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Intern Ruby Rails Developer Jobs in Toronto, ON (NOW HIRING)

Care about crafting delightful user and developer experiences * Are excited about how AI is reshaping software development and the potential it unlocks Nice to Have (But Not Required) * Ruby on Rails ...

Developer 2

Toronto, ON ยท On-site

CA$100K - CA$115K/yr

Ideally, you have experience with our core technologies including Ruby on Rails, and Typescript. We're looking to innovate and advance, and so we encourage all our developers to actively learn new ...

Ideally, you have experience with our core technologies including Ruby on Rails, and Typescript. We're looking to innovate and advance, and so we encourage all our developers to actively learn new ...

Senior Software Developer

Toronto, ON ยท Hybrid

CA$170K - CA$195K/yr

... scale using Ruby on Rails * The ability to gain fluency in new technologies quickly and work ... We have cross-trained developers coming from Java, Python, C++, and JavaScript backgrounds, and are ...

Collaborate with DevOps teams to deploy and maintain web applications in production environments ... How to set up and navigate a Ruby on Rails project (including writing specs) * Basic knowledge of ...

We're looking for a Senior Fullstack Engineer to help us tackle significant engineering challenges ... Professional experience with one of Ruby, Ruby on Rails, React, Java, MongoDB, microservice ...

Software Developer (Toronto)

Toronto, ON ยท Hybrid

CA$129K - CA$149K/yr

... and Ruby on Rails; * The ability to master new technologies quickly and work effectively in a ... We have cross-trained developers coming from Java, Python, C++, and JavaScript backgrounds, and are ...

Application Security Developer

Toronto, ON ยท Hybrid

CA$137K - CA$157K/yr

We are currently seeking an Application Security Engineer to join our rapidly growing Security team ... Experience with Ruby on Rails, Puppet, Kubernetes, Terraform, ELK (Elastic, Logtash and Kibana)

... in Ruby on Rails and/or Java Experience with AWS, Scala, REST, Pyton, Angular JS; scripting ... Engineering or equivalent academic/professional experience required * Github experience Preferably ...

Expertise in at least one interpreted language such as Python, Ruby on Rails, etc. * Hands-on ... Is customer-focused, with an eye for building delightful product experiences and developer ...

We are looking for a talented full stack software engineer to build SaaS application. You are an ... Expert in Ruby on Rails and/or Java * Experience with AWS, Scala, REST, Pyton, Angular JS ...

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Intern Ruby Rails Developer information

What kinds of projects and responsibilities can I expect as an Intern Ruby Rails Developer?

As an Intern Ruby Rails Developer, you'll typically work on a range of tasks, from bug fixing and writing unit tests to helping develop new features within existing Rails applications. You may also collaborate closely with senior developers and participate in code reviews, daily stand-ups, and sprint planning sessions. Interns often get exposure to real-world codebases and are encouraged to ask questions and contribute ideas, making it a great opportunity to apply classroom knowledge while learning industry best practices. The environment is usually supportive and geared toward skill development, with mentorship provided to help you grow technically and professionally.

What are the key skills and qualifications needed to thrive as an Intern Ruby Rails Developer, and why are they important?

To thrive as an Intern Ruby Rails Developer, you need a basic understanding of Ruby programming, Rails framework fundamentals, and familiarity with web development concepts, usually supported by coursework or self-study. Experience with version control systems like Git, databases such as PostgreSQL or MySQL, and knowledge of RESTful APIs is typically expected. Strong problem-solving abilities, eagerness to learn, and effective communication skills help interns collaborate with teams and adapt quickly. These skills and qualities are important for contributing to projects, building a solid technical foundation, and growing into more advanced developer roles.

What does an Intern Ruby Rails Developer do?

An Intern Ruby Rails Developer assists in building and maintaining web applications using the Ruby on Rails framework. Their tasks typically include writing and testing code, fixing bugs, learning best practices, and collaborating with senior developers on project components. Interns may also participate in code reviews and help with documentation. This role is designed to provide hands-on experience and a foundation in web development using Ruby on Rails.

