Senior Software Engineer - Ruby on Rails

Blanc Labs

Toronto Hybrid permanent

Posted: November 26, 2025

Required Skills

Job Description

Blanc Labs is a premier partner for global enterprises, leading the way in digitization, automation, and the development of next-generation digital products and services. Our expertise in digital transformation powers businesses to accelerate service delivery, drive customer engagement, and foster growth.

Key Responsibilities:
• Design, develop, and maintain scalable full-stack applications using Ruby on Rails and Ember.js
• Collaborate closely with Product, Design, and QA teams to deliver high-quality features end-to-end
• Optimize application performance, database queries, and caching strategies
• Build reusable, accessible UI components and ensure modern frontend best practices
• Develop and maintain CI/CD pipelines to support rapid and reliable deployments
• Implement secure, maintainable, and well-tested code
• Troubleshoot production issues and contribute to continuous system improvements
• Participate in code reviews, mentorship, and knowledge sharing within the team

Required Qualifications:
• 8+ years of software development experience, with a strong emphasis on Ruby on Rails
• Proficiency in Ember.js or other modern JavaScript frameworks (such as React or Vue.js)
• Hands-on experience with Docker for application containerization
• Proven track record deploying and managing applications on Microsoft Azure
• Solid knowledge of PostgreSQL database design, query optimization, and performance tuning
• Experience implementing caching and data-layer performance improvements using Redis
• Strong command of HTML5, CSS3, and ES6+ JavaScript features
• Proficiency working with Git and collaborative development workflows (pull requests, code reviews, branching strategies)

Technology Stack Requirements:
• Backend Technologies: Ruby on Rails, PostgreSQL, Redis
• Frontend Technologies: Ember.js, HTML5/CSS3, JavaScript (ES6+)
• Infrastructure & DevOps: Docker, Microsoft Azure (App Service, Container Registry, Azure DevOps, CI/CD pipelines, Git

Blanc Labs is enabling a digital future. Headquartered in Toronto, we partner with clients in North & South America to digitize and automate their operations and build their next generation of digital products and services. We empower clients to enhance their digital offerings and bring creative solutions to the market faster. Learn more at www.blanclabs.com.

Blanc Labs is an equal opportunity employer and is committed to providing employment in accordance with the Ontario Human Rights Code and the Accessibility for Ontarians with Disabilities Act. Accommodations within reason due to a disability or medical need are available on request for candidates taking part in the recruitment process.

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