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Added 1 month ago
E
Senior Backend Engineer
Eleven-X
Waterloo, ON
- Full-time
We are seeking a full-time Senior Backend Engineer to strengthen the systems behind our eXactPark cloud solution. You will own backend capabilities from technical design through production…
Added 1 month ago
GP
Senior Electrical Test Engineer
Generac Power Systems
Cambridge, ON
- Full-time
Seeking a Senior Electrical Test Engineer for our BESS Engineering Team. This position is a member of a test engineering team working Friday through Monday with typical working hours of 9am…
Added 1 month ago
GD
Junior System Integration – Qualification & Verification Engineer
General Dynamics Missions System International
Ottawa, ON
- Full-time
We are seeking a Junior System Integration – Qualification & Verification Engineer to join our Engineering team. This is an entry-level opportunity ideal for a recent engineering graduate…
Added 1 month ago
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Manufacturing/Process Engineer
Dynacast
Peterborough, ON
- Contract
…dedicated to designing, building, manufacturing, and delivering quality die cast components. Below are additional details about what is offered at the Peterborough…
Added 1 month ago
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Senior Optical Engineer
Ciena
Ottawa, ON
- $94,100 to $150,300 CAD / year
- Full-time
We are seeking a Senior Optical Engineer to provide technical leadership for the evaluation, qualification, and lifecycle management of optical technologies used across Ciena's photonic…
Added 1 month 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 1 month ago
Propulsion Engineer
Canada Rocket Company
Toronto, ON
We are looking for a Propulsion Engineer to own the design, development, and qualification of the hardware that makes up our combustion system - injectors, thrust chambers, nozzles. This…
Added 1 month ago
TC
Senior Java Software Engineer
TSR Consulting
Mississauga, ON
- Contract
…scalable backend applications specialized in batch and real-time data…
Added 1 month ago
BC
Data Cloud Platform Engineer (DBA) (2)
Bally’s Corporation
Vancouver, BC
- Full-time
🎯 Join Bally’s Intralot as a Data Cloud Platform Engineer (DBA) - AWS Infrastructure
Added 1 month ago
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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 1 month ago
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Data Cloud Platform Engineer (DBA) (2)
BALLY’S INTRALOT SA
Vancouver, BC
- Full-time
🎯 Join Bally’s Intralot as a Data Cloud Platform Engineer (DBA) - AWS Infrastructure
Added 1 month ago
XS
UE Verification Engineer (Canada)
Xona Space Systems
Montreal, QC
- Full-time
We are seeking a skilled User Equipment (UE) Verification Engineer to join our dynamic team. The ideal candidate will be responsible for verifying and validating GNSS receivers. Working…
Added 1 month ago
MC
Senior Tunnel Design Engineer
Maynard Civil Engineering Recruitment
Toronto, ON
- Full-time
Review monitoring data, settlement trends, and ground movement predictions.
Added 1 month ago
Software Engineer
Coinbase
Canada
As a Frontend Software Engineer on the Financial Services & Loyalty team within the Consumer & Business group, you'll build and ship the user-facing experiences that power Coinbase's card,…
Added 1 month ago
MT
Test Engineer
Mack Technologies
Engineer, BC
- Temporary
The Test Engineer is responsible for supporting production for test equipment including hardware setup and software development, specific to customer requirements for Mack Technologies…
Added 1 month ago
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Electrical Engineer, Mission Critical
Stantec
Toronto, ON
- Full-time
The MCF (Mission Critical Facilities) Engineer performs technical duties under the supervision of a Senior Project Engineer or Project Engineer. Understands and identifies project…
Added 1 month ago
S
Electrical Engineer, Mission Critical
Stantec
Mississauga, ON
- Full-time
The MCF (Mission Critical Facilities) Engineer performs technical duties under the supervision of a Senior Project Engineer or Project Engineer. Understands and identifies project…
Added 1 month 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 1 month ago
SS
Sr. Software Engineer, AVP II
State Street
Toronto, ON
- Full-time
…participants in the industry. The role requires a strong full-stack engineer who can work across rich web functionality, backend services, automated testing, performance engineering, and…
Added 1 month ago
A
Project Engineering Coordinator
AtkinsRéalis
Mississauga, ON
- Full-time
We're AtkinsRéalis, a world-class engineering services and nuclear organization. We connect people, data and technology to transform the world's infrastructure and energy systems. Together,…
Added 1 month ago
A
Retube Tooling Analyst
AtkinsRéalis
Mississauga, ON
- Full-time
We're AtkinsRéalis, a world-class engineering services and nuclear organization. We connect people, data and technology to transform the world's infrastructure and energy systems. Together,…
Added 1 month ago
A
Technical Director - Turbine and Generators (Hydropower)
AtkinsRéalis
Montreal, QC
- Full-time
AtkinsRéalis is seeking a Senior Hydropower Electromechanical Engineer for the position of Technical Director to act as a Subject Matter Expert (SME) in Hydro Turbines-Generators Systems,…
Added 1 month ago
A
Senior Electrical Engineer
AtkinsRéalis
Mississauga, ON · Pickering, ON
- Full-time
We're AtkinsRéalis, a world-class engineering services and nuclear organization. We connect people, data and technology to transform the world's infrastructure and energy systems. Together,…
Added 1 month ago
A
Technical Shift Lead
AtkinsRéalis
Mississauga, ON
- Full-time
We're AtkinsRéalis, a world-class engineering services and nuclear organization. We connect people, data and technology to transform the world's infrastructure and energy systems. Together,…
Added 1 month ago
A
Intermediate Coastal Engineer
AtkinsRéalis
Vancouver, BC · Montreal, QC
- Full-time
We're AtkinsRéalis, a world-class engineering services and nuclear organization. We connect people, data and technology to transform the world's infrastructure and energy systems. Together,…

Affinity

Senior Full Stack Software engineer

BC, Canada
British Columbia, Canada, Canada

Full-time

Apply About employer

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Job details

Job type: Full-time
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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