What is the difference between Intern Ruby Rails Developer vs Junior Ruby Rails Developer?

AspectIntern Ruby Rails DeveloperJunior Ruby Rails Developer
Required CredentialsEnrolled in or recently completed relevant educationSome coursework or internship experience
Work EnvironmentLearning-focused, supervised, often part-timeFull-time, collaborative team setting
Employer UsageInternship programs, training rolesEntry-level position in companies or startups
Common Search IntentUnderstanding internship opportunitiesSeeking entry-level development roles

The main difference between an Intern Ruby Rails Developer and a Junior Ruby Rails Developer lies in experience and responsibilities. Interns are typically students or recent graduates gaining initial exposure, often in supervised environments. Junior developers have some foundational experience and are expected to contribute more independently. Both roles serve as entry points into Ruby on Rails development, but the Junior role usually involves more hands-on tasks and responsibilities.

What are the most commonly searched types of Ruby Rails Developer jobs in Toronto, ON? The most popular types of Ruby Rails Developer jobs in Toronto, ON are:
What are popular job titles related to Intern Ruby Rails Developer jobs in Toronto, ON? For Intern Ruby Rails Developer jobs in Toronto, ON, the most frequently searched job titles are:
What job categories do people searching Intern Ruby Rails Developer jobs in Toronto, ON look for? The top searched job categories for Intern Ruby Rails Developer jobs in Toronto, ON are:
Infographic showing various Intern Ruby Rails Developer job openings in Toronto, ON as of July 2026, with employment types broken down into 71% Full Time, 19% Part Time, 1% Temporary, and 9% Contract. Highlights an 82% Physical, 3% Hybrid, and 15% Remote job distribution.

