Manual Data Tester - Senior Engineer

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Iris Software

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Job Description

Why Join Iris?

Are you ready to do the best work of your career at one of India’s Top 25 Best Workplaces in IT industry? Do you want to grow in an award-winning culture that truly values your talent and ambitions?

Join Iris Software — one of the fastest-growing IT services companies — where you own and shape your success story.

About Us

At Iris Software, our vision is to be our client’s most trusted technology partner, and the first choice for the industry’s top professionals to realize their full potential.

With over 4,300 associates across India, U.S.A, and Canada, we help our enterprise clients thrive with technology-enabled transformation across financial services, healthcare, transportation & logistics, and professional services.

Our work covers complex, mission-critical applications with the latest technologies, such as high-value complex Application & Product Engineering, Data & Analytics, Cloud, DevOps, Data & MLOps, Quality Engineering, and Business Automation.

Working with Us

At Iris, every role is more than a job — it’s a launchpad for growth.

Our Employee Value Proposition, “Build Your Future. Own Your Journey.” reflects our belief that people thrive when they have ownership of their career and the right opportunities to shape it.

We foster a culture where your potential is valued, your voice matters, and your work creates real impact. With cutting-edge projects, personalized career development, continuous learning and mentorship, we support you to grow and become your best — both personally and professionally.

Curious what it’s like to work at Iris? Head to this video for an inside look at the people, the passion, and the possibilities. Watch it here.

Job Description

Data & Platform Testing

  • Analyze user stories, data models, DBT transformation logic, and mapping documents to build comprehensive data test cases.
  • Execute end-to-end ETL/Data pipeline testing across multiple layers—raw, staging, curated, and analytics layers.
  • Validate data transformations implemented in DBT models, ensuring correctness of joins, aggregations, schemas, and business rules.
  • Perform detailed data validation using SQL , SQL Server, and Databricks environments.
  • Test data ingestion workflows built on AWS services such as S3, Glue, Lambda, Step Functions, etc.
  • Conduct API testing for data ingestion, extraction, and system integrations.
  • Validate BI dashboards and metrics on Sigma, ensuring accuracy, filters, and data freshness.

Functional & Web Testing

  • Test web-based components (if any) that interact with the data platform such as admin portals, configuration panels, or data access layers.

Defect Management & Collaboration

  • Identify, reproduce, and document defects using Jira, ensuring proper data-level evidence.
  • Collaborate closely with Data Engineers, DBT developers, and Cloud teams to understand transformations, data flows, and architecture impacts.
  • Participate actively in Agile ceremonies—stand-ups, grooming, sprint planning, retrospectives.

Quality Process & Contribution

  • Contribute to data quality processes—validation rules, sampling methodologies, reconciliation checks, regression strategies.
  • Continuously improve test artifacts, test data, and quality coverage.
  • Stay current with modern data engineering and cloud testing practices.

Skills

  • Strong SQL skills with ability to write complex joins, aggregations, window functions, and data comparisons.
  • Experience testing data warehouses or data lakes using or Databricks.
  • Understanding of DBT (models, seeds, snapshots, lineage).
  • Exposure to AWS services relevant to data workflows.
  • Experience in API testing (Postman, Swagger, REST/JSON validation).
  • Familiarity with Gherkin and BDD-style test documentation.
  • Test management experience using Zephyr, Jira.
  • Strong experience in creating test plans, test scenarios, regression packs.
  • Excellent communication and coordination skills.

Mandatory Competencies

QA/QE - QA Manual - API Testing

QA/QE - QA Manual - Test Case Creation, Execution, Planning, Reporting with risks/dependencies

Beh - Communication

Cloud - AWS - AWS S3, S3 glacier, AWS EBS

Database - Sql Server - SQL Packages

ETL - ETL - Tester

Development Tools and Management - Development Tools and Management - Postman

Cloud - AWS - AWS Lambda,AWS EventBridge, AWS Fargate

Perks And Benefits For Irisians

Iris provides world-class benefits for a personalized employee experience. These benefits are designed to support financial, health and well-being needs of Irisians for a holistic professional and personal growth. Click here to view the benefits.

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