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Added 1 month ago
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Intermediate Full Stack Developer
Syntronic
Ottawa, ON
- Full-time
Syntronic Ottawa Software Design Studio is looking for a versatile and motivated Intermediate Full Stack Developer to build modern software solutions across a variety of customer projects…
Added 1 month ago
PC
Développeur.euse Java Full Stack / Java Full Stack Developer x2 (Signature)
Portage CyberTech
Montréal-Ouest, QC
- Full-time
Portage CyberTech is looking for a passionate Java Full Stack Developer, R&D-oriented, working on modern solutions in a microservices environment. The role involves backend and full stack…
Added 1 month ago
PC
Développeur.euse Java Full Stack / Java Full Stack Developer x2 (Signature)
Portage CyberTech
Montreal, QC
- Full-time
Portage CyberTech is looking for a passionate Java Full Stack Developer, R&D-oriented, working on modern solutions in a microservices environment. The role involves backend and full stack…
Added 1 month 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 1 month ago
Lead Web Solutions Developer, Cloud Support, Tools and Automation (English)
Google
Waterloo, ON
Experience with programming in one of the following: Java, Python, GoLang, or TypeScript/JavaScript.
Added 1 month ago
ND
Tech Consultant - Senior Full-Stack Engineer
NTT DATA North America
Vancouver, BC
- Other
Develop scalable backend services using Java/Spring Boot or .NET/.NET Core.
Added 1 month ago
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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
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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
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Sr. Software Engineer, AVP II
State Street
Toronto, ON
- Full-time
…full-stack engineer who can work across rich web functionality, backend services, automated testing, performance engineering, and system scalability while contributing to sustainable…
Added 1 month ago
A
Développeur(euse) Java
Astek
Montreal, QC
- Full-time
Concevoir, développer et maintenir des applications Java robustes, évolutives et performantes, en environnement d'entreprise
Added 1 month ago
A
Software Engineer
aivra.health
Toronto, ON
- $100,000 to $160,000 CAD / year
- Full-time
Build and integrate APIs and backend services.
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
DI
Senior Full Stack Developer
Dawn InfoTek
Toronto, ON
- Contract
…work on modern, scalable applications across both frontend and backend technologies. If you’re passionate about building high-quality digital solutions and working with cutting-edge tools,…
Added 1 month ago
C
Ingénieur(e) solutions
ChapsVision
Montreal, QC
- Full-time
Créer et configurer des pipelines d’ingestion de données, des API et des intégrations backend
Added 1 month ago
MS
Full Stack Developer – Data Engineering (Hybrid)
Morgan Stanley
Montreal, QC
- Full-time
We’re seeking someone to join our Data Obfuscation team as a Full Stack Developer – Data Engineering to design and deliver scalable, secure, and reusable data platforms and services that…
Added 1 month ago
Software Engineer, Entry-Level (Graduation Date Winter 2026 - Spring/Summer 2027)
DoorDash Canada
Toronto, ON
…creating beautiful, user-friendly flows to crafting scalable backend architectures, we strive to deliver reliant, performant technology that delights our…
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
OP
Staff Software Engineer
Open People Network (OPN)
Toronto, ON
- Full-time
…AI-generated work with the same rigor you’d apply to a junior developer’s PR. This skill is learnable if the first two are already…
Added 1 month ago
SS
Sr. Software Engineer, AVP II
State Street
Toronto, ON
- Full-time
…full-stack engineer who can work across rich web functionality, backend services, automated testing, performance engineering, and system scalability while contributing to sustainable…
Added 1 month ago
MS
Full Stack Developer – Data Engineering (Hybrid)
Morgan Stanley
Montreal, QC
- Full-time
We’re seeking someone to join our Data Obfuscation team as a Full Stack Developer – Data Engineering to design and deliver scalable, secure, and reusable data platforms and services that…
Added 1 month ago
T
Senior Software Engineer
Tactable
Toronto, ON
- Full-time
Build scalable, high-performance backend systems using Python, leveraging concurrent and distributed architectures
Added 1 month ago
MM
Senior Software Engineer
Mohawk Medbuy Corporation
Toronto, ON · Greater Toronto Area, Canada
- Full-time
Proficient with building backend services using Node.js, including API design and performance considerations
Added 1 month ago
IT - Senior Software Engineer
Mohawk Medbuy Corporation (MMC)
Burlington, ON · London, ON · Toronto, ON
Proficient with building backend services using Node.js, including API design and performance considerations
Added 1 month ago
M
Java Software Engineer
mthree
Montreal, QC
- Full-time
Tier-one global investment bank is hiring a Java Developer for its Capital Technology team.

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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