Senior Front-End Engineer

Smile.io

Toronto, ON โ€ข Remote

Other

PTO

Re-posted 12 days ago


Job description

Smile.io is the world's largest loyalty platform, providing easy-to-use reward programs that help scaling ecommerce brands transform one-time sales into repeat purchases from loyal customers. Over 100,000 brands use Smile to turn transactional purchases into passionate repeat shoppers.
ย 
We currently power over 100,000 rewards programs, reaching more than 500 million customers, and serving 1 million API requests per hour. Our primary stack is Ruby on Rails, Ember.js, and React.
ย 
The engineering team at Smile.io believes in being proud of your code, owning what you ship, and embracing new tools to increase developer happiness. We believe small and agile empowered teams can ship products with the highest impact.
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We are looking for a highly skilled and experienced Senior Full Stack Engineer with specialization in Front-End development and a solid understanding of Back-End development to join our dynamic team. As a key member, you'll play a crucial role in designing, constructing, and maintaining our shopper-facing applications and merchant-facing program management tools, ensuring their quality, reliability, scalability, and performance. You will actively participate in running experiments and building incrementally, working in an agile environment to drive innovation and deliver outstanding outcomes.
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This is a full-time remote role working in Canada, Monday to Friday, with significant overlap with 9 AM - 3 PM EST.
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About the Program Squad
The Program Squad is a team that spans the entire technical stack, and is focused on providing the functionality merchants need to create and manage effective loyalty programs. They are responsible for building and maintaining features that influence repeat purchase rates, optimizing program configuration, enhancing the shopper journey, and improving the merchant experience. The team takes an iterative and experimentation-based approach to crafting functionality that delights users and feels native to the Shopify platform.
What You'll Work On
  • Write, test, instrument, document, and maintain software for Smile.io.
  • Review code and provide thoughtful, constructive feedback for your team.
  • Collaborate closely with Product, Design, and Engineering teams to build new features.
  • Support a highly available service used by millions of users on a daily basis. Champion productive technical discussions and foster collaboration within the team.
Our Tech Stack
  • User Facing Applications:
  • Ruby on Rails
  • Ember.js
  • React
  • Typescript
  • HTML
  • CSS
ย 
  • Services:
  • Ruby
  • Data Layer
  • PostgreSQL
  • ElasticSearch
  • Kafka
  • Amazon Simple Queue Service
  • Snowflake
  • Metabase
ย 
  • Environment & Infrastructure:
  • GitHub
  • DataDog
  • Amazon Web Services
  • Terraform
  • Vault
  • Helm
  • Kubernetes
Who You Are
  • Possess a minimum of 5 years of technical experience in software engineering or a related field, with senior-level expertise in Front-End development and hands-on experience across the full stack.
  • Have expert-level proficiency from professional work experience in modern Front-End frameworks (Ember.js and/or React using TypeScript)
  • Have working proficiency in back-end development, with experience building, maintaining, and debugging server-side systems.
  • Have experience with back-end frameworks or languages (e.g., Node.js, Python, Ruby on Rails etc.)
  • Have experience using AI tools to solve real-world engineering problems: improving developer productivity, code quality, and product outcomes.
  • Curious, adaptable, and excited about how AI is reshaping software development.
  • Skilled in utilizing observability tools such as DataDog and Grafana to troubleshoot multi-system level issues effectively.
  • Experienced with Postgres or similar databases.
  • Experienced in building and maintaining high-traffic systems.
  • Experienced in test automation practices.
  • Familiar with agile methodologies and the ability to thrive in a fast-paced environment.
You'll Be Successful In This Role If You
  • Care deeply about writing maintainable code
  • Communicate clearly and thoughtfully in writing
  • Have good product instincts and can balance quality, scope, and speed
  • Prefer pragmatic, iterative decision-making over perfectionism
  • Are comfortable learning through research and hands-on problem solving
  • Know when to ask for help and when to push forward independently
  • Care about craftingย delightful user and developer experiences
  • Are excited about how AI is reshaping software development and the potential it unlocks
Nice to Have (But Not Required)
  • Ruby on Rails experience is highly valued but not required.
  • Experience developing apps for the Shopify platform, including familiarity with Shopify APIs.
  • Hands-on experience with Amazon Web Services, Docker, Kafka, and/or GraphQL.
  • Understanding of database optimization techniques, including indexing, various types of locks, and strategies for optimizing slow queries.
  • Experience in mentoring and fostering the professional growth of junior colleagues.
  • Deep experience crafting high-quality, accessible, and performant Front-End user experiences at scale.
You'll Enjoy Working With Us If You
  • Are open to trying new things, being wrong, and learning from mistakes
  • Prefer collaboration and shared success over individual heroics
  • Want to move fast, deliver real value, and own the progress of your work
  • Look for opportunities to improve how work gets done - for yourself and others
ย Compensation & Benefits
  • Base Salary: $150,000 CAD - $160,000 CAD
  • In addition, our generous total rewards package includes things like flexible vacation, a remote work allowance, and a monthly credit to use at any of the store 100,000+ stores that uses our software.
  • Check out our careers page to learn more.
Why Smile?
ย 
Smile is a remote-first company built on trust, ownership, and continuous improvement. We believe great work happens when people feel supported, challenged, and empowered to do their best work.
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You can learn more about our culture, values, and benefits on our careers page.

Our Commitment to Candidates:
At Smile, we understand that finding a new role is challenging and that self-doubt or imposter syndrome can prevent you from applying to a role, don't let it! You have a ton to offer and we want you to feel encouraged to apply, even if you don't check all of the boxes. If you are passionate about eCommerce and helping merchants grow through loyalty and reward, connect with us.ย 

At Smile, we rely on a range of backgrounds, experiences, and ideas. We value diversity, and we're proud to be an inclusive, equal opportunity workplace. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. Smile welcomes and encourages applications from people with disabilities. Accommodations are available on request for candidates taking part in all aspects of the selection process.

AI Disclaimer: At Smile, we're strong advocates for using AI to help speed up iteration, increase productivity, and save our human brainpower for the really challenging problems. While we're happy for AI to help you generate or tailor your resume, we'd ask that you please refrain from using AI to answer any of the questions on this application form, or to answer questions during the interview process itself.
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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