Data Qa Analyst (Xico) (Valle de Chalco Solidaridad)

Job DescriptionBlend is a premier AI services provider committed to co‑creating meaningful impact for its clients through data science, AI, technology, and people. With a mission to fuel bold visions, Blend tackles significant challenges by aligning human expertise with artificial intelligence to unlock value and foster innovation.

Responsibilities

• Validate data accuracy and ensure production readiness by working closely with the Data Engineering Manager and Analytics Engineering Lead across 18 data domains.
• Design and build a reconciliation framework to systematically compare legacy pipeline outputs against new pipeline outputs, identifying discrepancies and gaps.
• Execute structured acceptance testing for each pipeline prior to promotion to production environments.
• Validate identity resolution accuracy through rigorous analysis of match rates, false positives, and false negatives.
• Document end‑to‑end data lineage across all 18 domains to support auditability, transparency, and regulatory compliance.
• Build and maintain automated regression test suites to enable continuous quality assurance as pipelines evolve.

Qualifications

• Expert‑level SQL skills, with demonstrated ability to write complex queries for data validation, profiling, and reconciliation at scale.
• Experience with data quality frameworks, with preference given to candidates with hands‑on Great Expectations expertise.
• Proficiency in Python for scripting automated tests, data profiling tasks, and quality checks.
• Strong background in data profiling techniques, including distribution analysis, completeness checks, and anomaly detection.
• Experience designing and executing test automation strategies in data or analytics engineering contexts.
• Ability to clearly document findings and communicate data quality issues to both technical and non‑technical stakeholders.
• 3+ years of experience in Data Quality, QA, or Data Analysis roles, with proven ability to build reconciliation frameworks and execute end‑to‑end acceptance testing across complex data pipelines.
• Languages: English – Advanced (required for effective communication with general teams).

Benefits

• Learning Opportunities: Certifications in AWS, Databricks, and Snowflake; access to AI learning paths, study plans, and additional certifications tailored to your role; access to Udemy Business; English lessons.
• Travel opportunities to attend industry conferences and meet clients.
• Mentoring and Development: Career development plans and mentorship programs.
• Celebrations & Support: Special day rewards to celebrate birthdays, work anniversaries, and other personal milestones; company‑provided equipment.
• Adaptable working options to help you strike the right balance.
• Statutory Benefits: Social security coverage (IMSS); Christmas bonus (Aguinaldo) as per Mexican law; vacation premium (PrimaVacacional); remote work bonus; paid leaves as per Federal Labor Law (LFT); additional benefits as required by Mexican labor regulations.