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Added 13 mins ago
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Senior IT Audit Manager
BMO
Toronto, ON · FCP
- Full-time
Added 13 mins ago
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GenAI Python Developer
Synechron
Montreal, QC · MDC – Montreal
- Full-time
Added 13 mins ago
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AI Developer Senior
Intact FC
Montreal, QC
- Full-time
We’re looking for a Senior AI Developer to join our growing team!
Added 13 mins ago
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Senior Data Scientist - Fraud Detection
DataVisor
Vancouver, BC
- $120,000 to $150,000 CAD / year
- Full-time
Experience with large-scale data tools (Spark, Hadoop, etc.) and cloud platforms (AWS, GCP, Azure)
Added 28 mins ago
Software Development Engineer, Amazon Fulfillment Technologies (AFT) - Outbound/Flow, AFT Outbound Execution Teams
Amazon
Toronto, ON
…the opportunity to work with the most advanced technologies: AWS, robotics, machine learning, and augmented reality among…
Added 29 mins ago
D
Senior Data Scientist - Fraud Detection
DataVisor
Calgary, AB
- $120,000 to $150,000 CAD / year
- Full-time
Experience with large-scale data tools (Spark, Hadoop, etc.) and cloud platforms (AWS, GCP, Azure)
Added 29 mins ago
EC
Network Architect
Experis Canada
Toronto, ON
- $90 to $100 CAD / hour
- Contract
…on-premises infrastructure and cloud environments (Azure and AWS), with hybrid cloud design…
Added 29 mins ago
GM
Senior Quality Assurance Specialist
Galactic Minds INC
Toronto, ON
- Contract
…databases, validating that every byte of data flowing through our AWS pipelines is accurate, compliant, and…
Added 29 mins ago
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Network Designer/Architect
TEEMA
Toronto, ON
- Contract
Experience designing greenfield WAN connectivity for cloud environments, with AWS (VPC, Transit Gateway, DirectConnect)
Added 29 mins ago
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Production Support Analyst (Akamai / Web Platforms)
W3Global
Toronto, ON
- $50 to $60 CAD / hour
- Contract
Support web platforms, cloud environments, and content delivery infrastructure across AWS, Azure, and related technologies.
Added 29 mins ago
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Java Full Stack Developer
Dexian
Toronto, ON
- Contract
Added 29 mins ago
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Applied AI Engineer
Luxoft
Canada
- Full-time
…Node.js/TypeScript and Python services, PostgreSQL, Snowflake and AWS. We're looking for an applied AI engineer to build AI with real, measurable benefit across our operations and…
Added 43 mins ago
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Senior Network Designer
StafinGo
Toronto, ON
- $90 to $110 CAD / hour
- Contract
Cloud Connectivity (Hybrid/Multi-Cloud): The candidate has designed Direct Connect / ExpressRoute, Transit architectures, multi-cloud integration (AWS + Azure)
Added 58 mins ago
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AI/ML Compliance Lead
Roche
Mississauga, ON · Canada Pharma Campus
- Full-time
You bring functional expertise in programming languages (e.g., Python, R) along with cloud computing platforms (AWS, Azure, GCP) and MLOps practices for model governance in production.
Added 58 mins ago
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Lead Cloud Software Developer - (AWS / AI / Real Time Payment Systems)
BMO
Toronto, ON · BMOPLACE
- Full-time
We are seeking an experienced Lead Cloud Software Developer to design, build, and support secure, scalable, highly available, and resilient real-time payment systems. The ideal candidate…
Added 1 hour ago
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Software Java Developer, Platform & Emerging Technologies
Autodesk
Montreal, QC
- Full-time
Autodesk is looking for a Software Developer to help build the next generation of cloud services, data platforms, and AI-powered capabilities that support Autodesk products and customers…
Added 1 hour ago
IC
Cloud Operations, Senior Specialist
Interac Corp.
Toronto, ON · Interac Corp. Head Office
- Full-time
Reporting to the Leader, Cloud Operations, the Senior Specialist, Cloud Operations provides senior-level AWS platform engineering expertise to operate, support, and continuously improve…
Added 1 hour ago
XI
Senior .NET / Full Stack Developer
XTM International
Remote, Canada
- Full-time
- Remote
We are looking for a Senior Full Stack Developer who works AI-first: someone who uses AI tools and AI-driven development methods as a natural part of how they build software, and who helps…
Added 1 hour ago
D
Senior Data Scientist - Fraud Detection
DataVisor
Toronto, ON
- $120,000 to $150,000 CAD / year
- Full-time
Experience with large-scale data tools (Spark, Hadoop, etc.) and cloud platforms (AWS, GCP, Azure)
Added 1 hour ago
X
Senior .NET / Full Stack Developer
XTM
Montreal, QC
- Full-time
We are looking for a Senior Full Stack Developer who works AI-first: someone who uses AI tools and AI-driven development methods as a natural part of how they build software, and who helps…
Added 1 hour ago
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202610-127399 AI/ML Compliance Lead
Roche
Mississauga, ON
- Full-time
You bring functional expertise in programming languages (e.g., Python, R) along with cloud computing platforms (AWS, Azure, GCP) and MLOps practices for model governance in production.
Added 1 hour ago
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Senior Full-Stack Developer: AI, Data & Analytics - AIDA (Toronto/Calgary)
Deloitte
Toronto, ON
- Full-time
…integrate with enterprise data and systems. We are looking for a developer who is excited to build practical technology solutions, learn modern software and AI development practices, and…
Added 1 hour ago
Software Dev Engineer, AWS Transactional Services
Amazon
Toronto, ON
Added 1 hour ago
AI
Gen AI Engineer
Apptoza Inc.
Toronto, ON
- Contract
Build cloud-native AI solutions using AWS and optimize production performance.
Added 1 hour ago
AI
AWS Data Engineer
Apptoza Inc.
Toronto, ON
- Contract
AWS Data Engineer – Banking / Financial Services

