Job Summary

We are looking for a QA Engineer with hands-on experience in AI/ML testing to validate AI/ML-powered applications and solutions. The ideal candidate will have robust QA fundamentals, experience testing AI/ML models and data pipelines, and preferably a background working with Banking, Payments, or FinTech clients.

Key Responsibilities
Design and execute functional, integration, regression, system, and end-to-end testing for AI/ML applications.
Develop test strategies and test cases for AI/ML models, data pipelines, APIs, and AI-powered applications.
Validate model outputs, predictions, recommendations, classifications, and business rules against expected results.
Perform data validation and data quality testing across training, validation, and production datasets.
Test AI/ML workflows for accuracy, consistency, reliability, scalability, and performance.
Validate AI model behavior across different datasets, edge cases, and negative scenarios.
Perform API and backend testing for AI/ML services and microservices.
Use SQL/Python for data validation, test automation, and analysis.




Collaborate with Data Scientists, ML Engineers, Developers, Business Analysts, and Product Owners.
Identify, document, track, and troubleshoot defects throughout the testing lifecycle.
Support CI/CD pipelines and automated testing where applicable.
Participate in Agile ceremonies, test planning, estimation, and release validation.

Required Skills
8+ years of experience in QA / Software Testing.
Hands-on experience testing AI/ML-based applications or solutions.
Solid understanding of AI/ML concepts, model validation, data testing, and model outputs.
Experience with Python for test automation, data validation, or scripting.
Robust SQL/database testing experience.
Experience with REST API testing using Postman, REST Assured, or similar tools.
Experience in functional, regression, integration, API, and end-to-end testing.
Experience with test management and defect tracking tools such as Jira, ALM, or similar.
Good understanding of Agile/Scrum methodologies.

📌 Qa Engineer – Ai/ml Banking, Payments & Fintech Toronto
🏢 Apexon
📍 Toronto