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Added 13 mins ago
C
Sr. Consultant, Back End Developer- Java/Golang/Kubernetes
CIBC
Toronto, ON
- Full-time
…enterprise-scale cloud based applications involving multiple back-end systems. As a Sr. Consultant, Back End Developer Java/Golang/Kubernetes, you will build, implement and maintain…
Added 13 mins ago
IF
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
K
Senior Business Systems Analyst – Hedge Accounting
Kelly
Toronto, ON
- $80 to $90 CAD / hour
- Contract
Immediate Hiring | Business Systems Analyst – Hedge Accounting | Toronto, Ontario (Hybrid) | Apply Now!
Added 28 mins ago
P+
Director of Engineering
Pivot + Edge
Ottawa, ON
- Full-time
Strong knowledge of modern software architectures, distributed systems, embedded systems, RTOS, cloud technologies, microservices, DevOps, continuous integration and continuous delivery,…
Added 28 mins ago
S
Satellite Electrical Systems Engineer
Scalian
Montreal, QC
- Full-time
We are looking for a Satellite Electrical Systems Engineer to collaborate on one of our projects in the space sector.
Added 29 mins ago
M
Director, Portfolio Operations & Performance
Marcon
Vancouver, BC
- $165,000 to $180,000 CAD / year
- Full-time
Experience with property-management technology such as Yardi, RentCafe or comparable platforms, along with practical knowledge of automation, data, systems integration and AI-enabled tools
Added 29 mins ago
BC
Development Officer, Leadership Giving (Fraser Region)
BC Cancer Foundation
Vancouver, BC
- Full-time
…closely with other Foundation staff to ensure seamless donor integration between specialized portfolios, including corporate relations, community giving, major gifts and gift & estate…
Added 29 mins ago
F
Director of Engineering
Frequentis
Ottawa, ON
- Full-time
Strong knowledge of modern software architectures, distributed systems, embedded systems, RTOS, cloud technologies, microservices, DevOps, continuous integration and continuous delivery,…
Added 43 mins ago
Senior Manager, Data Science & Service Intelligence
Questrade Financial Group
Toronto, ON
We’re looking for our next Senior Manager, Data Science & Service Intelligence. Could It Be You?
Added 44 mins ago
TI
Data Architect / Data Modeller
Teckhorizon Inc
Toronto, ON
- Contract
Our Client is looking for an experienced Senior Data Architect / Data Modeller with 8+ years of experience in enterprise data architecture, data modelling, SQL, and database design to…
Added 44 mins ago
IC
Business & Systems Consultant
Infotek Consulting Inc.
Toronto, ON
- $60 to $65 CAD / hour
- Contract
Knowledge of data and integration modelling, systems analysis, and requirements documentation.
Added 44 mins ago
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Senior Quality Assurance Engineer
FireFlink
Toronto, ON
- Full-time
Own functional, regression, integration, system, and end-to-end testing for complex applications and backend workflows.
Added 58 mins ago
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Java Developer Lead Analyst - Vice President
Citi
Mississauga, ON
- Full-time
The Java Developer Lead Analyst is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology…
Added 1 hour ago
IO
Senior Lead IT Security Architect
Irving Oil
Saint John, NB
- Full-time
As a Senior Lead IT Security Architect, you will translate business strategy into secure, resilient, and scalable technology architecture that protects the organization’s critical…
Added 1 hour ago
SM
RQ11485 – Data Architect/Modeller – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a Senior Data Architect/Modeller with extensive experience in data architecture, data modelling, business requirements analysis, relational database management systems…
Added 1 hour ago
HR
Senior Software Engineer – Haptic Control for Defense and Dual-Use Drones and Vehicles (Rust)
Haply Robotics
Montreal, QC
- Full-time
We’re looking for a Senior Software Engineer (Rust) to be the first dedicated developer behind the haptic software that lets operators feel the drones and vehicles they control.
Added 1 hour ago
BR
Senior Sql Database Administrator
BITS Recruiting
Toronto, ON
- Contract
Troubleshoot database and application integration issues affecting financial systems.
Added 1 hour ago
S
Satellite Electrical Systems Engineer
Scalian
Montreal, QC
- Full-time
We are looking for a Satellite Electrical Systems Engineer to collaborate on one of our projects in the space sector.
Added 1 hour ago
EG
Senior and Intermediate Controls Engineers , PLC programmers
EVM Group
Hamilton, ON
- Full-time
Role Description This full-time, on-site role is based in Hamilton, ON, and is open to both Senior and Intermediate Controls Engineers / PLC Programmers. Day-to-day responsibilities include…
Added 1 hour ago
D
Senior Full-Stack Developer: AI, Data & Analytics - AIDA (Toronto/Calgary)
Deloitte
Toronto, ON
- Full-time
…agentic AI experiences that 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…
Added 1 hour ago
SM
RQ11575 – Data Architect/Modeller – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
Experience creating detailed data standards to enable integration with other systems.
Added 1 hour ago
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Salesforce Developer
Brunel
Quebec, QC
- $100,000 to $125,000 CAD / year
- Full-time
Salesforce JavaScript Developer I, Integration Architect, or OmniStudio Consultant certification.
Added 1 hour ago
SM
RQ11571 – Information Architect – Senior
S M Software Solutions Inc
Toronto, ON
- Full-time
We are seeking a Senior Information Architect with extensive experience in enterprise information architecture, information management, metadata standards, data governance, semantic models,…
Added 1 hour ago
LI
Sr. Application Developer/Team Lead
Livingston International
Toronto, ON
- $100,000 to $115,000 CAD / year
- Full-time
The Senior Developer/Team Lead will be instrumental in guiding technical direction and fostering a culture of excellence. This pivotal role will also involve championing and driving the…
Added 1 hour ago
A
Software Developer
AppDirect
Montreal, QC
- Full-time
Work under the guidance of senior engineers while contributing value to team meetings, brainstorming sessions, and retrospectives.

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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