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Added 24 days ago
SDET Contractor
PlayStation Global
Waterloo, ON
We are looking for an experienced Software Development Engineer in Test (SDET) to help ensure the quality, reliability, and resilience of Agentic AI systems and backend services. This role…
Added 24 days ago
C
Engineering Manager - API
Craver
Remote, Canada
- Full-time
- Remote
Senior-level backend engineer who maintains deep, hands-on proficiency - you contribute code, review PRs, and lead design discussions as a matter of course
Added 1 month ago
C
Engineering Manager - API
Craver
Canada
- Full-time
Senior-level backend engineer who maintains deep, hands-on proficiency - you contribute code, review PRs, and lead design discussions as a matter of course
Added 25 days ago
LI
Senior Java Software Engineer
LanceSoft, Inc.
Montreal, QC
- Contract
Demonstrated hands-on experience building enterprise-grade microservices using Java 11+, including strong proficiency in RESTful API design, API documentation (OpenAPI/Swagger), and build…
Added 25 days ago
M
Senior Full-Stack Software Engineer
Manulife
Toronto, ON
- Full-time
Build modern user experiences using React and develop scalable backend services using Java, Spring Boot, and Microservices.
Added 25 days ago
ND
Tech Consultant - Senior Full-Stack Engineer
NTT DATA North America
Vancouver, BC
- Other
We are seeking an experienced Senior Full Stack Engineer to design, develop, and deliver scalable, secure, and high-performing enterprise applications. The ideal candidate should have…
Added 25 days ago
A
Senior Full Stack Developer (React/Typescript/Node.js)
Affinity
Canada
- Full-time
Overview: 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…
Added 25 days ago
JT
Senior Java Software Engineer
Jobility Talent Solutions
Toronto, ON
- Contract
Job Title: Java Developer – Capital Markets (eTrading)
Added 25 days ago
TC
Senior Java Software Engineer
TSR Consulting
Mississauga, ON
- Contract
TSR Consulting is currently seeking a highly motivated Java Full Stack/ Java Backend Developer for an opportunity in Mississauga, ON Hybrid
Added 25 days ago
A
Senior Full Stack Software engineer
Affinity
BC · British Columbia, Canada
- Full-time
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…
Added 26 days ago
A
Software Engineer
aivra.health
Toronto, ON
- $100,000 to $160,000 CAD / year
- Full-time
We are looking for a motivated Software Engineer to join our growing technology team in Toronto. This opportunity is open to fresh graduates and experienced professionals who are passionate…
Added 25 days ago
JG
Senior Core Java Engineer
J&M Group
Montreal, QC
- Contract
We are seeking a Senior Core Java Engineer to design, develop, and support high-performance, scalable enterprise applications. The ideal candidate will have strong expertise in Core Java,…
Added 26 days ago
Software Engineer
Questrade Financial Group
Toronto, ON
We’re looking for our next Software Engineer. Could It Be You?
Added 26 days ago
LI
Java Software Engineer
LanceSoft, Inc.
Quebec, QC
- $60 to $70 CAD / hour
- Contract
We are seeking a hands-on full-stack Java engineer to design, build, and support new trade Supervisory Dashboard capabilities spanning server-side services and a modern React Ul, with a…
Added 26 days ago
T
Senior Software Engineer
Tactable
Toronto, ON
- Full-time
The Role: Senior Software Engineer (Cloud, Data & APIs)
Added 26 days ago
MM
Senior Software Engineer
Mohawk Medbuy Corporation
Toronto, ON · Greater Toronto Area, Canada
- Full-time
We are currently recruiting for a Senior Software Engineer to support our IT – Application Development team. This role can be based out of our Toronto, London or Burlington offices.
Added 26 days ago
IT - Senior Software Engineer
Mohawk Medbuy Corporation (MMC)
Burlington, ON · London, ON · Toronto, ON
We are currently recruiting for a Senior Software Engineer to support our IT – Application Development team.
Added 26 days ago
A
Développeur Senior SRE
Astek
Montreal, QC
- Full-time
Senior Developer SRE "Site Reliability Engineer"
Added 26 days ago
TC
Sr Software Quality Engineer (AI Focused)
Tata Consultancy Services
Toronto, ON
- $90,000 to $110,000 CAD / year
- Full-time
Design, develop, and maintain scalable test automation frameworks using Java, Python, or Groovy.
Added 26 days ago
P
Senior Software Quality Engineer – AI
PeoplePilot
Toronto, ON
- Full-time
We are seeking a Senior Software Quality Engineer – AI Focused to drive quality, reliability, and automation for AI-enabled software products. The role will collaborate with Development,…
Added 26 days ago
P
Full Stack Engineer
PeoplePilot
Toronto, ON
- $110,000 to $120,000 CAD / year
- Full-time
Design, develop, and maintain high-quality, scalable, and maintainable Java applications and services using clean code principles and established design patterns.
Added 26 days ago
SS
Senior Java Software Engineer
Soho Square Solutions
Toronto, ON
- Contract
Hands-on Senior Full Stack Developer responsible for contributing to the design, development, testing, and maintenance of scalable backend services and REST APIs using Java and Spring Boot;
Added 26 days ago
P
Senior Java Software Engineer
PeoplePilot
Toronto, ON
- $100,000 to $120,000 CAD / year
- Full-time
Design, develop, and maintain high-quality, maintainable Java applications using clean code principles, SOLID principles, and established design patterns.
Added 26 days ago
CS
Java Integration Developer
Cloud SynApps Inc.
Mississauga, ON
- Contract
Hands-on engineer responsible for building and configuring the Red Hat-hosted HIP layer - Apache Camel microservices on Spring Boot, and API exposure/management through 3Scale. Implements…
Added 27 days ago
Software Development Engineer, WW Deals & Promotions
Amazon
Vancouver, BC
…Amazon shoppers around the globe? As a Software Development Engineer II on our WW Deals and Promotions team in Vancouver, you'll have the opportunity to do just…

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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