Data Quality Engineer (Data QE)

Algoleap • Custom Software Development • AI Consulting & Integration • Python • SQL • Power BI • ETL/ELT • 11 days ago

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Salary

≈ $17k – $44k per year (Estimated)

Location

In office (Hyderabad)

Employment

Full-Time

First seen by Alion on Oct 13, 2026.

Overview

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Algoleap

Algoleap is a Hyderabad-based digital product engineering and AI services firm offering software engineering, AI solutions, data, cloud and DevOps, automation and technology advisory to enterprises. Operating as Algoleap Technologies Pvt Ltd from HITEC City in Hyderabad, with a US address in Plainfield, Illinois, it works in heavily regulated industries on client lifecycle management, sustainable finance, data strategy and cloud adoption, and runs Algoleap Digital Studios. Its openings, mostly in Hyderabad and Bengaluru, include .NET, FileNet, Salesforce and backend developers, AI engineers, data scientists and architects, Kubernetes and Azure engineers and database administrators.

algoleap.com • HQ: Hyderabad, India • AI Consulting & Integration • Custom Software Development • 1001-5000 employees

Tech stack of Algoleap

Job Summary

We are seeking an experienced Data Quality Engineer (Data QE) to ensure the quality, accuracy, reliability, and integrity of data across enterprise data platforms. The ideal candidate will have strong experience in Data Warehousing, Medallion Architecture, ETL/ELT testing, Data Governance, Data Quality frameworks, Data Lineage, and test automation. This role will be responsible for validating data pipelines from multiple source systems such as CDP, GA4, BigQuery, and Azure Blob Storage into Snowflake, and ensuring accurate reporting in Power BI.

Required Experience

__ years of experience in Data Quality Engineering, Data Warehouse Testing, or Data Validation.
Strong hands-on experience with PostgreSQL, Microsoft SQL Server, Snowflake and BigQuery.
Experience validating enterprise Data Warehouse solutions and Medallion Architecture implementations.
Proven experience performing Source-to-Target validation from CDP, GA4, BigQuery, Blob Storage, PostgreSQL, and MSSQL into Snowflake.
Experience in validating Power BI reports, dashboards, semantic models, and KPIs.
Strong understanding of ETL/ELT data processing, data transformations, and data lineage.
Experience working with Data Governance, Data Quality, Metadata Management, Data Lineage, Data Dictionary, and Data Catalog solutions.
Experience with Data Quality tools such as Soda or equivalent.
Experience designing, executing, and automating test cases for large-scale data platforms using SQL, Python, and PySpark.
Experience integrating automated testing into CI/CD pipelines using Azure DevOps or GitHub Actions.

Key Responsibilities

Data Validation & Testing

Perform end-to-end data validation across the data lifecycle, including ingestion, transformation, storage, and reporting.
Validate data movement from source systems including:

Customer Data Platforms (CDP)
Google Analytics 4 (GA4)
Google BigQuery
Azure Blob Storage
PostgreSQL
MSSQL
Snowflake

Perform comprehensive Source-to-Target (S2T) data validation between source systems and Snowflake.
Validate data accuracy, completeness, consistency, uniqueness, and timeliness across datasets.
Execute data reconciliation and data profiling activities.
Conduct source-to-target validation across databases, data lakes, and data warehouses.
Validate schema changes, constraints, indexes, stored procedures, functions, triggers, and views.

Medallion Architecture Validation

Validate data across Bronze, Silver, and Gold layers within the Medallion Architecture.
Verify data transformations, cleansing, aggregations, and business rules between layers.
Ensure data quality controls are enforced throughout the Medallion framework.

ETL/ELT Testing

Test and validate ETL/ELT pipelines and data transformations.
Validate business mappings, transformation logic, and data lineage.
Verify incremental and full-load processes.
Perform regression, integration, functional, and end-to-end testing of data pipelines.
Identify and troubleshoot data discrepancies across source and target systems.

Snowflake Data Validation

Validate data ingestion, transformations, and storage within Snowflake.
Perform large-scale data validation using SQL and automation scripts.
Validate Snowflake views, tables, materialized views, stored procedures, and data sharing mechanisms.

Power BI Testing

Validate datasets, data models, measures, KPIs, and dashboards.
Ensure Power BI reports accurately reflect Snowflake data.
Verify report-level calculations, filters, row-level security, and business metrics.
Perform end-to-end testing from source systems through Snowflake into Power BI.

Data Governance & Data Management

Validate implementation of Data Governance policies and standards.
Ensure compliance with enterprise data quality and governance requirements.
Validate and maintain:

Data Lineage
Data Dictionary
Metadata Management
Business Glossary
Data Catalogs

Collaborate with Data Governance and Business teams to improve data quality processes.

Data Quality Frameworks

Implement and execute data quality checks and monitoring solutions.
Define and monitor Data Quality KPIs and metrics.
Develop and automate validation rules for:

Completeness
Accuracy
Consistency
Uniqueness
Validity
Timeliness

Support root cause analysis and remediation of data quality issues.

Test Automation

Develop automated data validation frameworks and reusable test suites.
Automate source-to-target reconciliation and regression testing.
Integrate automated data quality tests into CI/CD pipelines.
Build automated validation using SQL, Python, PySpark, and Data Quality tools.

Required Technical Skills

Databases & Data Warehousing

PostgreSQL
Microsoft SQL Server (MSSQL)
Snowflake
BigQuery
Data Warehouse Testing
Data Modeling Concepts
Star Schema & Snowflake Schema
Slowly Changing Dimensions (SCD)
Fact & Dimension Validation
CDC Validation
Data Migration Testing

SQL Expertise

Advanced SQL Query Writing
Complex Joins
Window Functions
Aggregations
Query Optimization
Data Reconciliation Queries
Data Profiling and Data Analysis

Modern Data Platform Validation

Medallion Architecture Validation (Bronze, Silver, Gold)
Source-to-Target Testing
ETL/ELT Testing
Data Lake & Data Warehouse Validation
Power BI Report & Dashboard Validation

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