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Added 11 mins ago
K
Software Engineer in Test
Kelly
Mississauga, ON
- Contract
Role Overview: Senior SDET / Quality Engineering Architect to lead quality engineering strategy for high-throughput, low-latency trading platforms. The role involves designing scalable…
Added 11 mins ago
KS
Engineering Manager - Industrial Automation & Power Systems
Kinetic Search Group
Vancouver, BC · Greater Vancouver Metropolitan Area
- $170,000 to $190,000 CAD / year
- Full-time
…control technologies. Based in the Greater Vancouver Area, this senior leadership role will oversee the design, integration, standardization, and delivery of complex industrial electrical…
Added 11 mins ago
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Database Administrator
Bevertec
Toronto, ON · Greater Toronto Area, Canada
- Contract
Duration: 4 months (Strong potential for extension based on performance)
Added 11 mins ago
PC
Senior Software Development Engineer in Test (SDET) / Quality Engineering Architect
Pyramid Consulting, Inc
Mississauga, ON
- $70 to $79 CAD / hour
- Contract
Immediate need for a talented Senior Software Development Engineer in Test (SDET) / Quality Engineering Architect. This is a 06+months contract opportunity with long-term potential and is…
Added 11 mins ago
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Software Engineer
Kelly
Mississauga, ON
- Contract
Job Title: Senior Forward Deployed Engineer – Spread Products (Financing & Securitization)
Added 11 mins ago
AI
Python Developer -Forward Deployed, Pyspark
Apptoza Inc.
Toronto, ON
- Contract
We are looking for a senior Forward Deployed Engineer who combines production-grade software engineering, data engineering, AI application development, and client-facing consulting. You…
Added 11 mins ago
AG
Senior Mill Projects Engineer
Artemis Gold - Blackwater Project
BC
- Other
The Senior Mill Projects Engineer will work closely with Mill Operations, Metallurgy, Maintenance, Reliability, E&I, Supply Chain, Major Projects, and external engineering and construction…
Added 26 mins ago
AI
Forward Deployed Engineer (Python/Pyspark Developer)
Apptoza Inc.
Toronto, ON
- Contract
We are looking for a senior Forward Deployed Engineer who combines production-grade software engineering, data engineering, AI application development, and client-facing consulting. You…
Added 26 mins ago
Senior Maintenance & Reliability Engineer
Steel Reef Infrastructure Corporation
Calgary, AB
Steel Reef is seeking a Senior Maintenance & Reliability Engineer for its Calgary office. This role supports the safe, reliable, and cost-effective operation of Steel Reef's equipment, with…
Added 26 mins ago
DC
Intermediate Electrical Designer/Engineer
Danaher Corporation
Concord, ON · CAN - Concord - AB Sciex LP
- $90,000 to $103,000 CAD / year
- Full-time
The Intermediate Electrical Designer/Engineer is responsible for designing electrical hardware based on input requirements and support implementation and system integration activities while…
Added 26 mins ago
DC
Senior Electrical Engineer/Designer
Danaher Corporation
Concord, ON · CAN - Concord - AB Sciex LP
- $111,333 to $122,500 CAD / year
- Full-time
The Senior Electrical Engineer/Designer is responsible for leading the end-to-end development of analog and high-voltage power-supply modules and subsystems for SCIEX instruments, from…
Added 26 mins ago
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Intermediate Mechanical Engineer
Callidus Engineering
London, ON
- Full-time
Incentive compensation based on the performance of the company.
Added 41 mins ago
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Senior Civil Engineer - Municipal Engineering
WSP
Kingston, ON
- Full-time
Municipal infrastructure is at the heart of thriving communities. As a Senior Civil Engineer - Municipal Engineering, you will lead the delivery of impactful infrastructure projects that…
Added 41 mins ago
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Software Engineer III
TD
Toronto, ON
- Full-time
As a lead software engineer, you are accountable for shaping and delivering end-to-end solutions for enterprise-grade platforms and complex initiatives. You set technical direction, define…
Added 41 mins ago
T
Software Engineer II
TD
Toronto, ON
- Full-time
As a Software Engineer II, you provide technical expertise to implement scalable, reliable and secure solutions for EDMO Data Catalog services. You contribute to solutions that operate…
Added 56 mins ago
Project Manager - Hybrid Power & Electrification
Hatch
Vancouver, BC
Looking to take the next step in your career? Hatch is currently seeking a highly motivated Project Engineer to join the Power Business Unit, located in our Vancouver office.
Added 56 mins ago
Project Engineer - Hybrid Power & Electrification
Hatch
Vancouver, BC
Senior Project Engineer – Hybrid Power & Electrification
Added 56 mins ago
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Senior Product Manager
Litera
Toronto, ON · Canada-Toronto, ON-Office
- Full-time
As a Senior Product Manager, you’ll own the vision, strategy, and roadmap for Litera’s Firm Intelligence Platform - the foundational layer that turns the data flowing through a law firm’s…
Added 56 mins ago
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Senior DevOps Engineer
Symbiotic Digital
Toronto, ON · Queen's Park Ontario Provincial Government, Ontario
- Contract
The Senior DevOps / Cloud Engineer leads the automation,
Added 56 mins ago
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Lead Software Engineer
Virtusa
Toronto, ON
- Full-time
Job Summary: We are seeking a Senior DevOps Engineer to design, implement, and manage scalable CI/CD pipelines, cloud infrastructure, automation frameworks, and release processes. The ideal…
Added 56 mins ago
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Senior Analytics Advisor
RigUp
Calgary, AB
- Full-time
We are is seeking an accomplished Senior Advisor, Analytics to translate complex operational and financial data into strategic insights that directly influence pipeline performance, safety,…
Added 56 mins ago
TC
Software Engineer
TSR Consulting
Mississauga, ON
- Contract
TSR Consulting is currently seeking a highly motivated Senior Forward Deployed Engineer in Mississauga, ON (Hybrid, 3 days onsite)
Added 56 mins ago
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Software Engineer in Test
Dexian
Mississauga, ON
- Other
We are seeking a visionary and hands-on Senior Software Development Engineer in Test (SDET)/Quality Engineering Architect to define, champion, and drive the global quality engineering…
Added 1 hour ago
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Senior Civil Engineer - Land Development
WSP
Kingston, ON
- Full-time
…thoughtful, sustainable development has never been greater. As a Senior Civil Engineer - Land Development, you'll help shape the communities where people live, work, and thrive while…
Added 1 hour ago
IG
Intermediate Performance Engineer
Insight Global
Toronto, ON · North York, ON
- $40 to $45 CAD / hour
- Contract
One of Canada's largest E-Commerce companies is seeking a Performance Engineer to join its team. This individual is being brought on to support the ongoing effort to augment load testing…

