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InfiCare Staffing

Senior QA Engineer (Python & French Language Mandatory)

Canada

Contract

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Job details

Job type: Contract
Experience: 5+ years of QA experience in backend automation and Data QA.
Posting language: English
Posted: Oct 27, 2026

Original job description

Senior QA Engineer – Canada

Location: Montreal (Remote) | Toronto (3 days onsite)

Mandatory: French language proficiency

Job Summary

Looking for a Senior QA Engineer with strong Python automation, advanced SQL, AWS data pipeline testing, and backend/API testing experience. The role focuses on simulating high-volume trades, validating data integrity, and performance testing in a trading environment.

Key Responsibilities

Develop Python automation frameworks using Pytest, Requests, and Pandas.
Test AWS ETL/ELT data pipelines and ensure data accuracy.
Validate large datasets using complex SQL queries.
Perform API, load, stress, and performance testing.
Investigate root causes of backend and database issues.
Support releases and production issues as required.

Must-Have Skills

5+ years of QA experience in backend automation and Data QA.
Strong Python scripting and automation skills.
Advanced SQL: MySQL, Snowflake, Hive, or Athena.
AWS data services and pipeline testing.
REST API testing and automation.
Performance and high-volume transaction testing.
French language proficiency.

Nice to Have

Capital markets or trading domain experience.
Hadoop, Spark, or Hive.
Linux shell scripting.

Key candidate focus: French + Python automation + Advanced SQL + AWS Data QA + API/Performance Testing.

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More about this job

Responsibilities

Develop Python-based QA automation and test AWS data pipelines, APIs, and backend systems. Validate large datasets and high-volume trades, perform load and performance testing, investigate issues, and support releases and production incidents.

Requirements

Requires at least five years of backend automation and data QA experience, strong Python automation skills, advanced SQL, AWS pipeline testing, and REST API testing. French proficiency and experience with performance or high-volume transaction testing are mandatory; capital markets experience, Hadoop, Spark, Hive, and Linux shell scripting are advantageous.

Skills

Python
Pytest
Requests
Pandas
Advanced SQL
MySQL
Snowflake
Hive
Athena
AWS Data Services
ETL/ELT Pipeline Testing
REST API Testing
Performance Testing
Data Quality Assurance
French
Backend Automation

Visa sponsorship

Not detected in the job text

Keywords

Quality Assurance
Python
Pytest
Requests
Pandas
SQL
MySQL
Snowflake
Hive
Athena
AWS
ETL
ELT
Data Pipelines
Data Integrity
Data Quality
REST APIs
Backend Testing
Automation Frameworks
Load Testing
Stress Testing
Performance Testing
High-Volume Transactions
Trading
Capital Markets
Hadoop
Spark
Linux Shell Scripting
French

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