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Added 19 days ago
LC
CRM QA Engineer
Lontours Canada Limited
Toronto, ON
- $80,000 to $102,000 CAD / year
- Full-time
The CRM Quality Assurance Engineer is responsible for planning, designing, and executing both automated and manual testing to ensure the quality, reliability, and performance of CRM…
Added 19 days ago
LC
Data QA Engineer
Lontours Canada Limited
Toronto, ON
- $85,000 to $105,000 CAD / year
- Full-time
The Data Quality Assurance Engineer is responsible for planning, designing, and executing automated and manual testing to ensure the accuracy, completeness, reliability, security, and…
Added 19 days ago
J
Senior Infrastructure Engineer
JSI
Ottawa, ON
- Full-time
JSI Telecom is seeking a highly motivated and experienced Senior Infrastructure Engineer (with strong Networking) to design, implement, and support complex enterprise and customer…
Added 19 days ago
DI
Site Reliability Engineer (1890)
Direct IT Recruiting Inc.
Toronto, ON
- $85 to $94 CAD / hour
- Contract
SKILLS: Python, GitHub Actions, CI/CD, automation, Site Reliability Engineering, Dynatrace, Argo CD, PowerShell, observability
Added 19 days ago
V
Senior Integration and Support Engineer
VitalBio
Oakville, ON
- Full-time
Proficiency with at least one programming language (e.g., Python, C/C++, MATLAB) for data analysis, prototyping, or control/automation.
Added 19 days ago
B
Senior Data Engineer
BMO
Toronto, ON · SCC
- Full-time
Accelerate development by building frameworks, automation scripts, and reusable code
Added 19 days ago
H
Chaos Engineer
HCLTech
Toronto, ON
- $75,000 to $80,000 CAD / year
- Full-time
Strong experience in Java/Python, Microservices, APIs, Kubernetes, Docker, and Cloud Platforms (Azure/GCP/AWS).
Added 19 days ago
V
Support Engineer I
VitalBio
Oakville, ON
- Full-time
Basic programming skills for test automation or troubleshooting (e.g., Python, C/C++).
Added 19 days ago
C
Senior Optical Engineer
Ciena
Ottawa, ON
- $94,100 to $150,300 CAD / year
- Full-time
Experience using Python, MATLAB, or similar tools for test automation and data analysis.
Added 19 days ago
A
Senior Full Stack Developer (React/Typescript/Node.js)
Affinity
Canada
- Full-time
…team in Canada. This is a full-time opportunity for a seasoned engineer who can contribute across both backend and frontend development, with a strong emphasis on building scalable,…
Added 19 days ago
RE
Cyber Security Engineer
Randstad Enterprise
Montreal, QC
- Contract
Automation & Scripting: hands-on experience using scripting languages (e.g., Python, PowerShell) to drive operational efficiency.
Added 19 days ago
F
Search Engineer
Firecrawl
Toronto, ON
- Full-time
…accessing pages at web scale, and the modern web actively resists automation with detection systems, challenge flows, and fingerprinting that evolve weekly. This role is equal parts…
Added 19 days ago
T
Data Integration Developer
Trafigura
Calgary, AB
- Full-time
The Data Engineer will be responsible for building and maintaining the data integration infrastructure that underpins Trafigura's North American Gas and Power trading desk. Working within…
Added 19 days ago
M
Junior Electronics Validation and Test Engineer/Designer
MDA
Sainte-Anne-de-Bellevue, QC
- Full-time
The Junior Electronics Validation and Test Engineer/Designer will support design, integration and commissioning of specialized electronic test equipment for testing mixed signal (Digital &…
Added 19 days ago
XS
UE Verification Engineer (Canada)
Xona Space Systems
Montreal, QC
- Full-time
Strong skills and demonstrated experience in Python-based scripting and automation in Linux and Windows environments, with working knowledge of networking concepts, troubleshooting, and…
Added 19 days ago
UT
Senior ASIC Verification Engineer – SystemVerilog / UVM / High-Speed I/O / SoC / Chipsets
USA Tech Recruit
Ottawa, ON
- Full-time
Senior ASIC Verification Engineer / Senior Verification Engineer / Staff Verification Engineer / ASIC Verification / SoC Verification / RTL Verification / Hardware Verification /…
Added 1 month ago
Sr. DevSecOps Engineer
Rogers Communications
Brampton, ON · Toronto, ON
We are currently seeking a Sr DevSevOps Engineer to join the Rogers Enterprise DevSecOps Engineering Team. Working from Toronto or Brampton office, you will work with the Enterprise DevOps…
Added 19 days ago
A
Senior Full Stack Software engineer
Affinity
BC · British Columbia, Canada
- Full-time
…team in Canada. This is a full-time opportunity for a seasoned engineer who can contribute across both backend and frontend development, with a strong emphasis on building scalable,…
Added 19 days ago
EA
Développeur.se principal.e de l’infrastructure / Lead Infrastructure Engineer
Electronic Arts (EA)
Montreal, QC
- Full-time
Expertise in scripting and automation with Python, PowerShell, bash, or equivalent
Added 19 days ago
FI
Senior Engineer, Applied AI
Fulfillment IQ
Remote, Canada
- Full-time
- Remote
…solve complex, real-world problems across warehouse design, automation, order management, transportation, and end-to-end supply chain…
Added 19 days ago
M
Firmware Engineer (Contractor Position)
MistyWest
Vancouver, BC
- Contract
Python scripting for test automation or tooling
Added 19 days ago
TC
Junior Software Engineer
TeamBuilder Consulting
Vancouver, BC · Greater Vancouver Metropolitan Area
- Full-time
Junior Software Developer – Industrial Data & Automation
Added 19 days ago
M
Firmware Engineer (Contractor Position)
MistyWest
Vancouver, BC
- Contract
Python scripting for test automation or tooling
Added 19 days ago
PH
Analytics Engineer, Risk
Propel Holdings
Toronto, ON
- Full-time
…models and enjoy turning manual, messy processes into repeatable automation. As the Analytics Engineer, Risk, you’ll join the Model Development team within Risk, working closely with the…
Added 19 days ago
T
Firewall Engineer
Tekshapers
Toronto, ON
- Full-time
Automation:IaaC: TerraForm, MSft Bicep, Python, PowerShell (code deployment, automated configurations)

