AI/Data Quality Engineer QA

Top 3 Reasons To Join Us
Hybrid working; Flexible time; Macbook Pro
L&D programs; 17 days off
13.7 million B2C users; 140,000+ business customer
The Job

We are seeking an AI QA & Data Quality Specialist to ensure the quality, reliability, and performance of AI-driven products and the data pipelines that support them. This role focuses on validating AI model outputs, testing AI-powered features, and ensuring the integrity and quality of datasets and data pipelines used for training and inference.
You will work closely with engineering, data engineering, and product teams to improve the overall quality of AI systems through systematic testing, data validation, and automation.

This role expects a strong security mindset, with a clear understanding of data privacy, credential protection, device security, and the responsible use of corporate systems, tools, and accounts.

Key Responsibilities

AI System Quality Assurance

• Design and execute test strategies for AI/ML-powered applications and features.
• Validate AI model outputs for accuracy, reliability, and consistency.
• Perform prompt testing, response evaluation, and edge case validation for AI systems.
• Identify issues such as hallucinations, bias, incorrect reasoning, or unstable responses
• Define acceptance criteria and quality benchmarks for AI-driven features.

Data Engineering & Data Pipeline Testing

• Validate data pipelines (ETL/ELT) used to prepare datasets for AI models.
• Test data ingestion, transformation, and loading processes to ensure reliability.
• Verify data integrity between source systems, data warehouses, and AI models.
• Detects and reports data anomalies, schema changes, missing data, or transformation errors.
• Create data validation rules and automated data quality checks.

Dataset & Model Evaluation

• Validate training datasets and feature engineering pipelines.
• Monitor dataset quality to prevent data drift or unexpected data changes.
• Define and track AI model evaluation metrics such as accuracy, precision, recall, and response quality.
• Collaborate with data scientists to analyze model performance and identify improvement areas.

Test Automation

• Develop automated tests for AI APIs, workflows, and data pipelines.
• Build automation frameworks to test AI output regression and data validation.
• Integrate automated testing into CI/CD pipelines.

Collaboration & Process Improvement

• Work closely with AI engineers, data engineers, product managers, and QA teams.
• Provide feedback during AI model development and deployment cycles.
• Contribute to building AI testing standards, data quality guidelines, and QA best practices.

Your Skills and Experience

• Bachelor's degree in Computer Science, Software Engineering, Data Science, or related field.
• 5+ years of experience in software QA, test automation, or data validation and 2+ years of experience in AI & Data quality testing
• Experience testing APIs, web services, or distributed systems.
• Strong knowledge of SQL and data validation techniques.
• Strong with Python for data automation, typescript and or Java for other automation.
• Understanding of machine learning concepts and AI system behavior.
• Experience with test automation tools.
• Experience testing AI systems, LLM applications, or chatbots.
• Experience with big data platforms.
• Knowledge of prompt engineering or AI evaluation methods.
• Experience working with cloud platforms AWS
• Familiarity with CI/CD and DevOps practices.
• Generative AI: Enthusiastic user of Generative AI and advanced AI tooling to streamline workflows and significantly accelerate project delivery timelines.
• Product Mindset: Proven track record to translate high-level product requirements into detailed requirements, and into comprehensive technical requirements through close partnership with Product Managers
• Communication: Good verbal and written English skills, ensuring clarity and alignment within distributed, multi-national product engineering teams.

Key Skills

• AI/ML testing
• Data pipeline testing
• Data quality validation
• SQL and dataset analysis
• Test automation
• API testing
• Prompt evaluation
• Data integrity verification

Success Metrics

• Improved AI output quality and reliability (accuracy rate, latency, token, cost,...)
• Early detection of data pipeline or dataset issues
• Increased automation coverage for AI and data testing
• Reduced production issues caused by data or AI failures

Why You'll Love Working Here

Financial Benefits:

• Attractive Salary Package
• Insurance based on full salary (Social Insurance, Health Insurance, Unemployment Insurance)
• Private health insurance and accident insurance for employees. Covering for family member, applied from manager level
• Full salary during probation period
• 17 paid leaves per year

Working environment:

• Very well-equipped facility: Macbook, Additional monitor
• Hybrid working model with 2 working days in office per week
• Annual Company trip and Quarterly Team building
• Working in an international environment with nice and supportive colleagues
• Work life balance environment
• Sport clubs in the company for engagement activities: billiard club, running club

Career Development:

• Clear Career path
• External & internal training courses
• Soft-skill workshops
• Monthly and biannual Recognition Awards
• Performance & salary review: twice/year (Jun & Dec)