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Ruby On Rails Contractor Jobs in Ontario (NOW HIRING)

Fullscript

Staff, Security Engineer

Toronto, ON · Remote

Experience securing Ruby on Rails, Node.js, JavaScript, GraphQL, or similar application ecosystems. * Experience with AWS cloud security and cloud-native security controls. * Experience with threat ...

Fullscript

Staff, Security Engineer

Ottawa, ON · Remote

Experience securing Ruby on Rails, Node.js, JavaScript, GraphQL, or similar application ecosystems. * Experience with AWS cloud security and cloud-native security controls. * Experience with threat ...

Fullscript

Senior DevOps Engineer

Toronto, ON · On-site +1

Familiarity with Ruby on Rails and/or JavaScript applications * Experience with MySQL, PostgreSQL, or similar databases * Experience with Linux/Unix systems administration What we can offer you

Fullscript

Senior DevOps Engineer

Ottawa, ON · On-site +1

Familiarity with Ruby on Rails and/or JavaScript applications * Experience with MySQL, PostgreSQL, or similar databases * Experience with Linux/Unix systems administration What we can offer you

Clio

Manager, Security Engineering

Toronto, ON · Hybrid

CA$180K - CA$270K/yr

Experience with Ruby (on Rails), or Python This role is a backfill for an existing position. What you will find here: Compensation is one of the main components of Clio's Total Rewards Program. We ...

Clio

Software Development Manager

Toronto, ON · Hybrid

CA$180K - CA$270K/yr

Experience with Ruby on Rails or Python This posting is for an existing vacancy. What you will find here: Compensation is one of the main components of Clio's Total Rewards Program. We have developed ...

Clio

Software Development Manager, Vincent AI

Toronto, ON · Hybrid

CA$180K - CA$270K/yr

Experience with Ruby on Rails or Python This is a new role. What you will find here: Compensation is one of the main components of Clio's Total Rewards Program. We have developed a series of programs ...

Arcadis

Track Inspector

Toronto, ON · On-site

This role is suited for a technically oriented professional with field experience on rail or ... The role will verify that contractor activities are carried out in accordance with IFC drawings ...

GHD

Engineering Graduate, Rail and Transit

Toronto, ON · Hybrid

Our workplace thrives on a hybrid model, combining in-office collaboration and flexibility. Join us ... Participate in client, consultant, contractor, and stakeholder meetings and prepare meeting minutes ...

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All JobsRuby On Rails Contractor JobsRuby On Rails Contractor Jobs in Ontario

Ruby On Rails Contractor information

What is a Ruby on Rails contractor?

Ruby on Rails contractors are professionals who specialize in building web applications using the Ruby on Rails framework. They are typically hired on a contract basis, either for short-term projects, specific features, or to augment in-house development teams. These contractors handle tasks such as backend development, API integration, database management, and sometimes front-end work, all centered around the Rails ecosystem. Their expertise allows businesses to rapidly develop, maintain, or upgrade web applications efficiently.

What are the key skills and qualifications needed to thrive as a Ruby on Rails contractor?

To thrive as a Ruby On Rails Contractor, you need strong programming skills in Ruby, expertise in the Rails framework, and a solid understanding of web application architecture, typically backed by experience or a relevant degree. Familiarity with tools like Git, PostgreSQL/MySQL, RESTful APIs, and deployment platforms such as Heroku or AWS is often required. Excellent problem-solving, time management, and communication skills help contractors efficiently collaborate with clients and teams. These skills ensure high-quality, maintainable code and successful project delivery in competitive, fast-paced environments.

What are some common challenges Ruby on Rails contractors face when joining a new development team?

Ruby On Rails Contractors often need to quickly adapt to existing codebases and team workflows, which can pose challenges if documentation is sparse or coding standards differ. Additionally, contractors must rapidly build rapport with permanent team members to ensure smooth collaboration, particularly in agile environments. Balancing multiple projects or client expectations can also require strong time management and communication skills. Being proactive about asking questions and clarifying requirements can help overcome these hurdles and contribute effectively from the start.

What is the difference between Ruby On Rails Contractor vs Ruby On Rails Developer?

AspectRuby On Rails ContractorRuby On Rails Developer
CredentialsTypically no formal certification required, but experience is keyOften holds a degree or certification in computer science or related fields
Work EnvironmentFreelance, project-based, often remoteFull-time or part-time employment within a company or agency
Employer & Industry UsageHired by various clients across industries for specific projectsEmployed by companies to develop and maintain applications
Search & Comparison IntentLooking for flexible, short-term project workSeeking ongoing, in-house or remote development roles

In summary, a Ruby On Rails Contractor is typically a freelance professional hired for specific projects, offering flexibility and diverse experience. A Ruby On Rails Developer usually works as a full-time employee, focusing on long-term application development within a company. Both roles require strong Rails skills but differ mainly in employment type and work setup.

What are popular job titles related to Ruby On Rails Contractor jobs in Ontario?

For Ruby On Rails Contractor jobs in Ontario, the most frequently searched job titles are:

What job categories do people searching Ruby On Rails Contractor jobs in Ontario look for?

The top searched job categories for Ruby On Rails Contractor jobs in Ontario are:

Ruby On Rails Contractor jobs near you
Infographic showing various Ruby On Rails Contractor job openings in Ontario as of August 2026, with employment types broken down into 78% Full Time, 12% Part Time, and 10% Contract. Highlights an 82% In-person, and 18% Remote job distribution.