Jonas Software

Senior Fullstack Developer (Ruby on Rails / React)

Toronto, ON, Canada

Salary Range: $135,000-$140,000 CAD · Full-time

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Job details

Pay: Salary Range: $135,000-$140,000 CAD
Job type: Full-time
Posting language: English
Posted: Oct 27, 2026

Original job description

Job Description:

Senior Fullstack Developer

RewardOps is a dynamic and innovative tech company dedicated to creating cutting-edge SaaS products that empower businesses to thrive in the loyalty space.

We are seeking a highly skilled Senior Fullstack Developer with expertise in Ruby on Rails and React to join our talented development team and help drive our mission to deliver exceptional software products. You will be at the forefront of our team, taking charge of developing the core back-end SaaS application and integration engine. Your close collaboration with Product, Architecture, Development, and QA teams will be pivotal as we aim to enhance our technology, prioritizing scalability and resilience, all while catering to our users' unique use cases. Your work will be instrumental in shaping the success of our platform and its future.

Job Responsibilities

Leadership & Collaboration: Report directly to the Head of Engineering and collaborate with Delivery Managers, Product Managers, Partnerships, Architects, Designers, Developers and QAs to understand requirements and objectives.
Planning: Collaborate with Delivery Managers, Product Managers and Architects to determine feasibility of work, timelines, approaches and identify risks.
Feature Development: Implement and optimize end-to-end features, including API endpoints, background jobs, integrations and accessible front-end interfaces.
Code & Quality Assurance: Maintain high standards of code quality through unit testing and code reviews. Participate in code reviews to maintain code quality and ensure best practices are followed.
Technical Planning: Evaluate the technical feasibility and RoI of proposed features, and participate in sprint planning.
Documentation & Integration: Create technical documentation and integrate features with our React frontend and third-party services.
Performance & Troubleshooting: Continuously improve platform performance and resolve root issues.
Mentorship: Mentor and provide guidance to junior developers.
Continuous Improvement: Stay up-to-date with the latest industry trends and technologies to continually improve our development process.

Job Qualifications

Proven experience as a Fullstack Developer, with a strong focus on React and Ruby on Rails.
Extended experience with modern Web development frameworks, RESTful APIs.
Experience with database systems and writing efficient SQL queries.
Demonstrated ability to integrate with external clients' APIs.
Proficiency in front-end technologies such as HTML5, CSS3, JavaScript, and modern front-end frameworks (React, Ember, etc.).
Experience in Event-driven development and Domain-Driven Design (DDD).
Familiarity with Behavior-Driven Development (BDD).
Excellent problem-solving skills and the ability to work independently.
Strong communication and collaboration skills.
Experience with version control systems (e.g., Git).
Experience with cloud platforms (e.g., AWS, Azure) is a plus.
Knowledge of DevOps practices and tools is a plus (e.g., Kubernetes, Docker).
Prior experience in WCAG accessibility development.

Salary Range: $135,000-$140,000 CAD

Business Unit:

RewardOps

Scheduled Weekly Hours:

Number of Openings Available:

Worker Type:

Regular

More About Jonas Software:

Jonas Software is a leading provider of enterprise management software solutions, serving a wide range of vertical markets including hospitality, healthcare, construction, education, personal care, fitness, leisure, moving and legal services, to name a few. Within these markets, Jonas is comprised of over 65 distinct brands, each a respected leader in its domain.

Jonas’ vision is to be the branded global leader across these verticals and to be recognized by customers and industry stakeholders as the trusted provider of “Software for Life.” We are committed to technology, product innovation, quality, and exceptional customer service.

Jonas Software supports over 60,000 customers in more than 30 countries. We employ over 6,000 skilled professionals, including industry experts and technology specialists. Across our broader network, we support a global workforce of more than 30,000 employees.

Headquartered in Canada, Jonas Software has a global footprint with offices around the world. We’re a 100% owned subsidiary of Constellation Software Inc., based in Toronto, publicly listed on the TSX (CSU.TO), and a member of the S&P/TSX 60 Index.

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More about this job

Responsibilities

You will lead the development of the core back-end SaaS application and integration engine while collaborating with cross-functional teams. Responsibilities include implementing end-to-end features, maintaining high code quality, and mentoring junior developers.

Requirements

The role requires proven experience as a Fullstack Developer with strong expertise in Ruby on Rails and React. Candidates must have experience with modern web frameworks, RESTful APIs, database systems, and cloud platforms.

Skills

Ruby on Rails
React
Fullstack Development
RESTful APIs
SQL
HTML5
CSS3
JavaScript
Event-driven development
Domain-Driven Design
Behavior-Driven Development
Git
AWS
Azure
Kubernetes
Docker

Visa sponsorship

Not detected in the job text

Keywords

Ruby on Rails
React
SaaS
Fullstack Developer
RESTful APIs
SQL
HTML5
CSS3
JavaScript
Event-driven development
Domain-Driven Design
Behavior-Driven Development
Git
AWS
Azure
Kubernetes
Docker
WCAG
Accessibility
Unit testing
Code reviews
Sprint planning
DevOps

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