Affinity

Senior Full Stack Software engineer

BC, Canada
British Columbia, Canada, Canada

Full-time

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Job details

Job type: Full-time
Apply by: Oct 16, 2026
Experience: 10+ years of professional full stack software development experience.
Posting language: English
Posted: Sep 16, 2026

Original job description

Job Description

On behalf of our client, Affinity is seeking an experienced Senior Full Stack Developer to join their engineering team in Canada. This is a full-time opportunity for a seasoned engineer who can contribute across both backend and frontend development, with a strong emphasis on building scalable, distributed applications and microservices.

The successful candidate will bring 10+ years of professional full stack development experience and strong hands-on expertise with TypeScript, Node.js, PostgreSQL, RabbitMQ, Redis, and React.

Responsibilities

Design, build, and maintain scalable full stack applications, backend services, APIs, and user-facing features.
Develop backend services using TypeScript and Node.js.
Build and maintain modern frontend applications and reusable UI components using React.
Design, develop, and support microservices-based architectures.
Build highly scalable systems leveraging asynchronous processing, messaging, and event-driven architecture.
Work extensively with PostgreSQL, RabbitMQ, and Redis within distributed application environments.
Design and maintain robust RESTful APIs and integrations.
Contribute to system architecture decisions and drive engineering best practices across the full technology stack.
Partner with cross-functional team members to scope, design, and plan technical initiatives.
Lead or participate in technical discussions with internal and external stakeholders when required.
Conduct thoughtful code reviews and contribute to improving overall code quality.
Troubleshoot production issues and help resolve complex technical problems across frontend and backend systems.
Develop solutions with performance, scalability, reliability, and usability in mind.
Contribute to CI/CD processes, automated testing, and deployment practices.
Mentor junior developers and support their technical growth.
Help onboard new engineers and promote strong engineering standards and collaborative development practices.

Must-Have Qualifications

10+ years of professional full stack software development experience.
Strong hands-on experience with TypeScript.
Strong hands-on backend development experience with Node.js.
Strong hands-on frontend development experience with React.
Strong experience working with PostgreSQL.
Hands-on experience with RabbitMQ and asynchronous/message-driven processing.
Hands-on experience with Redis.
Demonstrated experience designing, building, and supporting microservices architectures.
Strong experience designing and maintaining RESTful APIs.
Deep understanding of asynchronous programming, distributed systems, and scalable application design.
Strong understanding of software architecture principles, algorithms, and data structures.
Experience with modern JavaScript (ES6+) and contemporary frontend development practices.
Experience with automated testing and modern software development practices.
Strong working knowledge of Git and collaborative development workflows.
Experience working within Agile development environments.

Preferred Qualifications

Experience with containerization technologies such as Docker.
Experience with AWS services such as EC2, S3, RDS, and CDN solutions.
Experience with CI/CD pipelines and deployment automation.
Experience working in Linux environments such as Ubuntu or Debian.
Familiarity with additional programming languages such as Go, Rust, Python, or Java.
Experience with TDD/BDD and modern JavaScript testing frameworks such as Jest, Mocha, or Jasmine.
Experience mentoring developers or providing technical leadership within an engineering team.

Affinity Earn

Know someone who’s great for this, or any of our open roles? Earn up to $4,000/year for each successful referral through Affinity Earn. You can also earn up to $50,000 for helping us find new clients. Learn about our referral program at https://affinity-group.ca/earn/ or browse our jobs & follow us at https://www.linkedin.com/company/affinity-staffing/jobs/

About Affinity

Affinity Group is a technology and business consulting and services company. We believe in creating long term relationships between clients and consultants that foster a mutually beneficial partnership. Affinity is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. All employment is decided on the basis of qualifications, merit and business need.

For more information on Affinity, please visit www.affinity-group.ca

Job Number: 13945

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More about this job

Responsibilities

Design, build, and maintain scalable full stack applications and microservices using TypeScript, Node.js, and React. Lead technical initiatives, conduct code reviews, and mentor junior developers to ensure high engineering standards.

Requirements

Requires over 10 years of professional full stack experience with deep expertise in Node.js, React, and PostgreSQL. Must have demonstrated experience with message-driven architectures using RabbitMQ and Redis.

Skills

TypeScript
Node.js
React
PostgreSQL
RabbitMQ
Redis
Microservices
RESTful APIs
Distributed Systems
Asynchronous Programming
Git
Agile
Docker
AWS
CI/CD
Linux

Visa sponsorship

Not detected in the job text

Keywords

TypeScript
Node.js
React
PostgreSQL
RabbitMQ
Redis
Microservices
RESTful APIs
Distributed Systems
Asynchronous Programming
ES6+
Git
Agile
Docker
AWS
EC2
S3
RDS
CDN
Linux
Ubuntu
Debian
Go
Rust
Python
Java
TDD
BDD
Jest
Mocha

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