Toronto, On Backend developer web & infrastructure Jobs – 73 Openings This Week

RQ00707 - Systems Testing/QA Specialist - Senior
Source Code —Toronto, ON
- $54.22–$81.33 an hour
- Full-time
- Azure
- Computer Science
- DevOps
Quick apply
4d
Senior Software Engineer
GFL Environmental —Vaughan, ON
- DevOps
- Databases
- AWS
Engineering Manager, HRIS Flow Platform
Rippling —Toronto, ON
- $186,000–$310,000 a year
- Hybrid work
- APIs
- Leadership
- Communication skills
Senior AI Engineer, (Global Security)
Royal Bank of Canada —Toronto, ON
- Full-time
- Azure
- Research
- Databases
6d
Senior Technical Product Owner
Sago Mini —Toronto, ON
- $115,000–$145,000 a year
- Full-time
- Computer Science
- Engineering
- APIs
Quick apply
1d
Senior DevOps Engineer
Lush Handmade Cosmetics —Toronto, ON
- $91,000–$99,000 a year
- Full-time
- Hybrid work
- DevOps
- Databases
- Scripting
Quick apply
VP, Product
Platform.sh —Toronto, ON
- Immediate opening
- Remote
- DevOps
- Leadership
- Paid time off
Quick apply
Director, Platform Engineering
Maple —Toronto, ON
- Full-time
- Hybrid work
- DevOps
- AWS
- Epic
- Dental care
- Life insurance
Quick apply
9d
Senior Director Engineering, Home Software Applications
Generac Power Systems Inc —Toronto, ON
- $239,000–$323,000 a year
- Full-time
- Doctoral degree
- Computer Science
- Engineering
- Disability insurance
- Dental care
Quick apply

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RQ00707 - Systems Testing/QA Specialist - Senior

Source Code -
Toronto, ON

Quick apply

Job details

Full-time
$54.22–$81.33 an hour
4 days ago

Qualifications

DataStage
Cloud infrastructure
Azure
Go
Computer Science
DevOps
UNIX
NoSQL
Performance testing
.NET
Java
Master's degree
Databases
SQL
AWS
Bachelor's
Redis
New Relic
Scripting
Software development
Agile
Siebel
IT
Web services
Linux
AI
Groovy
Communication skills
Python
Shell Scripting
Debugging
SDLC

Full job description

RQ00707 - Systems Testing/QA Specialist - Senior

Hybrid - 1 Day a week in Office (525 University Avenue)

11+ months Contract (250 Business Days)

Must Haves:

Bachelor's or master's degree in computer science or related technical discipline, or equivalent experience.
5 – 7 years of experience in the information technology field particularly in web-based applications and QA automation/performance testing, with 3+ years in a senior or lead capacity.
Expert-level proficiency with JMeter, including custom plugins, BeanShell/Groovy scripting, and distributed testing.
Strong experience using APM platforms (Grafana, Dynatrace, New Relic, or similar) to diagnose root causes.
Deep understanding of cloud infrastructure (AWS/Azure), microservices, caching layers (Redis/Memcached), and load balancers.
Advanced knowledge of SQL/NoSQL databases and the ability to analyze slow-running queries under load.
Ability to read and understand backend code (e.g., Java, Python, Go, or .NET) to assist in debugging.
Strong experience in working independently on reading, modifying existing scripts/programs for which documentation may not be available.
Experience designing, building and maintaining automation test frameworks/scripts for UI, non UI and web services.
Experience in all phases of the Software Development Life Cycle and related methodologies including but not limited to Agile, Iterative.