Staff, Security Engineer

Fullscript

Toronto, ON • Remote

Full-time

Medical, Retirement, PTO

Re-posted 15 days ago

Job description

About Fullscript

We're an industry-leading health technology company on a mission to help people get better. We started in 2011 with one simple idea. Make it easier for practitioners to access the products they trust so they can deliver better care.

That simple idea grew into a platform that powers every part of care. Today, more than 125,000 practitioners use Fullscript for clinical insights, lab interpretations, patient analytics, education, and access to high-quality supplements. Over 10 million patients rely on Fullscript to stay connected to their care plans and follow through on treatment.

We build tools that make care smarter and more human. Tools that save time, simplify decisions, and help practitioners stay closely connected to the people they care for. When everything they need is in one place, they can focus on what matters most: helping people get better.

This is your invitation.

Bring your ideas, your grit, and your care for people.
Join us and shape the future of care.
The Opportunity

We're looking for a Staff Security Engineer to join Fullscript's Security Engineering team as a senior technical leader and hands-on builder. This role is ideal for someone who started their career in software engineering and developed deep expertise in security engineering, application security, or product security.

You'll work closely with engineering teams to design and implement security solutions that scale across Fullscript's products and platforms. As a Staff-level engineer, you'll own complex technical initiatives, help shape security strategy, and influence how security is built into the software development lifecycle. You'll be expected to balance hands-on execution with technical leadership, mentoring engineers and helping teams solve security challenges in a way that supports both business objectives and engineering velocity.

We're looking for someone who has owned systems end-to-end; from application development and infrastructure decisions through security design and implementation; Understands how to build secure, scalable solutions in production environments. The ideal candidate is deeply technical, highly collaborative, and energized by solving difficult problems that span multiple teams, systems, and domains.

What you'll do
  • Lead the design and implementation of security solutions across Fullscript's applications, platforms, and AI-powered systems.
  • Partner with engineering teams to embed security throughout the software development lifecycle, including architecture reviews, threat modeling, secure coding practices, and design reviews.
  • Drive application security, product security, and vulnerability management initiatives from concept through implementation.
  • Own complex security challenges that span multiple teams, balancing technical requirements, business priorities, and engineering constraints to deliver scalable solutions.
  • Mentor engineers and security practitioners, raising the bar for secure software development and helping teams make sound security decisions.
  • Influence technical strategy and security standards through hands-on engineering, technical leadership, and cross-functional collaboration.
  • Stay ahead of emerging threats, security technologies, and AI-specific risks to help shape Fullscript's long-term security posture.
What you bring to the table
  • 8+ years of software engineering experience designing, building, and operating production systems.
  • 3+ years of recent experience in application security, product security, security engineering, or a related security discipline.
  • Deep understanding of secure software development, modern application architectures, APIs, and cloud-native environments.
  • Experience owning complex technical initiatives from problem definition through delivery, including working across multiple teams and stakeholders.
  • Proven ability to influence technical direction, mentor engineers, and drive adoption of security best practices.
  • Strong hands-on experience with security tooling, automation, vulnerability management, and security assessments.
  • Excellent communication skills, strong technical judgment, and a continuous learning mindset.
Bonus if you have
  • Experience securing Ruby on Rails, Node.js, JavaScript, GraphQL, or similar application ecosystems.
  • Experience with AWS cloud security and cloud-native security controls.
  • Experience with threat modeling methodologies such as STRIDE, PASTA, or similar frameworks.
  • Experience with vulnerability management, application security posture management, or developer security tooling.
  • Familiarity with GitHub, GitLab, Wiz, static analysis tools, secret scanning, or related security platforms.
  • Experience conducting penetration testing, security research, or ethical hacking activities.
  • Experience protecting healthcare, regulated, or sensitive customer data.
What we can offer you
  • Remote-first flexibility to work where you work best, with North America (Ottawa, Toronto, or Calgary) preferred for this role.
  • Flexible PTO and competitive pay, because work-life balance matters
  • RRSP/401k match and stock options to invest in your future
  • Premium benefits package with customizable coverage, paramedical services, and an HSA.
  • Fullscript discounts to save on high-quality wellness products
  • Continuous learning opportunities to grow your skills and career

Fullscript shares salary ranges to support transparency and help candidates make informed decisions. The range shown reflects base salary only and does not include stock options, wellness stipends, or other benefits that are part of Fullscript's total rewards package.

Final compensation depends on experience, skills, and location. We review pay regularly to stay aligned with market data and internal equity. Benefits and total rewards may vary by region.

Why Fullscript

Great work happens when people feel supported, trusted, and inspired. At Fullscript, we stay curious and keep finding smarter ways to make care better. We grow together, take on new challenges, and focus on impact. We put people first, work as a team, and leave egos at the door.

What to Know Before You Apply

We're grateful for the interest in joining Fullscript. To make sure your application reaches our hiring team, please apply directly through our careers page.

A quick note: Due to the high volume of applications, we're not able to respond to phone or email inquiries about application status. If there's a match, our team will reach out directly.

Fullscript is an equal opportunity employer committed to creating an inclusive workplace. Accommodations are available upon request at [email protected].

All offers are contingent on successful background checks conducted in compliance with federal, state, and provincial laws.

We use AI tools to support parts of the hiring process, including screening and reviewing responses. Final hiring decisions are always made by people and follow all applicable privacy and employment laws in Canada and the U.S.

Learn More
www.fullscript.com
@fullscriptHQ on instagram
@fullscript on YouTube
FullScript on LinkedIn
We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.
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