaborate with data engineers, reporting teams, and business stakeholders to clarify requirements and establish effective validation criteria.
• Maintain SQL scripts, test cases, and technical documentation using Git and established version control practices.
• Develop and maintain documentation covering test scenarios, QA procedures, validation results, and data definitions.
• Proactively identify opportunities to improve data quality, testing efficiency, and overall QA processes.
• Take ownership of assigned testing activities, ensuring accurate and reliable reporting deliverables.

• Advanced SQL & Code Review: Strong experience writing, optimizing, and reviewing complex SQL queries to ensure data accuracy, logical correctness, and performance.
• Data Lineage…