Nice to Have:

Public Sector Experience: Preferred

Responsibilities:

Framework Design: Architect and scale modular, reusable JMeter test frameworks for complex workflows.
Test Architecture: Design advanced load, stress, endurance, and failover scenarios mimicking peak production traffic.
Deep Analysis: Pinpoint complex system bottlenecks, memory leaks, and thread contentions across distributed architectures.
Optimization Strategy: Partner with senior developers and DevOps to recommend infrastructure scaling and code-level tuning.
CI/CD Automation: Embed non-functional testing gates into CI/CD pipelines for automated, continuous performance validation.
Mentorship & Leadership: Establish performance testing best practices and mentor junior or mid-level QA engineers.

Plan and organize testing efforts for large systems in Graphical User Interface (GUI) and non-Graphical User Interface (GUI) environments, including the execution of systems integration tests, specialized tests, and user acceptance testing (e.g., stress tests)
Develop test plans, test scripts and test cases and execute these against the various components. Work with the testing lead and IT lead of each project as well as the project team members in the analysis, design, development, implementation and ongoing support of the required systems
If required, manual testing and debugging by writing complex SQL queries and ETL validation to ensure the accuracy and integrity of data transformations and extractions. This includes performing Quality Assurance services and executing functional, integration, interface, performance and regression testing, preparing estimates and participating in planning and preparation services along with other testing artifacts in alignment with best practices and OH Quality Assurance standards.

Desired Skills:

Executing the ETL Datastage jobs using UNIX shell scripts will be an asset
Technical proficiency in Siebel/CRM is an asset.
Basic knowledge of Unix/Linux operations (connectivity, navigation, executing basic commands) is a strong asset.

Required Skills:

Framework Design: Architect and scale modular, reusable JMeter test frameworks for complex workflows.
Test Architecture: Design advanced load, stress, endurance, and failover scenarios mimicking peak production traffic.
Deep Analysis: Pinpoint complex system bottlenecks, memory leaks, and thread contentions across distributed architectures.
Optimization Strategy: Partner with senior developers and DevOps to recommend infrastructure scaling and code-level tuning.
CI/CD Automation: Embed non-functional testing gates into CI/CD pipelines for automated, continuous performance validation.
Mentorship & Leadership: Establish performance testing best practices and mentor junior or mid-level QA engineers.
Strong written and oral communication skills to communicate testing strategy, discuss and incorporate stakeholder's feedback, and communicate issues found during testing clearly, develop testing reports and other related documentation, educate members of the team on QA best practices.
Interpersonal and communication skills to communicate effectively to clinical leads as well as other technical professionals such as Project Managers, Business Analysts, Business Leads, Development, and IT.
Ability to work in a fast-paced environment with emphasis on responding to change rather than following the plan.
Ability to work independently on assigned tasks and ability to meet tight deadlines.
Ability to motivate other project members to achieve higher goals and improve the impact of technology initiatives.
Demonstrated ability to understand and discuss technical concepts, manage trade-offs, and evaluate opportunistic innovative ideas with internal and external partners.
Ability to understand and apply concepts.
Strong multitasking skills and attention to detail.

AI Disclaimer: Source Code may use artificial intelligence (AI) tools to assist in certain aspects of its recruiting and business operations.

Note: The higher end of the range is intended for absolutely exceptional candidates who meet all must-have requirements and most or all nice-to-have qualifications. The client will evaluate candidates based on both rate expectations and overall skill set when shortlisting.

INCORPORATED RATE RANGE (7.25 billable hours per day)

$67.78/hr - $81.33/hr Inc.

T4 RATE RANGE (7.25 billable hours per day)

$54.22/hr - $65.07/hr T4

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backend developer web & infrastructure jobs in toronto, on

RQ00707 - Systems Testing/QA Specialist - Senior

Senior Software Engineer

Engineering Manager, HRIS Flow Platform

Senior AI Engineer, (Global Security)

Senior Technical Product Owner

Senior DevOps Engineer

VP, Product

Director, Platform Engineering

Senior Director Engineering, Home Software Applications

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RQ00707 - Systems Testing/QA Specialist - Senior

Hybrid - 1 Day a week in Office (525 University Avenue)

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