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Added 1 month ago
B
Lead Java Developer
Bounteous
Montreal, QC
- Full-time
The role will expose the candidate to all phases of the production development lifecycle including working with Operations Users to understand and best implement their requirements. There…
Added 1 month ago
LC
CRM QA Engineer
Lontours Canada Limited
Toronto, ON
- $80,000 to $102,000 CAD / year
- Full-time
…reliability, and performance of CRM platforms and integrations that support sales, marketing, service, and operational teams. This role works closely with Product Owners, Business Analysts,…
Added 1 month ago
LC
Data QA Engineer
Lontours Canada Limited
Toronto, ON
- $85,000 to $105,000 CAD / year
- Full-time
Support user acceptance testing and partner with business stakeholders to validate data products and reporting before production deployment.
Added 1 month ago
LI
Senior Java Software Engineer
LanceSoft, Inc.
Montreal, QC
- Contract
The ideal candidate will support designing, building, and integrating systems. Java and Web development experience is essential. Strong communication and interpersonal skills are essential.…
Added 1 month ago
WT
Senior Software Developer, AI Platform
Wealthsimple Technologies
Remote, Canada
- $152,000 to $189,000 CAD / year
- Full-time
- Remote
…polyglot environment of Ruby on Rails, Python, TypeScript, and Java/Kotlin, partnering with teams across Platform Engineering to build tooling that is adopted broadly, trusted deeply, and…
Added 1 month ago
S
Java & Snowflake Developer
Synechron
Calgary, AB
- $75,000 to $85,000 CAD / year
- Full-time
We are seeking a Java & Snowflake Developer to join our technology team. The ideal candidate will have strong hands-on experience in Java development, Snowflake, and SQL, along with…
Added 1 month ago
ND
Tech Consultant - Senior Full-Stack Engineer
NTT DATA North America
Vancouver, BC
- Other
Support CI/CD pipelines, deployments, production releases, and post-release activities.
Added 1 month 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 1 month 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 1 month ago
CS
Integration Development Lead
Cloud SynApps Inc.
Mississauga, ON
- Contract
· Support performance tuning and defect triage during SIT/UAT and early production support
Added 1 month 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 1 month ago
SC
Lead Développeur Java Spring Boot (Senior)
SII Canada
Montreal, QC
- Full-time
Connaissances en soutien applicatif et en support de production.
Added 1 month ago
GS
Lead Développeur Java Spring Boot (Senior)
Groupe SII
Montreal, QC
- Full-time
Connaissances en soutien applicatif et en support de production.
Added 1 month ago
Data Engineer, Amazon Traffic Engineering
Amazon
Vancouver, BC
…Science initiatives for Bot Management. You will design and own production-grade data pipelines that ingest billions of events from diverse source systems and transform raw signals into…
Added 1 month ago
I
Software Developer - Inteleshare
Intelerad
Canada
- Full-time
Support DevOps and operational initiatives including containerized AWS/Kubernetes deployments, CI/CD pipeline maintenance, and participation in production troubleshooting alongside senior…
Added 1 month ago
JG
Java Developer
J&M Group
Montreal, QC
- Contract
We are hiring for a Java Developer. This role focuses on hands-on Core Java development for large-scale Market Risk technology platforms and distributed systems.
Added 1 month ago
Cloud Technical Solutions Developer, Storage and Databases
Google
Waterloo, ON
As a Technical Solutions Developer, you will own our large and important customer issues in addition to providing level two support to our other support teams. You will be a part of a…
Added 1 month ago
DI
Senior Full Stack Developer
Dawn InfoTek
Toronto, ON
- Contract
Support production environments, including monitoring and troubleshooting
Added 1 month ago
Q-
Java Technical Lead
QUANTEAM - North America (RAINBOW PARTNERS Group)
Montreal, QC · Greater Montreal Metropolitan Area
- Full-time
Oversee code reviews, testing strategies, and production support activities.
Added 1 month ago
G
Cloud Technical Solutions Developer, Storage and Databases
Google
Waterloo, ON
- Full-time
As a Technical Solutions Developer, you will own our large and important customer issues in addition to providing level two support to our other support teams. You will be a part of a…
Added 1 month 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 1 month ago
T
SAP AI Orchestration Developer
Talan
Toronto, ON · Montreal, Québec
- $140,000 to $200,000 CAD / year
- Full-time
…Delivery for engagement assignment, the SAP AI Orchestration Developer designs and builds AI-enabled business processes on the SAP Business AI…
Added 1 month ago
C
Senior Full Stack Java Developer - Vice President
Citi
Mississauga, ON
- Full-time
Citi's Banking Technology team is looking for a Senior Full Stack Java Developer to play a central role in a global digital transformation programme that is reshaping how institutional…
Added 1 month ago
RT
Integration Engineer
Russell Tobin
Toronto, ON
- $65 to $75 CAD / hour
- Contract
Write SQL/PL SQL queries, provide production support, manage SFTP/HTTP integrations
Added 1 month ago
RT
Sr Integration Engineer (Intelligent Automation)
Russell Tobin
Toronto, ON
- $90 to $100 CAD / hour
- Contract
Monitoring & Production Support - Insights and job history for proactive monitoring, failure diagnosis, and cost/efficiency tuning; on-call support for high availability.

Affinity

Senior Full Stack Software engineer

BC, Canada
British Columbia, Canada, Canada

Full-time

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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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