Hybrid Software Developer in Testing – Data Platform

at Tecsys Inc.

• Job title: Software Developer in Testing – Data Platform
• Job type: Full Time
• Experience level: Mid level, Senior
• Salary: Not specified
• Degree requirement: Bachelor's Degree
• Tech skills: Python, SQL
• Location requirements: Hybrid, Montreal, Canada

About the role

• Software Developer in Testing ensuring quality and reliability for Tecsys’ cloud-based data platform. Collaborating with data engineers and product owners within an agile team environment.

Responsibilities

• **Responsibilities**
• Actively participate as a member of an agile data platform team
• Collaborate with data engineers and product owners to define testing strategies alongside feature development
• Design and implement automated test cases early on for new pipelines and transformations
• Design and maintain automated regression testing frameworks for data pipelines
• Ensure reusability of automated tests across development cycles and their integration into regression test suites
• Validate end-to-end data pipelines from Bronze through Silver to Gold
• Integrate automated tests into CI/CD pipelines to enable continuous validation
• Design and implement data observability controls, including:
• • Data freshness
• • Schema drift detection
• • Volume validation
• • Metric anomaly detection
• Ensure consistency of semantic layers, metrics, and downstream BI dashboards after changes
• Perform impact analysis when transformation logic evolves
• Write SQL and Python validation scripts
• Identify data quality issues, root causes, and gaps in transformation logic
• Contribute to best practices in test automation, data quality, and observability
• Supplement automated tests with manual testing for edge cases, exploratory scenarios, and creative validation
• Perform release validation and production verification

Requirements

• **Requirements**
• More than 5 years of experience as a test software developer or quality assurance engineer
• Strong experience with automated testing frameworks and regression testing
• Experience testing data pipelines, transformations, or analytics platforms
• Advanced proficiency in SQL and an excellent understanding of data modeling
• Experience with Databricks (DLT, content distribution, batch processing)
• Experience translating business requirements into automated test scenarios
• Experience with Python or a similar scripting language
• Familiarity with CI/CD pipelines and automated test execution
• Excellent analytical and problem-solving skills
• Excellent collaboration and communication skills
• Proficiency in written and spoken English, essential for effective communication with clients, vendors, business partners, and colleagues outside Quebec.