Acunor

Senior QA – Backend Automation & Data Testing

ON, Canada
Ontario, Canada, Canada

Contract

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Job details

Job type: Contract
Apply by: Nov 26, 2026
Experience: 5+ years of experience in software QA, backend automation, and data testing.
Posting language: English
Posted: Oct 27, 2026

Original job description

Job Title: Senior QA Engineer – Backend Automation & Data Testing

Location: Montreal, QC (Remote) / Toronto, ON (Hybrid – 3 Days Onsite)

Job Type: Contract

Language: French Mandatory

Job Description

We are seeking an experienced Senior QA Engineer with strong expertise in Python automation, backend testing, SQL, REST APIs, and cloud data pipeline validation. The ideal candidate will have hands-on experience testing high-volume transaction processing systems and ensuring data integrity across cloud-based platforms.

Primary Skills

Python, Pytest, Requests, Pandas
Advanced SQL
Backend Automation Testing
REST API Testing
ETL/ELT Testing
AWS Cloud Services
MySQL, Snowflake, Hive
Performance and Load Testing
French Language Proficiency

Key Responsibilities

Develop Python automation frameworks using Pytest and Requests.
Simulate high-volume trade transactions and validate backend systems.
Test AWS ETL/ELT pipelines and identify data-quality issues.
Write complex SQL queries to validate data accuracy and consistency.
Perform REST API testing and troubleshoot backend failures.
Identify performance bottlenecks and collaborate with development teams.
Support scheduled releases and resolve operational issues.

Required Qualifications

5+ years of experience in software QA, backend automation, and data testing.
Strong Python programming skills.
Advanced SQL skills, including complex joins and window functions.
Hands-on experience with API automation and data pipeline testing.
Experience with AWS services such as S3, EC2, EMR, Lambda, and Athena.
Experience with MySQL, Snowflake, or Hive.
French language proficiency is mandatory.

Apply About employer

More about this job

Responsibilities

Develop Python-based automation frameworks and test high-volume transaction processing systems, REST APIs, and backend services. Validate AWS data pipelines and data integrity using SQL, identify performance bottlenecks, and support releases and operational issue resolution.

Requirements

Requires at least five years of software QA, backend automation, and data testing experience, along with strong Python and advanced SQL skills. Candidates must have hands-on API automation and data pipeline testing experience, familiarity with AWS services and MySQL, Snowflake, or Hive, and French proficiency.

Skills

Python
Pytest
Requests
Pandas
Advanced SQL
Backend Automation Testing
REST API Testing
ETL/ELT Testing
AWS Cloud Services
MySQL
Snowflake
Hive
Performance and Load Testing
French Language Proficiency

Visa sponsorship

Not detected in the job text

Keywords

Python
Pytest
Requests
Pandas
SQL
Backend Automation
REST APIs
ETL
ELT
AWS
Amazon S3
Amazon EC2
Amazon EMR
AWS Lambda
Amazon Athena
MySQL
Snowflake
Hive
Performance Testing
Load Testing
Data Quality
Data Integrity
Transaction Processing
Cloud Data Pipelines
API Automation
Window Functions
Complex Joins
Software QA
French

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