Data Tester (Python & SQL) | Techedge Solution | Bangalore

Techedge Solution; Bengaluru; Presencial; INR 1.200.000 - 2.400.000; Jornada completa

Descripción de la vacante

Techedge Solution in Bengaluru, India seeks a Data Tester (Python & SQL) to own data warehouse validation, automated test script engineering, and end-to-end data quality checks. You will build robust test frameworks, run complex SQL validations, and assure data integrity across distributed pipelines.

Your role involves automated API testing, data reconciliation, and collaboration with cross-functional data teams in Agile sprints to deliver high-quality enterprise data platforms.

Formación

• Bachelor's or Master’s degree in Computer Science, IT, Data Analytics, Electronics or related discipline.
• 5–8 years of progressive experience in Data Testing, ETL Testing, and Data Warehouse Validation.
• Strong hands-on Python scripting and test automation (PyTest).
• Advanced SQL development (joins, CTEs, window functions) and data reconciliation.

Responsabilidades

• Architect, develop, and execute automated test scripts and frameworks for data pipelines using Python/PyTest.
• Write advanced SQL queries for data verification and validation.
• Perform ETL testing, data warehouse validation, and source-to-target mapping checks.
• Collaborate with data engineering, BI analytics, and QA squads in Agile cycles.

Conocimientos

Python scripting

PyTest

SQL development

ETL testing

Data warehouse validation

APIs testing

Data reconciliation

Educación

Bachelor's or Master’s degree in Computer Science / IT / Data Analytics / Electronics

Herramientas

Jira

Confluence

AWS Redshift

Snowflake

BigQuery

CI/CD

Descripción del empleo

Position Summary

Driving advanced data quality validation, automated ETL testing, and large-scale data warehouse verification in Bangalore, Techedge Solution is actively seeking an accomplished Data Tester (Python & SQL) for a permanent professional engagement. In this vital data quality assurance role, you will architect, build, and execute robust automated test frameworks, complex SQL validation queries, and end-to-end data pipeline integrity checks. Bringing 5 to 8 years of progressive professional experience in data and ETL testing, you will empower global enterprise data platforms to achieve uncompromised analytical precision, data reconciliation accuracy, and fault-tolerant pipelines. This prestigious career opportunity offers competitive remuneration, high technical visibility, and exceptional professional growth within a premier global technology solutions and IT consulting enterprise.

Detailed Job Description

As a Data Tester (Python & SQL) supporting Techedge Solution in Bangalore, India, you will take full operational, architectural, and tactical ownership of data warehouse validation, automated test script engineering, source-to-target data mapping verification, and database regression testing. Your day-to-day responsibilities include authoring automated test scripts using Python and PyTest, executing advanced SQL queries (joins, CTEs, window functions, complex aggregations), performing data reconciliation and quality testing, and validating large datasets across distributed data pipelines and APIs. You will collaborate closely with cross-functional data engineering, business intelligence, and software development squads in Agile sprint cycles.

Key Responsibilities

• Architect, develop, and execute automated test scripts and frameworks utilizing Python and PyTest for data pipeline validation.
• Write advanced, high-performance SQL queries, complex joins, Common Table Expressions (CTEs), and window functions for data verification.
• Perform comprehensive ETL testing, data warehouse validation, source-to-target data mapping, and schema conformity checks.
• Execute rigorous data reconciliation, data quality assessments, and numerical accuracy audits across large-scale enterprise datasets.
• Design and execute automated API testing and database backend validation suites to ensure end-to-end system reliability.
• Investigate data anomalies, debug data transformation bottlenecks, and isolate pipeline failures using advanced analytical techniques.
• Collaborate seamlessly with cross-functional data engineering, BI analytics, and software quality assurance squads.
• Maintain comprehensive test plans, traceability matrices, automation regression reports, and quality assurance documentation.

Required Qualifications & Skills

• Bachelor’s or Master’s degree in Computer Science, Information Technology, Data Analytics, Electronics, or related discipline.
• Minimum of 5 to 8 years of progressive professional experience in Data Testing, ETL Testing, and Data Warehouse Validation.
• Strong, demonstrable hands‑on professional expertise in Python scripting and test automation frameworks (PyTest).
• Comprehensive working knowledge and practical proficiency in advanced SQL development (Complex Queries, Joins, CTEs, Window Functions).
• Deep practical experience in data reconciliation, data quality testing, and source-to-target mapping validation.
• Solid practical grasp of data warehousing concepts, large dataset processing, and data pipeline architectures.
• Proven expertise in API testing and relational database backend verification.
• Mandatory legal work eligibility and physical availability for professional operations in Bangalore, India.

Nice-to-Have Skills

• Professional testing certifications such as ISTQB Certified Tester or cloud data certifications.
• Prior professional working experience in top-tier IT consulting firms, financial institutions, or enterprise data enterprises.
• Hands‑on familiarity with cloud data platforms (AWS Redshift, Snowflake, Google BigQuery) and CI/CD pipelines.
• Experience utilizing enterprise project management and ticketing platforms such as Jira and Confluence.
• Exposure to big data processing frameworks (Apache Spark, Hive) and data streaming validation.

Application Information

Recruiter: Techedge Solution Recruitment Division

Contact Name: Bharath C

Email: [e-mail]

Phone: [phone]

Company Website: https://www.techedge-solution.com

Salary/Rate: Market Competitive / Enterprise Data Quality Package

Deadline: Open until filled (Urgent Bangalore Data Tester Opening)

Notice Period: Immediate to 15 Days Preferred

Contract Duration: Permanent / Full-Time Engagement (Bangalore)

Recruitment Pro Tip

When applying for this Data Tester position through Techedge Solution, ensure your resume explicitly highlights your Python automation portfolio, complex SQL window function/CTE query skills, and extensive ETL/data warehouse testing experience.